HireTech HT8-1.2 Owner's Manual & Operating Instructions
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FLOOR SANDER MODEL HT8-1.2
From Serial Number
07294 (220/240 Volt) & 03415 (110/120 Volt)
JULY 2003
OWNERS MANUAL & OPERATING INSTRUCTIONS
© Hiretech
REF. 179 PART # 163825
NORTH AMERICAN SAFETY INSTRUCTIONS
WARNING: This floor sanding machine must be grounded.
This floor-sanding machine shall be grounded while in use to protect the operator from electric shock. The machine is provided with a three-conductor cord and a moulded three-contact grounding type attachment plug to fit the proper grounding type receptacle. The Green (or
Green and Yellow) conductor in the cord is the grounding wire. Never connect this wire to other than the grounding pin of the attachment plug.
This floor-sanding machine is provided with an attachment plug as shown in sketch A. It is intended for use on a nominal 120 volt circuit. If a properly grounded receptacle as shown in sketch A is not available, an adaptor as shown in sketch 'C' should be installed as shown in sketch
B if the outlet box that houses the receptacle is grounded. Be sure to fasten the grounding tab with a metal faceplate screw.
WARNING: Risk of explosion.
Floor sanding can result in an explosive mixture of fine dust and air. Use floor-sanding machine only in a well-ventilated area free from any flame or match.
WARNING: Risk of potential injury.
Moving Parts - to reduce the risk of injury, unplug the machine before replacing abrasive sheets or carrying out any form of adjustment or servicing.
USE AND APPLICATION
This machine is intended for commercial use connected with the laying and maintaining of wooden floors and decks.
These types of surfaces may be found both in commercial and household environments.
ATTACHMENT PLUG
GROUNDING PIN
SKETCH ‘C’
COVER OF GROUNDED
OUTLET BOX SKETCH ‘A’
ADAPTER
GROUNDING
MEANS
METAL
SCREW
COVER OF GROUNDED
OUTLET BOX SKETCH ‘B’
CONTENTS
WARNING
MAINS CABLE WIRING - PLUG
SPARE PARTS
SPECIFICATION
SAFETY
SET UP
Assembly and Transport
Installing Abrasive Disc
PREPARATION
OPERATION
FLOOR SANDING TECHNIQUE
Drum Floor Sander
Disc Floor Sander
Orbital Floor Sander
Hand Sanding
3
FLOOR TYPES
Sanding Plank & Strip Floors 4
Veneered, Laminated & Thinner Floors 4
4
4
4
4
2
2
2 i i
I
1
1
Parquet & Block Floors
Between Coats of Finish (Varnish)
5
5
FLOOR SANDER ABRASIVE GUIDE
FAULT FINDING
6
SERVICE AND ROUTINE MAINTENANCE
General
Visual Inspection
7
7
Drive Belts
Dust Control System
Lubrication
7
7
7
Care of Motor
Electrical Testing
Sanding Drum
7,8
9
10
11
HT8-1.2 PARTS DRAWING
HT8-1.2 PARTS LIST
HT8-1.2 CIRCUIT DIAGRAM
FITTING A REPLACEMENT SWITCH
DECLARATION OF CONFORMITY
SERVICE & REPAIR
16
17
18
12,13
14, 15
16
WARNING
For safe operation of this machine, read and understand all instructions. Look for the ‘warning/caution’ symbol.
This symbol means that if you do not follow the instructions injury can occur to the operator and damage to the machine and floor may result.
MAINS CABLE WIRING - PLUG
EU
UNITED KINGDOM
GREEN/YELLOW
(E - EARTH)
NORTH AMERICA
BRASS
TERMINAL
SILVER
TERMINAL
BLUE
(N - NEUTRAL)
BROWN
(L - LINE)
BLUE
GREEN/
YELLOW
BROWN
BLACK
GREEN
WHITE
SPARE PARTS
Use Hiretech genuine spare parts only for service and repair. Use of non-approved parts will void the product warranty. See the back cover of this manual for the terms and conditions of the Hiretech Limited Warranty.
i
SