Manual - JET Tools

Manual - JET Tools
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Operating Instructions and Parts Manual
Geared Head Drilling/Tapping Presses
Models GHD-20/20T/20PF/20PFT
Model GHD-20PFT shown
WALTER MEIER (Manufacturing) Inc.
427 New Sanford Road
LaVergne, Tennessee 37086
Ph.: 800-274-6848
www.waltermeier.com
Part No. M354026
Revision H 04/2012
Copyright © 2012 Walter Meier (Manufacturing) Inc.
Warranty and Service
Walter Meier (Manufacturing) Inc., warrants every product it sells. If one of our tools needs service or repair, one of
our Authorized Service Centers located throughout the United States can give you quick service. In most cases, any
of these Walter Meier Authorized Service Centers can authorize warranty repair, assist you in obtaining parts, or
perform routine maintenance and major repair on your JET ® tools. For the name of an Authorized Service Center in
your area call 1-800-274-6848.
MORE INFORMATION
Walter Meier is consistently adding new products to the line. For complete, up-to-date product information, check with
your local Walter Meier distributor, or visit waltermeier.com.
WARRANTY
JET products carry a limited warranty which varies in duration based upon the product (MW = Metalworking, WW =
Woodworking).
WHAT IS COVERED?
This warranty covers any defects in workmanship or materials subject to the exceptions stated below. Cutting tools,
abrasives and other consumables are excluded from warranty coverage.
WHO IS COVERED?
This warranty covers only the initial purchaser of the product.
WHAT IS THE PERIOD OF COVERAGE?
The general JET warranty lasts for the time period specified in the product literature of each product.
WHAT IS NOT COVERED?
Five Year Warranties do not cover woodworking (WW) products used for commercial, industrial or educational
purposes. Woodworking products with Five Year Warranties that are used for commercial, industrial or education
purposes revert to a One Year Warranty. This warranty does not cover defects due directly or indirectly to misuse,
abuse, negligence or accidents, normal wear-and-tear, improper repair or alterations, or lack of maintenance.
HOW TO GET SERVICE
The product or part must be returned for examination, postage prepaid, to a location designated by us. For the name
of the location nearest you, please call 1-800-274-6848.
You must provide proof of initial purchase date and an explanation of the complaint must accompany the
merchandise. If our inspection discloses a defect, we will repair or replace the product, or refund the purchase price,
at our option. We will return the repaired product or replacement at our expense unless it is determined by us that
there is no defect, or that the defect resulted from causes not within the scope of our warranty in which case we will,
at your direction, dispose of or return the product. In the event you choose to have the product returned, you will be
responsible for the shipping and handling costs of the return.
HOW STATE LAW APPLIES
This warranty gives you specific legal rights; you may also have other rights which vary from state to state.
LIMITATIONS ON THIS WARRANTY
WALTER MEIER (MANUFACTURING) INC., LIMITS ALL IMPLIED WARRANTIES TO THE PERIOD OF THE
LIMITED WARRANTY FOR EACH PRODUCT. EXCEPT AS STATED HEREIN, ANY IMPLIED WARRANTIES OR
MERCHANTABILITY AND FITNESS ARE EXCLUDED. SOME STATES DO NOT ALLOW LIMITATIONS ON HOW
LONG THE IMPLIED WARRANTY LASTS, SO THE ABOVE LIMITATION MAY NOT APPLY TO YOU.
WALTER MEIER SHALL IN NO EVENT BE LIABLE FOR DEATH, INJURIES TO PERSONS OR PROPERTY, OR
FOR INCIDENTAL, CONTINGENT, SPECIAL, OR CONSEQUENTIAL DAMAGES ARISING FROM THE USE OF
OUR PRODUCTS. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR
CONSEQUENTIAL DAMAGES, SO THE ABOVE LIMITATION OR EXCLUSION MAY NOT APPLY TO YOU.
Walter Meier sells through distributors only. The specifications in Walter Meier catalogs are given as general
information and are not binding. Members of Walter Meier reserve the right to effect at any time, without prior notice,
those alterations to parts, fittings, and accessory equipment which they may deem necessary for any reason
whatsoever. JET ® branded products are not sold in Canada by Walter Meier.
2
Table of Contents
Warranty and Service..........................................................................................................................2
Table of Contents ...............................................................................................................................3
Warning .............................................................................................................................................4
Introduction ........................................................................................................................................6
Specifications .....................................................................................................................................6
Unpacking ..........................................................................................................................................7
Contents of the Shipping Container ..................................................................................................7
Assembly ...........................................................................................................................................7
Adjusting the Head Height................................................................................................................8
Adjusting the Rack Assembly ...........................................................................................................8
Controls .............................................................................................................................................9
Control Panel for GHD-20T/20PFT ................................................................................................. 10
Electrical Connections....................................................................................................................... 10
Adjustments ..................................................................................................................................... 11
Installing a Drill Chuck (not included) .............................................................................................. 11
Removing the Arbor....................................................................................................................... 11
Adjusting the Depth Stop for Drilling (GHD-20) ............................................................................. 11
Adjusting Depth Stop for Drilling and Tapping (GHD-20T) ................................................................ 11
Adjusting the Depth Stop for Drilling (GHD-20PF) ............................................................................ 12
Adjusting the Depth Stop for Drilling (GHD-20PFT) .......................................................................... 12
Adjusting the Depth Stop for Tapping (GHD-20PFT) ........................................................................ 12
Changing Spindle Speeds .............................................................................................................. 12
Return Spring Adjustment .............................................................................................................. 13
Tilting the Head ............................................................................................................................. 13
Lubrication ....................................................................................................................................... 13
Changing the Gear Box Lubricant ................................................................................................... 14
Replacement Parts ........................................................................................................................... 16
GHD-20PF/20PFT Head Assembly................................................................................................. 17
Parts List – GHD-20PF/20PFT Head Assembly ............................................................................... 18
GHD-20/20T Head Assembly ......................................................................................................... 21
Parts List – GHD-20/20T Head Assembly ....................................................................................... 22
Gear Assembly GHD-20PF, 20PFT ................................................................................................ 24
Parts List – Gear Assembly GHD-20PF, 20PFT............................................................................... 25
Gear Assembly GHD-20/20T.......................................................................................................... 26
Parts List – Gear Assembly GHD-20/20T ........................................................................................ 27
Base, Table and Column Assembly (all models) .............................................................................. 28
Parts List – Base, Table and Column Assembly (all models) ............................................................ 29
Control Box Assembly (all models) ................................................................................................. 30
Parts List – Control Box Assembly .................................................................................................. 31
Electrical Panel Components (GHD-20PFT) .................................................................................... 32
Parts List – Electrical Panel Components (GHD-20PFT) .................................................................. 33
Electrical Schematic (GHD-20/20PF only) ....................................................................................... 34
Electrical Schematic (GHD-20PFT)................................................................................................. 35
Electrical Schematic (GHD-20T) ..................................................................................................... 36
3
Warning
1. Read and understand the entire owner’s manual before attempting assembly or operation.
2. Read and understand the warnings posted on the machine and in this manual. Failure to comply with
all of these warnings may cause serious injury.
3. Replace the warning labels if they become obscured or removed.
4. This drill press is designed and intended for use by properly trained and experienced personnel only.
If you are not familiar with the proper and safe operation of a drill press, do not use until proper
training and knowledge have been obtained.
5. Do not use this drill press for other than its intended use. If used for other purposes, Walter Meier
(Manufacturing), Inc., disclaims any real or implied warranty and holds itself harmless from any injury
that may result from that use.
6. Do not use this machine in damp or wet locations, or expose it to rain. Keep work area well lighted.
7. Always wear approved safety glasses/face shields while using this drill press. (Everyday eyeglasses
only have impact resistant lenses; they are not safety glasses.)
8. Before operating this drill press, remove tie, rings, watches and other jewelry, and roll sleeves up past
the elbows. Remove all loose clothing and confine long hair. Non-slip footwear or anti-skid floor strips
are recommended. Do not wear gloves.
9. Wear ear protectors (plugs or muffs) during extended periods of operation.
10. Some dust created by power sanding, sawing, grinding, drilling and other construction activities
contains chemicals known to cause cancer, birth defects or other reproductive harm. Some examples
of these chemicals are:
•
•
Lead from lead based paint.
Crystalline silica from bricks, cement and other masonry products.
•
Arsenic and chromium from chemically treated lumber.
Your risk of exposure varies, depending on how often you do this type of work. To reduce your
exposure to these chemicals, work in a well-ventilated area and work with approved safety
equipment, such as face or dust masks that are specifically designed to filter out microscopic
particles.
11. Do not operate this machine while tired or under the influence of drugs, alcohol or any medication.
12. Make certain the switch is in the OFF position before connecting the machine to the power supply.
13. Clamp the workpiece or brace it against the column to prevent rotation.
14. Use the recommended speed for drill accessories and workpiece materials.
15. Make certain the machine is properly grounded.
16. Make all machine adjustments or maintenance with the machine unplugged from the power source.
17. Remove adjusting keys and wrenches. Form a habit of checking to see that keys and adjusting
wrenches are removed from the machine before turning it on.
18. Keep safety guards in place at all times when the machine is in use. If removed for maintenance
purposes, use extreme caution and replace the guards immediately after maintenance is complete.
19. Check damaged parts. Before further use of the machine, a guard or other part that is damaged
should be carefully checked to determine that it will operate properly and perform its intended
function. Check for alignment of moving parts, binding of moving parts, breakage of parts, mounting
and any other conditions that may affect its operation. A guard or other part that is damaged should
be properly repaired or replaced.
20. Provide for adequate space surrounding work area and non-glare, overhead lighting.
4
21. Keep the floor around the machine clean and free of scrap material, oil and grease.
22. Keep visitors a safe distance from the work area. Keep children away.
23. Make your workshop child proof with padlocks, master switches or by removing starter keys.
24. Give your work undivided attention. Looking around, carrying on a conversation and “horse-play” are
careless acts that can result in serious injury.
25. Maintain a balanced stance at all times so that you do not fall or lean against the rotating spindle or
other moving parts. Do not overreach or use excessive force to perform any machine operation.
26. Use the right tool at the correct speed and feed rate. Do not force a tool or attachment to do a job for
which it was not designed. The right tool will do the job better and more safely.
27. Use recommended accessories; improper accessories may be hazardous.
28. Maintain tools with care. Keep cutting tools sharp and clean for the best and safest performance.
Follow instructions for lubricating and changing accessories.
29. Make sure the workpiece is securely attached or clamped to the table. Never use your hand to hold
the work piece.
30. Turn off the machine and disconnect from power before cleaning. Use a brush or compressed air to
remove chips or debris — do not use your hands.
31. Do not stand on the machine. Serious injury could occur if the machine tips over.
32. Never leave the machine running unattended. Turn the power off and do not leave the machine until it
comes to a complete stop.
33. Remove loose items and unnecessary work pieces from the area before starting the machine.
Familiarize yourself with the following safety notices used in this manual:
This means that if precautions are not heeded, it may result in minor injury and/or
possible machine damage.
This means that if precautions are not heeded, it may result in serious or even fatal
injury.
- - SAVE THESE INSTRUCTIONS - -
5
Introduction
This manual is provided by Walter Meier (Manufacturing) Inc., covering the safe operation and
maintenance procedures for JET Model GHD-20 Series Drill Presses. This manual contains instructions
on installation, safety precautions, general operating procedures, maintenance instructions and parts
breakdown. This machine has been designed and constructed to provide years of trouble free operation if
used in accordance with instructions set forth in this manual. If there are any questions or comments,
please contact either your local supplier or Walter Meier. Walter Meier can also be reached at our web
site: www.waltermeier.com.
Specifications
Model Number.................................................................GHD-20 ..................GHD-20PF ....................... GHD-20T ............... GHD-20PFT
Stock Number................................................................... 354020 .........................354024 ........................... 354022 ......................... 354026
Drilling Capacity – Cast Iron (in.) .................................... 1-1/2 ............................. 1-1/2 ................................ 1-1/2 ..............................1-1/2
Drilling Capacity – Mild Steel (in.) ................................... 1-1/4 ............................. 1-1/4 ................................ 1-1/4 ..............................1-1/4
Column Diameter (in.)......................................................... 4-1/2 ............................. 4-1/2 ................................ 4-1/2 ..............................4-1/2
Quill Diameter (in.) ...................................................................... 3 ..................................... 3 ........................................3 ..................................... 3
Swing (in.) .................................................................................... 20 .................................. 20 ..................................... 20 ...................................20
Number of Spindle Speeds .................................................... 12 .................................. 12 ..................................... 12 ...................................12
Range of Spindle Speeds (RPM)............[all models] Low: 60/130/230/450/800/1500; High: 120/260/460/900/1600/3000
Number of Power Downfeeds .............................................. n/a ..................................... 3 .................................... n/a ..................................... 3
Range of Power Do wnfeeds ................................................. n/a .... 0.004, 0.007, 0.01 .................................... n/a .... 0.004, 0.007, 0.01
Spindle Taper ........................................................................MT-3 ............................. MT-3 ................................ MT-3 ............................. MT-3
Spindle Travel, manual (in.) ..................................................... 5 ............................. 4-1/2 ........................................5 ..............................4-1/2
Spindle Travel, powerfeed (in.)............................................ n/a ............................. 4-1/4 .................................... n/a ..............................4-1/4
Maximum Distance Spindle to Table (in.) ................. 30-1/2 ........................... 30-1/2 ..............................30-1/2 ........................... 30-1/2
Maximum Distance Spindle To Base (in.) ............... 44-5/16 ........................ 44-5/16 ........................... 44-5/16 .........................44-5/16
Table Size (in.) .................................................. 21-3/4 x 19-1/2 ..........21-3/4 x 19-1/2 ............ 21-3/4 x 19-1/2 .......... 21-3/4 x 19-1/2
Table Travel (in.) ............................................................... 25-1/2 ........................... 25-1/2 ..............................25-1/2 ........................... 25-1/2
Table T-Slots ................................................................................ 2 ..................................... 2 ........................................2 ..................................... 2
Table T-Slot Size (in.) ............................................................. 5/8 ................................. 5/8 .................................... 5/8 ..................................5/8
Table T-Slot Centers (in.) ......................................................... 9 ..................................... 9 ........................................9 ..................................... 9
Work Table Weight Capacity (lbs.) ....................................275 ................................ 275 ................................... 275 ................................ 275
Base Dimensions LxWxH (in.) ............................. 26 x 18 x 5 .................. 26 x 18 x 5 .....................26 x 18 x 5 .................. 26 x 18 x 5
Base Work Table (in.) ............................................. 15-1/4 x 13 ................. 15-1/4 x 13 .................... 15-1/4 x 13 ..................15-1/4 x 13
Base T-Slots ................................................................................. 2 ..................................... 2 ........................................2 ..................................... 2
Base T-Slot Size (in.) .............................................................. 5/8 ................................. 5/8 .................................... 5/8 ..................................5/8
Motor ..................................................................................[all models] TEFC 2HP, 3PH, 230V only, 60Hz, 2-speed
Overall Dimensions LxWxH (in.) ....................... 32 x 24 x 71 ............... 32 x 24 x 71 .................. 32 x 24 x 71 ................32 x 24 x 71
Net Weight (lbs.) ......................................................................660 ................................ 660 ................................... 700 ................................ 700
The above specifications were current at the time this manual was published, but because of our policy of
continuous improvement, Walter Meier reserves the right to change specifications at any time and without
prior notice, without incurring obligations.
6
Unpacking
Contents of the Shipping Container
1
1
1
1
1
1
1
1
3
3
1
1
1
1
1
1
Gear Head Drill Press
Lug Wrench
Can of White Touch-Up Paint
Drill Chuck Arbor (MT-3 x JT-6)
Drawbar
Drift Key
Crank
Handle
Downfeed Handles (GHD-20/20T only)
Knobs (two with GHD-20PF/20PFT)
3mm Hex Wrench
4mm Hex Wrench
5mm Hex Wrench
Main Shaft Cover
Owner's Manual
Warranty Card
1. Finish removing the contents of the shipping
container.
2. Compare the contents of the shipping container
with the list above. Report any shortages or
damage to your JET distributor.
3. Clean all rust protected surfaces with kerosene or
a light solvent. Do not use lacquer thinner, paint
thinner or gasoline. These will damage plastic
components and painted surfaces.
Assembly
1. Slide crank (A, Figure 1) onto the table raising
assembly shaft.
Figure 1
2. Tighten the set screw (B, Figure 1) to hold the
crank in place.
3. Install the handle (C, Figure 1) onto the crank.
4. For the GHD-20/20T, install three handles with
knobs (A, Figure 2) into the downfeed hub. For the
GHD-20PF/20PFT, screw two knobs onto the
handles of the power downfeed assembly.
Figure 2
7
Adjusting the Head Height
To facilitate shipping, the Drill Press is packed with the
head adjusted down on the column. The head
assembly should be moved to the top of the column
before drilling operation starts.
The head assembly is very heavy.
Use caution when adjusting the head and make
sure it is supported by the table or locked in place.
Failure to comply may cause damage to property
and/or personal injury!
1. Unlock the table by loosening the handle (A,
Figure 3)
Figure 3
2. Lower the table until there is room to place a block
of wood between the table and the head assembly
(Figure 4).
3. Loosen two nuts (A, Figure 5) on the head
assembly.
4. Raise the head by raising the table. The head is at
the correct height when the top of the head is just
below the column cap (B, Figure 5).
5. Tighten the two nuts (A, Figure 5) on the head
assembly firmly.
6. To lower the head, reverse the steps above. Do
not loosen the head assembly bolts without
supporting the head. This may cause the head
to slip on the column and may cause damage
to the machine or personal injury.
Figure 4
Adjusting the Rack Assembly
After the table has been adjusted, the rack assembly
will need to be raised.
The table must be locked when
raising the rack. Failure to lock the table may
cause the assembly to drop on the column,
causing damage to the machine.
Figure 5
1. Make sure both head assembly nuts (A, Figure 5)
are tight.
2. Loosen the hex socket cap screw (C, Figure 6) on
the upper rack ring.
3. Loosen two set screws on the bottom rack ring (D,
Figure 7).
4. Raise the rack assembly by turning the table
raising handle clockwise.
Figure 6
8
5. The rack assembly is at its full height when the top
rack ring is just below the head assembly (as
illustrated in Figure 6).
6. Tighten the hex socket cap screw on the top rack
ring and two set screws on the lower rack ring.
Controls
Low/Off/High Switch (A, Figure 8) – located top left
side of the head assembly. Switch between low and
high speed range. In the stop position, the spindle is
stopped, but the machine still has power.
Figure 7
Fine Feed Handwheel (B, Figure 8) – located on the
front lower right of the head assembly. Turn clockwise
to lower the quill. Turn counter-clockwise to raise the
quill.
Quill Lock (C, Figure 8) – located on the front lower
right of the head assembly. Turn clockwise and tighten
to lock the quill. Turn counterclockwise and loosen to
unlock the quill.
Speed Selectors (D, Figure 8) – located on the top
front of the head assembly. Used with low/off/high
switch and the speed chart on the front of the head
assembly to set the drill to a specific speed. Caution:
Change speeds only when the machine is
stopped.
Figure 8
Depth Stop (GHD-20/20T) (E, Figure 8) - located on
the front bottom of the head assembly. When set, the
quill will only advance to a certain depth.
Depth Stop (GHD-20PF/20PFT) (A, Figure 9) located on the downfeed assembly on the right side of
the head assembly. When set, the quill will advance
automatically or manually to a certain depth.
Power Downfeed Speed Selector (GHD-20PF/
20PFT) (B, Figure 9) - located on the right side of the
head assembly. Set to advance the quill at desired
speed. Engage the power downfeed by pulling the
handle assembly away from the head. Disengage the
power downfeed by pushing the handle assembly
toward the head. Tighten Lock Screw (C, Figure 9) to
lock out the power downfeed and to keep the drill in
manual feed only.
Figure 9
9
Control Panel for GHD-20T/20PFT
Low/Off/High Switch (A, Figure 9A) Switch between
low and high speed range. In the stop position, the
spindle is stopped, but the machine still has power.
Drilling Tapping Selector (B, Figure 9A) For drilling,
press the start switch (F, Figure 9A) to run the
machine. Caution: The internal depth stop (GHD20PFT) is used only with the tapping function. Raise
the adjusting knob (B, Figure 11) to the top of the
depth stop screw so as not to interfere with power
downfeed or manual feeding operations. For tapping,
turn switch (B, Figure 9A) to tapping position, press
down the handle. The quill functions when upper limit
switch is released. It then reverses automatically after
hitting lower limit switch and will not stop until it hits
the upper limit switch.
Emergency Switch (C, Figure 9A) Press this switch
to stop all operations.
Power Light (D, Figure 9A) Indicates power is on.
Reverse Switch (E, Figure 9A) If tapping is
interrupted press the reverse switch to reverse the tap
from workpiece. The button must be held down for
continuous reversing.
Start Switch (F, Figure 9A) Activates the motor in the
drill or tap mode.
Electrical Connections
Electrical connections must be
made by a qualified electrician in compliance with
all relevant codes. This machine must be properly
grounded to help prevent electrical shock and
possible fatal injury. All adjustments or repairs
must be done with the drill disconnected from the
power source.
The motor is rated at 2 HP, 3 PH, 230V only. Make
sure the power available matches the power
requirement of the drill. The drill must be properly
grounded.
When the drill is connected properly, the spindle turns
clockwise in a conventional drilling rotation. If the
spindle does not turn clockwise, disconnect the drill
from the power supply and reverse two of the three
power leads.
10
Figure 9A
Adjustments
Installing a Drill Chuck (not included)
1. Disconnect the machine from the power source.
2. Clean the arbor and the inside of the chuck. The
tapers must be clean and dry.
3. Push the chuck onto the arbor.
4. Retract the chuck jaws completely, and push the
arbor into the spindle.
5. Use a rubber mallet, or steel face hammer against
a block of wood, to sharply tap the bottom of the
chuck two or three times to seat it. (Note: Never
use a steel face hammer directly against the
chuck.)
Removing the Arbor
1. Unplug the machine from the power source.
2. Make sure the drill is in gear.
3. Remove the main shaft cover (A, Figure 11).
4. Use an adjustable wrench or box wrench to loosen
the draw bar (A, Figure 10).
5. Unscrew the draw bar approximately two
revolutions. If the arbor is not loose, gently tap on
top of the draw bar to loosen the arbor.
6. Continue to unscrew the draw bar with one hand
on the chuck and arbor so that it doesn’t drop onto
the table.
Figure 10
Adjusting the Depth Stop for Drilling
(GHD-20)
To drill multiple holes at the same preset depth, use
the depth stop:
1. Turn the adjusting knob (B, Figure 11) until the
correct depth is indicated on the scale on the front
of the drill head.
2. Drill several test holes to make sure the depth
stop is set correctly.
Adjusting Depth Stop for Drilling and
Tapping (GHD-20T)
1. Follow steps for GHD-20 drilling.
2. When the tapping switch is on, the limit switches
are active and will reverse rotation at the bottom of
the stroke and stop rotation at the top.
3. When the tapping switch is off, the limit switches
are inactive and do not effect spindle rotation.
11
Figure 11
Adjusting the Depth Stop for Drilling
(GHD-20PF)
1. Loosen the depth stop lock handle (A, Figure 12).
2. Manually advance the quill to the desired depth
with one hand.
3. With the other hand, turn the depth stop scale (B,
Figure 12) counter-clockwise to zero.
4. Tighten the depth stop lock handle (A, Figure 12).
The depth stop will now stop the drill at the predetermined setting.
Adjusting the Depth Stop for Drilling
(GHD-20PFT)
1. Turn the adjusting knob (B, Figure 11) until full
travel is possible. Do not use this scale as a
reference when drilling. This depth stop is for
tapping only and should not interfere with drilling
operations.
Figure 12
2. Follow steps for GHD-20PF drilling.
Adjusting the Depth Stop for Tapping
(GHD-20PFT)
1. Loosen the depth stop lock handle (A, Figure 12)
so that it does not interfere with the internal depth
stop located on the front of the drill head.
2. Adjust the front depth stop for the proper depth.
3. Manually advance the quill releasing the upper
limit switch for tapping. This will start the motor.
The quill will reverse directions upon triggering the
lower limit switch.
4. Do not powerfeed and tap at the same time.
Changing Spindle Speeds
To change spindle speeds:
1. Stop the drill by turning the low/stop/high switch to
stop.
2. Adjust the levers (A, Figure 13) to the desired
speed as indicated by the speed chart. Turning
the spindle by hand will help the gear teeth mesh.
12
Figure 13
Return Spring Adjustment
The return spring is adjusted at the factory and should
not need further adjustment. If adjustment ever
becomes necessary:
1. Unplug the machine from the power source.
2. Loosen lock knob (A, Figure 14) while holding the
quill spring cover. Do not allow the cover to turn in
your hand or the spring will unwind.
3. Pull out the cover (B, Figure 14) and rotate until
the pin (C, Figure 14) on the return spring plate
engages the next notch in the coil spring cover.
Turn the cover clockwise to decrease tension and
counter-clockwise to increase tension.
Figure 14
4. Tighten the lock knob (A, Figure 14). Do not overtighten. Nuts should not contact the housing when
tight.
Tilting the Head
To tilt the head:
1. Turn nut (A, Figure 15) clockwise to pull out the
alignment pin (B, Figure 15).
2. Loosen hex nuts (C, Figure 15).
3. Tilt the head to the desired angle.
4. Tighten two hex nuts (C, Figure 15).
5. The alignment pin only works at 0° and must be
reinserted when the head is returned to 0°.
Figure 15
Lubrication
Refer to Figure 16.
1. Headstock. Fill with Mobil DTE® Oil Heavy
Medium. Check level daily and change yearly.
2. Powerfeed.
months.
Use Mobilith AW2 every
three
3. Spline Drive. Use Mobilith AW2 every three
months.
4. Quill Pinion Gear. Use Mobilith AW2 Every three
months.
5. Quill Column Surface. Use Mobil DTE® Oil
Heavy Medium every three months.
6. Table Pinion Gear. Use Mobilith AW2 every three
months.
7. Quill Return Spring. Mobil DTE® Oil Heavy
Medium every month. Do not remove cover.
13
Figure 16
Changing the Gear Box Lubricant
1. Disconnect the machine from the power source.
2. Loosen nuts (A, Figure 17).
3. Tilt the head to access the drain plug. The drain
plug is found in the head cavity behind the spindle.
4. Loosen the drain plug but do not remove.
5. Return the head to upright position.
6. Place a container on the table to catch the
draining lubricant.
7. Remove the filler plug (A, Figure 18).
Figure 17
8. Remove the drain plug.
9. Replace the drain plug after the lubricant has
finished draining.
10. Pour one (1) gallon of new lubricant (SHC-634 Oil
Heavy Medium) through the filler hole. Caution:
Use of any other type of lubricant other than
that specified may cause damage to the drill
press.
11. Replace the filler plug.
Figure 18
14
Troubleshooting
Trouble
Probable Cause
Remedy
Excessive vibration.
Motor out of balance.
Balance motor or replace.
Improper quill adjustment.
Adjust quill.
Dry spindle.
Lubricate spindle. See the
Lubrication section.
Noisy motor
Check motor bearings or for a loose
motor fan.
Overfeeding.
Reduce feed rate.
Dull drill bit.
Sharpen drill bit.
Motor not running up to speed.
Replace or repair motor. Check fuses
in all three legs on three phase
motors and replace, if necessary.
Excessive speed.
Reduce speed.
Dull tool.
Sharpen tool or replace.
Feed rate too slow.
Increase feed enough to clear chips.
Rotation of drill incorrect.
Reverse motor rotation.
Failure to use cutting oil or coolant
(on steel).
Use cutting oil or coolant (on steel).
No drill spot.
Center punch or center drill
workpiece.
Cutting lips on drill off center.
Re-grind drill.
Quill loose in head.
Tighten quill.
Bearing play.
Reseat or replace bearings.
Bent drill.
Replace drill.
Bearing play.
Reseat or replace bearings.
Drill not seated properly in the chuck.
Loosen, reset, and tighten chuck.
Failure to clamp work piece or work
holding device to table.
Clamp work piece or work holding
device to the table surface.
Noisy Operation.
Motor Stalls.
Drill or tool heats up
or burns work.
Drill leads off.
Excessive drill runout
or wobble.
Work or fixture
comes loose or spins.
15
Replacement Parts
Replacement parts are listed on the following pages. To order parts or reach our service department, call
1-800-274-6848, Monday through Friday (see our website for business hours, www.waltermeier.com).
Having the Model Number and Serial Number of your machine available when you call will allow us to
serve you quickly and accurately.
16
GHD-20PF/20PFT Head Assembly
17
Parts List – GHD-20PF/20PFT Head Assembly
Index No. Part No.
Description
Size
Qty
40 ............ GHD20PF-40...........Screw ..............................................................3/16” x 3/8”................. 1
42 ............ 61105 .....................Spring Base ....................................................................................... 1
43 ............ GHD20PF-43...........Spring Pin ........................................................3 x 12 mm .................. 2
44 ............ GHD20PF-44...........Screw ..............................................................3/16” x 3/4”................. 3
45 ............ 61104 .....................Spring ................................................................................................ 1
46 ............ 61103 .....................Spring Cover ...................................................................................... 1
47 ............ TS-0680021 ............Washer ............................................................1/4" ............................ 1
48 ............ TS-0720071 ............Lock Washer ....................................................1/4" ............................ 1
49 ............ 6185 .......................Lock Knob .......................................................................................... 1
52 ............ TS-0071141 ............Hex Cap Bolt ....................................................5/8” x 5-1/2”................ 2
53 ............ GHD20-53 ...............Oil Plug ............................................................1/4”PT........................ 1
70 ............ 2421003 ..................Handle Rod ........................................................................................ 1
76 ............ 2401076 ..................Scale ................................................................................................. 1
76-1 ......... 2450060 ..................Pointer ............................................................................................... 3
78 ............ 6112 .......................Rubber Gasket ................................................................................... 1
79 ............ 2412001 ..................Casting .............................................................................................. 1
82 ............ 6114 .......................Lock Nut ............................................................................................ 1
83 ............ GHD20PF-83...........Star Washer ....................................................................................... 1
84 ............ BB-30206 ................Taper Roller Bearing ........................................................................... 1
85 ............ 6116 .......................Rack Sleeve .....................................................MT3 ........................... 1
86 ............ 6117 .......................Spindle Shaft ...................................................................................... 1
87 ............ BB-30207 ................Taper Roller Bearing ........................................................................... 1
88 ............ 6119 .......................Bearing Cap ....................................................................................... 1
89 ............ 6127 .......................Screw Key.......................................................................................... 1
90 ............ TS-0561031 ............Hex Nut............................................................3/8” ............................ 1
91 ............ 2401066 ..................Gear Lever Bracket............................................................................. 2
92 ............ 2401067 ..................Gear Lever (Left) ................................................................................ 1
93 ............ 2401068 ..................Gear Lever (Right) .............................................................................. 1
94 ............ GHD20PF-94...........Screw ..............................................................1/4” x 1/2"................... 1
95 ............ 2401070 ..................Lever Shaft (Right).............................................................................. 1
96 ............ 2401071 ..................Lever Shaft (Left)................................................................................ 1
97 ............ GHD20PF-97...........C-Ring ............................................................................................... 2
98 ............ GHD20PF-98...........Oil Sight Glass.................................................................................... 1
99 ............ GHD20PF-99...........Screw ..............................................................3/16” x 3/8”................. 8
100 .......... GHD20PF-100 .........Oil Seal ............................................................G12 ........................... 2
102 .......... 2401075 ..................Speed Lever ....................................................................................... 2
106 .......... GHD20PF-106 .........Oil Plug .............................................................................................. 1
107 .......... TS-0209081 ............Hex Socket Cap Screw .....................................3/8” x 3/4"................... 6
108 .......... GHD20PF-108 .........Miter Pin ............................................................................................ 2
109 .......... TS-0267021 ............Set Screw ........................................................1/4" x 1/4" .................. 4
110 .......... GHD20-86 ...............Motor ...............................................................2HP 3PH 230V ........... 1
111 .......... GHD20PF-111 .........Key ..................................................................6 x 5 x 30mm.............. 1
112 .......... TS-0209051 ............Hex Socket Cap Screw .....................................3/8” x 3/4”................... 6
113 .......... GHD20-89 ...............Brass Fitting ....................................................................................... 1
114 .......... TS-0561071 ............Hex Nut............................................................5/8” ............................ 3
116 .......... TS-0071041 ............Hex Cap Bolt ....................................................5/8” x 2-1/4”................ 3
119 .......... 6126-1 ....................Collar (thread) .................................................................................... 1
120 .......... 6125-1 ....................Collar ................................................................................................. 1
121 .......... 6125-2 ....................Collar ................................................................................................. 1
122 .......... 61112 .....................Cover Plate ........................................................................................ 1
123 .......... GHD20-123 .............Screw ................................................................................................ 4
150 .......... TS-0561071 ............Hex Nut............................................................5/8” ............................ 2
151 .......... TS-0680081 ............Washer ............................................................5/8” ............................ 2
201 .......... 2450001 ..................Head Body Cover ............................................................................... 1
202 .......... 2450002 ..................Head Body Casting ............................................................................. 1
218 .......... 2450008 ..................Worm Gear ........................................................................................ 1
219 .......... TS-1523011 ............Set Screw ........................................................M6 x 6........................ 4
18
Index No. Part No.
Description
Size
Qty
220 .......... GHD20PF-220 .........C-Ring ............................................................................................... 4
227 .......... 2450014 ..................Cover ................................................................................................. 1
233 .......... GHD20PF-233 .........Screw ..............................................................M4 x 25 ...................... 1
235 .......... 2450020 ..................Release Block .................................................................................... 1
236 .......... 2450021 ..................Small Pinion Shaft .............................................................................. 1
237 .......... 2450022 ..................Key .................................................................................................... 2
238 .......... 2450023 ..................Worm Gear ........................................................................................ 1
239 .......... 2450024 ..................Clutch Key Base ................................................................................. 1
241 .......... 2450026 ..................Clutch Key ......................................................................................... 2
242 .......... 2450027 ..................Spring Pin .......................................................................................... 2
243 .......... 2450028 ..................Spring ................................................................................................ 2
244 .......... GHD20PF-244 .........C-Ring ............................................................................................... 1
246 .......... 2450030 ..................Bushing Pin ........................................................................................ 1
247 .......... 2450031 ..................Bushing Stop ...................................................................................... 1
248 .......... 2450032 ..................Scale Base ......................................................................................... 1
249 .......... GHD20PF-249 .........Rivet .................................................................................................. 8
250 .......... 2450033 ..................Scale Base Set Screw......................................................................... 1
254 .......... 2450037 ..................Handle Body ...................................................................................... 1
255 .......... 2450038 ..................Handle Rod ........................................................................................ 2
256 .......... GHD20PF-256 .........Knob .................................................................................................. 2
257 .......... 2450039 ..................Handle Rod Pin .................................................................................. 2
258 .......... 2450040 ..................Washer .............................................................................................. 1
259 .......... TS-1504021 ............Hex Socket Cap Screw .....................................M8 x 12 ...................... 1
265 .......... GHD20PF-265 .........Key ..................................................................5 x 5 x 32mm.............. 1
266 .......... 2450045 ..................Cover ................................................................................................. 1
268 .......... TS-1502031 ............Hex Socket Cap Screw .....................................M5 x 12 ...................... 2
269 .......... GHD20PF-269 .........Key ..................................................................4 x 4 x 10mm.............. 1
270 .......... 24500470 ................Handwheel ......................................................................................... 1
271 .......... GHD20PF-271 .........Washer .............................................................................................. 1
272 .......... TS-1523031 ............Hex Socket Cap Screw .....................................M6 x 12 ...................... 1
279 .......... TS-0561021 ............Hex Nut............................................................5/16” .......................... 1
282 .......... GHD20PF-282 .........Plug .................................................................7/8” ............................ 1
283 .......... GHD20PF-283 .........Oil Seal .............................................................................................. 1
287 .......... GHD20PF-287 .........Spring Pin .......................................................................................... 2
291 .......... 2450051 ..................Pin ..................................................................................................... 1
313 .......... 2450063 ..................Grip ................................................................................................... 1
315 .......... GHD20PF-315 .........Washer ............................................................3/16” .......................... 2
330 .......... 2401085 ..................Dust Plate .......................................................................................... 1
332 .......... GHD20PF-332 .........Pin ..................................................................................................... 1
333 .......... 2450069 ..................Dust Plate .......................................................................................... 1
341 .......... GHD20-341 .............Motor Cord ......................................................................................... 1
342 .......... GHD20-342 .............Power Cord ........................................................................................ 1
345 .......... GHD20PF-345 .........Nut .................................................................................................... 1
346 .......... GHD20PF-346 .........Manual Feed Knob ............................................................................. 1
347 .......... GHD20-347 .............Name Plate ........................................................................................ 1
348 .......... 2450086A................Pinion Shaft........................................................................................ 1
349 .......... 2450097 ..................Spring Pin .......................................................................................... 2
350 .......... 2450096 ..................Clutch Screw ...................................................................................... 1
351 .......... 2450095 ..................Clutch Nut .......................................................................................... 1
352 .......... 2450068 ..................Gear Box............................................................................................ 1
353 .......... 2450081A................Gear Shaft ......................................................................................... 1
354 .......... 2450082A................Speed Change Lever .......................................................................... 1
355 .......... 2450083A................Stop ................................................................................................... 1
356 .......... 2450084A................Spring Leaf......................................................................................... 1
357 .......... GHD20PF-357 .........Pin ..................................................................................................... 2
358 .......... 2450089A................Bushing Bracket ................................................................................. 1
359 .......... 2450072A................Bearing Bushing ................................................................................. 1
360 .......... 2450071A................Bearing Bushing ................................................................................. 1
361 .......... 2450070A................Bearing Bushing ................................................................................. 1
19
Index No. Part No.
Description
Size
Qty
362 .......... 2450074A................Washer .............................................................................................. 4
363 .......... 2450073A................Shaft .................................................................................................. 1
364 .......... 2450078A................Transmission Worm ............................................................................ 1
365 .......... 2450075A................Bearing Bushing ................................................................................. 1
366 .......... 2450076A................Bearing Bushing ................................................................................. 1
367 .......... 2450077A................Bearing Bushing ................................................................................. 1
368 .......... 2450085A................Spacer Ring ....................................................................................... 1
369 .......... 2450079 ..................Speed Lever ....................................................................................... 1
370 .......... GHD20PF-370 .........Speed Scale ....................................................................................... 1
371 .......... 290089....................Spring ................................................................................................ 1
372 .......... GHD20PF-372 .........Steel Ball............................................................................................ 1
373 .......... 2450087A................Clutch Bushing ................................................................................... 1
374 .......... GHD20-374 .............Flat Washer......................................................1/2” x 7/8” x 2” ............ 1
375 .......... 2450100 ..................Washer .............................................................................................. 1
376 .......... GHD20PF-376 .........E-Retainer Ring ................................................E5.............................. 2
377 .......... GHD20PF-377 .........Hex Socket Head Screw ...................................5/16” x 1-1/4”L ............ 4
378 .......... CA6003ZZ...............Ball Bearing........................................................................................ 4
379 .......... GHD20PF-379 .........Key ..................................................................5 x 5 x 28L mm ........... 1
380 .......... GHD20PF-380 .........C-Ring ............................................................................................... 1
381 .......... 2450088A................Graduated Bottom Ring....................................................................... 1
20
GHD-20/20T Head Assembly
21
Parts List – GHD-20/20T Head Assembly
Index No. Part No.
Description
Size
Qty
11 ............ 2401011 ..................Head Casting ..................................................................................... 1
12 ............ 6112 .......................Rubber Gasket ................................................................................... 1
13 ............ 6513 .......................Feed Base ......................................................................................... 1
14 ............ 6114 .......................Lock Nut ............................................................................................ 2
15 ............ BB-30206 ................Taper Roller Bearing ........................................................................... 1
16 ............ 6116 .......................Rack Sleeve .....................................................MT3 ........................... 1
17 ............ 6117 .......................Spindle Shaft ....................................................MT3 ........................... 1
18 ............ BB-30207 ................Taper Roller Bearing ........................................................................... 1
19 ............ 6119 .......................Bearing Cap ....................................................................................... 1
24 ............ 2421003 ..................Handle Rod ........................................................................................ 1
27 ............ 6127 .......................Screw Key.......................................................................................... 1
35 ............ 6135 .......................Bearing Spacer................................................................................... 1
39 ............ 6139 .......................Handle Rod ........................................................................................ 3
40 ............ 290086....................Knob .................................................................................................. 3
44 ............ 6144 .......................Micro Adjusting Indicator ..................................................................... 1
45 ............ 6145 .......................Worm Cover ....................................................................................... 1
46 ............ BB-6202Z ................Ball Bearing........................................................................................ 2
47 ............ 6147 .......................Worm Shaft ........................................................................................ 1
52 ............ TS-0071141 ............Hex Cap Bolt ....................................................5/8” x 5-1/2”................ 2
53 ............ GHD20-53 ...............Oil Plug .............................................................................................. 1
54 ............ 6195 .......................Rod ................................................................................................... 1
62 ............ 6142-2 ....................Head Wheel ....................................................................................... 1
63 ............ TS-0561071 ............Hex Nut............................................................5/8” ............................ 3
64 ............ TS-0680081 ............Washer .............................................................................................. 2
65 ............ TS-0071041 ............Hex Screw .......................................................5/8” x 2-1/4”................ 3
66 ............ 2401066 ..................Gear Lever Bracket............................................................................. 2
67 ............ 2401067 ..................Gear Lever (Left) ................................................................................ 1
68 ............ 2401068 ..................Gear Lever (Right) .............................................................................. 1
69 ............ GHD20-69 ...............Screw ..............................................................1/4” x 1/2"................... 2
70 ............ 2401070 ..................Lever Shaft (Right).............................................................................. 1
71 ............ 2401071 ..................Lever Shaft (Left)................................................................................ 1
72 ............ 2401072 ..................Name Plate ........................................................................................ 1
73 ............ GHD20-73 ...............Screw ..............................................................3/16” x 3/8”................. 8
74 ............ TS-0267021 ............Set Screw ........................................................1/4" x 1/4" .................. 8
75 ............ 2401075 ..................Speed Lever ....................................................................................... 2
76 ............ GHD20-76 ...............Scale ................................................................................................. 1
76-1 ......... 2401076-1 ...............Pointer ............................................................................................... 1
77 ............ GHD20-77 ...............Screw ................................................................................................ 2
79 ............ 2412001 ..................Block ................................................................................................. 1
81 ............ GHD20-81 ...............Oil Plug .............................................................................................. 1
82 ............ TS-0209061 ............Hex Socket Cap Screw .....................................3/8” x 3/4”................... 6
83 ............ GHD20-83 ...............Miter Pin ............................................................................................ 2
84 ............ 2401084 ..................Cover ................................................................................................. 1
85 ............ 6185 .......................Lock Handle ....................................................................................... 1
86 ............ GHD20-86 ...............Motor ...............................................................2HP 3PH 230V ........... 1
87 ............ GHD20-87 ...............Oil Sight Glass.................................................................................... 1
88 ............ GHD20-88 ...............Key ..................................................................6 x 6 x 30mm.............. 1
89 ............ GHD20-89 ...............Brass Fitting ....................................................................................... 1
90 ............ GHD20-90 ...............C-Ring ............................................................................................... 2
92 ............ 6192 .......................Block ................................................................................................. 1
93 ............ 6193 .......................Nut .................................................................................................... 1
94 ............ 6194 .......................Support Base ..................................................................................... 1
95 ............ 6195 .......................Knob Assembly .................................................................................. 1
96 ............ GHD20-96 ...............Oil Seal .............................................................................................. 2
101 .......... 61101 .....................Bracket .............................................................................................. 1
102 .......... 61102 .....................Limit Plate .......................................................................................... 1
103 .......... 61103 .....................Spring Cover ...................................................................................... 1
22
Index No. Part No.
Description
Size
Qty
104 .......... 61104 .....................Spring ................................................................................................ 1
105 .......... 61105 .....................Spring Base ....................................................................................... 1
106 .......... 61106 .....................Pinion Shaft........................................................................................ 1
107 .......... 61107 .....................Worm Gear ........................................................................................ 1
108 .......... 61108 .....................Feed Cover ........................................................................................ 1
110 .......... 61110 .....................Spring Base ....................................................................................... 1
111 .......... 6138 .......................Lock Bolt w/ Knob ............................................................................... 1
112 .......... TS-0209051 ............Hex Socket Cap Screw .....................................3/8” x 1” ..................... 3
115 .......... 61115 .....................Spring ................................................................................................ 1
119 .......... 6126-1 ....................Collar (thread) .................................................................................... 1
120 .......... 6125-1 ....................Collar ................................................................................................. 1
121 .......... 6125-2 ....................Collar ................................................................................................. 1
122 .......... 61112 .....................Cover ................................................................................................. 1
123 .......... GHD20-123 .............Screw ................................................................................................ 4
130 .......... TS-1501021 ............Hex Socket Cap Screw .....................................M4 x 8........................ 1
134 .......... TS-005091 ..............Hex Cap Bolt ....................................................1/4" x 2” ..................... 1
135 .......... TS-0561011 ............Hex Nut............................................................1/4" ............................ 1
136 .......... 6195 .......................Spring Pin .......................................................................................... 1
137 .......... GHD20-137 .............Star Washer ....................................................................................... 1
139 .......... GHD20-139 .............Screw ..............................................................3/16” x 3/4”................. 3
140 .......... GHD20-140 .............Spring Pin .......................................................................................... 1
141 .......... TS-0561031 ............Hex Nut............................................................3/8” ............................ 1
142 .......... GHD20-142 .............Key ..................................................................7 x 7 x 20 ................... 1
143 .......... TS-0208021 ............Hex Socket Cap Screw .....................................5/16” x 1/2"................. 2
145 .......... TS-0270021 ............Set Screw ........................................................5/16” x 5/16” ............... 1
146 .......... TS-0267021 ............Set Screw ........................................................1/4” x 1/4"................... 1
147 .......... GHD20-147 .............Hex Socket Cap Screw .....................................3/16” x 7/16” ............... 2
148 .......... GHD20-148 .............C-Ring ............................................................................................... 1
150 .......... TS-0561071 ............Hex Nut............................................................5/8” ............................ 2
151 .......... TS-0680081 ............Washer ............................................................5/8” ............................ 2
184 .......... GHD20-184 .............Screw ..............................................................5/32” x 1/4"................. 1
185 .......... GHD20-185 .............Washer ............................................................1/4" ............................ 1
187 .......... TS-0680021 ............Washer ............................................................1/4" ............................ 1
187-1 ....... TS-0720071 ............Lock Washer ....................................................1/4" ............................ 1
188 .......... GHD20-188 .............Screw ..............................................................3/16” x 3/8”................. 1
249 .......... GHD20-249 .............Rivet .................................................................................................. 2
287 .......... GHD20-287 .............Spring Pin .......................................................................................... 2
330 .......... 2401085 ..................Dust Plate .......................................................................................... 1
339 .......... GHD20-339 .............Switch ................................................................................................ 1
340 .......... GHD20-340 .............Screw ................................................................................................ 2
341 .......... GHD20-341 .............Motor Cord ......................................................................................... 1
342 .......... GHD20-342 .............Power Cord ........................................................................................ 1
23
Gear Assembly GHD-20PF, 20PFT
24
Parts List – Gear Assembly GHD-20PF, 20PFT
Index No. Part No.
Description
Size
Qty
1….…... …2401001-2 ...............Main Shaft Cover ................................................................................ 1
2 .............. GHD20-28 ...............Oil Seal .............................................................................................. 1
3 .............. 6101-2 ....................Chuck Arbor Bolt ..............................................MT-3 .......................... 1
4 .............. GHD20-4 .................Retainer Ring ...................................................R68 ........................... 1
5 .............. GHD20PF-5 ............Retainer Ring ...................................................S40............................ 1
6 .............. BB6008ZZ ...............Ball Bearing........................................................................................ 2
7 .............. 2401006 ..................Idle Gear ..........................................................53T ............................ 1
8 .............. GHD20-7 .................Oil Seal .............................................................................................. 1
9 .............. 2401008 ..................Oil Seal Ring ...................................................................................... 1
10 ............ GHD20-9 .................Dust Cover ......................................................................................... 2
11 ............ GHD20-10 ...............C-Ring ............................................................................................... 2
12 ............ BB-6002ZZ ..............Ball Bearing........................................................................................ 5
13 ............ 2401020 ..................Idle Gear ............................................................................................ 1
................ 2401020A................Gear Shaft Assembly (s/n 7110881 and higher) ..15/41T ....................... 1
17 ............ 2401029 ..................Idle Gear .........................................................35T ............................ 1
................ 2401029N ...............Idle Gear (s/n 7110881 and higher) ....................35T ............................ 1
19 ............ 2401031 ..................Pinion Shaft........................................................................................ 1
................ SM2401031BS ........Pinion Shaft w/Gear Assembly (s/n 7110881 and higher) ..................... 1
includes #17,#22,#23,#24,#36 and #303)
22 ............ GHD20-33 ...............C-Ring .............................................................S18............................ 1
23 ............ 2401055 ..................Idle Gear .........................................................42T ............................ 1
................ 2401055N ...............Idle Gear (s/n 7110881 and higher) ....................42T ............................ 1
24 ............ 2401037 ..................Idle Gear (2piece) .............................................44/28T ....................... 1
................ 2401037N ...............Idle Gear (2piece) (s/n 7110881 and higher) .......44/28T ....................... 1
26 ............ GHD20-50 ...............Oil Seal .............................................................................................. 1
27 ............ GHD20-42 ...............C-Ring .............................................................R62 ........................... 1
28 ............ BB-6007ZZ ..............Ball Bearing........................................................................................ 1
29 ............ 2401043 ..................Pinion Shaft........................................................................................ 1
................ SM2401043BS ........Pinion Shaft W/Gear Assembly (s/n 7110881 and higher)...................... 1
(includes #26,#29,#34,#36)
34 ............ 2401049 ..................Idle Gear ..........................................................15/31/43T................... 1
................ 2401049N ...............Idle Gear (s/n 7110881 and higher) ....................15/31/43T................... 1
36 ............ GHD20-30 ...............Steel Ball W/ Spring ..........................................5/16” .......................... 3
203 .......... 2450003 ..................Idle Gear ..........................................................15T ............................ 1
207 .......... GHD20PF-207 .........Key ..................................................................5x5x16 ....................... 1
208 .......... GHD20PF-208 .........Set Screw ........................................................M6x6 ......................... 2
209 .......... GHD20PF-209 .........C-Ring .............................................................S17............................ 2
210 .......... BB-6003ZZ ..............Ball Bearing........................................................................................ 1
211 .......... GHD20PF-211 .........Oil Seal .............................................................................................. 1
212 .......... BB-6001ZZ ..............Ball Bearing........................................................................................ 1
213 .......... BB-6202ZZ ..............Ball Bearing........................................................................................ 1
214 .......... GHD20-214 .............Oil Seal Cover .................................................................................... 1
286 .......... GHD20-286 .............Hex Socket Cap Screw .....................................M5x12........................ 2
292 .......... 2450052 ..................Worm Shaft ........................................................................................ 1
293 .......... 2450053 ..................Clutch Block ....................................................................................... 1
294 .......... 2450054 ..................Spring ................................................................................................ 1
295 .......... 2450055 ..................Adjustable Bolt ................................................................................... 1
296 .......... GHD20PF-296 .........Key ..................................................................5x5x10 ....................... 1
297 .......... GHD20PF-297 .........Set Screw ........................................................M5x5 ......................... 4
302 .......... 2450057 ..................Washer .............................................................................................. 1
303 .......... 2401192 ..................Bushing.............................................................................................. 1
25
Gear Assembly GHD-20/20T
26
Parts List – Gear Assembly GHD-20/20T
Index No. Part No.
Description
Size
Qty
1….…... …2401001-2 ...............Main Shaft Cover ................................................................................ 1
2 .............. 6101-2 ....................Chuck Arbor Bolt ..............................................MT-3 .......................... 1
4 .............. GHD20-4 .................Retainer Ring ...................................................R68 ........................... 1
5 .............. BB6008ZZ ...............Ball Bearing........................................................................................ 2
6 .............. 2401006 ..................Idle Gear ..........................................................53T ............................ 1
6-1 ........... GHD20-6-1 ..............C-Ring ............................................................................................... 1
7 .............. GHD20-7 .................Oil Seal .............................................................................................. 1
8 .............. 2401008 ..................Oil Seal Ring ...................................................................................... 1
9 .............. GHD20-9 .................Dust Cover ......................................................................................... 2
10 ............ GHD20-10 ...............C-Ring ............................................................................................... 2
20 ............ 2401020 ..................Idle Gear ............................................................................................ 1
................ 2401020A................Gear Shaft Assembly (s/n 7110881 and higher) ..15/41T ....................... 1
28 ............ GHD20-28 ...............Oil Seal .............................................................................................. 1
29 ............ 2401029 ..................Idle Gear .........................................................35T ............................ 1
................ 2401029N ...............Idle Gear (s/n 7110881 and higher) ....................35T ............................ 1
30 ............ GHD20-30 ...............Steel Ball w/ Spring ...........................................5/16” .......................... 3
31 ............ 2401031 ..................Pinion Shaft........................................................................................ 1
................ T2401031BS ...........Pinion Shaft w/Gear Assembly (s/n 7110881 and higher) ..................... 1
(includes #29,#30,#31,#33,#34,#37 and #52)
33 ............ GHD20-33 ...............C-Ring .............................................................S18............................ 1
34 ............ 2401055 ..................Idle Gear .........................................................42T ............................ 1
................ 2401055N ...............Idle Gear (s/n 7110881 and higher) ....................42T ............................ 1
37 ............ 2401037 ..................Idle Gear(2piece) ..............................................44/28T ....................... 1
................ 2401037N ...............Idle Gear (2piece) (s/n 7110881 and higher) .......44/28T ....................... 1
41 ............ BB-6002ZZ ..............Ball Bearing........................................................................................ 5
42 ............ GHD20-42 ...............C-Ring .............................................................R62 ........................... 1
43 ............ 2401043 ..................Pinion Shaft........................................................................................ 1
................ T2401043BS ...........Pinion Shaft W/Gears Assembly (s/n 7110881 and higher) .................... 1
(includes #30, #43, #49,#50)
49 ............ 2401049 ..................Idle Gear ..........................................................15/31/43T................... 1
................ 2401049N ...............Idle Gear (s/n 7110881 and higher) ....................15/31/43T................... 1
50 ............ GHD20-50 ...............Oil Seal .............................................................................................. 1
51 ............ BB-6007ZZ ..............Ball Bearing........................................................................................ 1
52 ............ 2401192 ..................Bushing.............................................................................................. 1
27
Base, Table and Column Assembly (all models)
28
Parts List – Base, Table and Column Assembly (all models)
Index No. Part No.
Description
Size
Qty
201 .......... 62201 .....................Base .................................................................................................. 1
202 .......... 62202 .....................Bearing Cover (lower) ......................................................................... 1
203 .......... 62203-1...................Table ................................................................................................. 1
212 .......... SB-3/8.....................Steel Ball..........................................................3/8” .......................... 40
213 .......... 62213 .....................Bearing Cover (upper)......................................................................... 1
214 .......... 62214 .....................Screw ................................................................................................ 2
215 .......... TS-0561021 ............Hex Nut............................................................5/16” .......................... 2
216 .......... 62216 .....................Column Base...................................................................................... 1
217 .......... 66217 .....................Lock Ring ........................................................................................... 1
218 .......... TS-0561031 ............Nut ..................................................................3/8” ............................ 1
219 .......... TS-0209101 ............Hex Socket Cap Screw .....................................3/8” x 2-1/4”................ 1
221 .......... GHD20-221 .............Pin ..................................................................................................... 1
222 .......... 62222 .....................Rack .................................................................................................. 1
223 .......... 62223 .....................Lock Bolt ............................................................................................ 1
224 .......... 62224-1...................Lock Block ......................................................................................... 1
225 .......... TS-0680081 ............Washer ............................................................5/8” ............................ 1
226 .......... TS-0561031 ............Nut ..................................................................5/8” ............................ 1
227 .......... 62227 .....................Lock Handle ....................................................................................... 1
228 .......... TS-0561031 ............Nut ..................................................................3/8” ............................ 1
229 .......... TS-0680041 ............Washer ............................................................3/8” ............................ 1
231 .......... BB-51103 ................Thrust Bearing .................................................................................... 1
235 .......... TS-0561031 ............Nut ..................................................................3/8” ............................ 1
237 .......... TS-0267041 ............Set Screw ........................................................1/4” x 3/8”................... 2
238 .......... 62238 .....................U-Bolt ................................................................................................ 1
239 .......... 62239 .....................Block ................................................................................................. 1
240 .......... TS-0561051 ............Nut ..................................................................1/2" ............................ 2
242 .......... 62242 .....................Bracket .............................................................................................. 1
243 .......... 62243 .....................Worm Gear ........................................................................................ 1
244 .......... 62244 .....................Shaft .................................................................................................. 1
258 .......... 6158 .......................Handle ............................................................................................... 1
259 .......... 62259 .....................Worm Shaft ........................................................................................ 1
265 .......... TS-0208061 ............Hex Socket Cap Screw .....................................5/16” x 1”.................... 4
266 .......... TS-0267041 ............Set Screw ........................................................1/4" x 3/8”................... 1
268 .......... 62268 .....................Bracket .............................................................................................. 1
269 .......... TS-0270021 ............Set Screw ........................................................5/16” x 5/16” ............... 1
270 .......... 6611 .......................Column Cap ....................................................................................... 1
271 .......... GHD20-271 .............Set Screw .......................................................................................... 1
3027-1 ..... 3027-1 ....................Lever ................................................................................................. 1
29
Control Box Assembly (all models)
30
Parts List – Control Box Assembly
Index No. Part No.
Description
Size
Qty
401 .......... GHD20PFT-401… .... Control Box ....................................................................................... 1
................ GHD20PFT-CB......... Control Box Complete (GHD-20PFT only) ........................................... 1
................ GHD20T-CB ............. Control Box Complete (#08050908 and higher) ................................... 1
401-1 ....... GHD20PFT-401-1 ..... Box Base .......................................................................................... 1
401-2 ....... GHD20PFT-401-2 ..... Box Cover......................................................................................... 1
401-3 ....... GHD20PFT-401-3 ..... Support Plane ................................................................................... 1
401-4 ....... GHD20PFT-401-4 ..... Bracket ............................................................................................. 1
401-5 ....... ET-1123 ................... Magnetic Contactor .........................................LS GMC (D)-6M……. .. 2
401-6 ....... ET-2034 ................... Overload............................................................ ……………………….1
401-7. ...... GHD20PFT-401-7 ..... Fuse Bracket ........................................................................... ……..1
401-8 ....... ET-1311 ................... Transformer ....................................................20VA, 0.7Kg ............... 1
401-9 ....... GHD20PFT-401-9 ..... Machine Screw ...............................................M4x10...................... 12
401-10 ..... ET-1820 ................... Fuse ...............................................................2A.............................. 1
401-11 ..... ET-2504 ................... Support Plate (GHD-20PFT only) ....................................................... 1
401-12 ..... GHD20PFT-401-12 ... Hex Nut (GHD-20PFT only) .............................1/8” ............................ 4
401-13 ..... GHD20PFT-401-13 ... Support Rod (GHD-20PFT only).......................60mm ........................ 4
401-14 ..... GHD20PFT-401-14 ... Support Rod (GHD-20PFT only) ......................15mm ........................ 4
401-15 ..... GHD20PFT-401-15 ... Pan Head Screw (GHD-20PFT only) ................1/8”x1/4...................... 4
401-17 ..... GHD20PFT-401-17 ... Pan Head Screw .............................................M4x5 ......................... 4
401-18 ..... ET-1223 ................... Select Switch ..................................................NHD NSS-S ............... 1
401-19 ..... ET-1221 ................... Reverse Switch ...............................................NHD NPB-F ............... 1
401-20 ..... ET-1215 ................... Emergency Switch ..........................................KEDU HY57B ............. 1
401-21 ..... GN20 ....................... High-Low Cam Switch .....................................15A, 600VAC ............. 1
401-22 ..... ET-1414 ................... Power Light ....................................................NHD NLD-22 .............. 1
401-23 ..... ET-1217 ................... Start Switch ....................................................NHD NPB-F ............... 1
401-24 ..... GHD20PFT-401-24 ... Clamp Plug .....................................................PG13.5 ...................... 2
401-25 ..... GHD20PFT-401-25 ... Clamp Plug .....................................................PG11 ......................... 2
401-26 ..... GHD20-341 .............. Motor Plug ......................................................2.0mm2 x7C ................ 1
401-27 ..... GHD20PFT-401-27 ... Upper Limit Cord .............................................0.75mm2 x2C .............. 1
401-28 ..... GHD20PFT-401-28 ... Lower Limit Cord .............................................0.75mm2 x2C .............. 1
401-29 ..... GHD20-342 .............. Power Cord ....................................................14AWGx4C ................ 1
401-30 ..... ET-1127 ................... Relay..............................................................AC-24V ...................... 1
401-31 ..... ET-1229.…… ........... Auxiliary Contacts ...........................................LS, AU-2M ................. 2
401-32 ..... ET-1552.…… ........... Ground Terminal ............................................................................... 1
401-33 ..... ET-1538.…… ........... Two 2P Terminal ............................................................................... 1
401-34 ..... ET-1512.…… ........... One 1P Terminal ............................................................................... 3
401-35 ..... ET-1516.…… ........... Side Panel ........................................................................................ 1
401-36 ..... S804. ....................... Pan Head Machine Screw................................3/16x5/8 ..................... 2
401-37 ..... ET-1214.…… ........... Contact Block..................................................CB-10, A contact ........ 2
401-38 ..... ET-1215.…… ........... Contacts Black ................................................CB-10, B contact ........ 2
402 .......... GHD20PFT-402 ........ Round Head Screw ……………………… ..........3/16”x3/8”................... 4
403 .......... GHD20PFT-403-1 ..... Limit Bracket (top) (GHD-20PFT only) ............................................. ...4
................ GHD20T-403-2. ........ Limit Bracket (top) (GHD-20T only).................................................... .4
404 .......... GHD20PFT-404 ....... Round Head Screw ........................................3/16”x5/8”.…...……….. 4
405 .......... ET-1610 ................... Limit Block ....................................................................................... 2
406 .......... GHD20PFT-406 ........ Round Head Screw .........................................M3x15........................ 4
407 .......... GHD20PFT-407-1 ..... Limit Support (GHD-20PFTonly)......................................................... 1
................ GHD20T-407-2 ......... Limit Support (GHD-20T only) ........................................................... .4
408 .......... GHD20-339 .............. High-Low Cam Switch ....................................................................... 4
409 .......... GHD20-340 .............. Round Head Screw .........................................M4x20........................ 4
31
Electrical Panel Components (GHD-20PFT)
32
Parts List – Electrical Panel Components (GHD-20PFT)
Index No. Part No.
Description
Size
Qty
1 .............. ET-1311 ..................Transformer .....................................................230V/24V ................... 1
2 .............. ET-1814 ..................Fuse ................................................................2A.............................. 1
3 .............. ET-1215 ..................Emergency Stop Switch ...................................................................... 1
4 .............. ET-1217 ..................Start Switch........................................................................................ 1
5 .............. ET-1221 ..................Reverse Switch .................................................................................. 1
6 .............. ET-1223 ..................Selecting Switch ................................................................................. 1
7 .............. RSA-24A .................Control Relay (include R2, R3, R4, R5, R6, R7) .................................... 6
8 .............. ET-2034 ..................Overload Protector ............................................................................. 1
9 .............. DI-106 .....................Bridge ................................................................................................ 1
10 ............ 33UF-25V................Capacitor ........................................................................................... 1
11 ............ ET-1123 ..................Magnetic Contactor (Forward) ............................................................. 1
12 ............ ET-1123 ..................Magnetic Contactor (Reverse) ............................................................. 1
13 ............ GN-20 .....................Cam Switch ........................................................................................ 1
14 ............ ET-1414 ..................Power Light ........................................................................................ 1
15 ............ ET-2502A ................Circuit Board Completely ..................................................................... 1
16 ............ ET-1814A ................Fuse ................................................................1A.............................. 1
33
Electrical Schematic (GHD-20/20PF only)
34
Electrical Schematic (GHD-20PFT)
35
Electrical Schematic (GHD-20T)
36
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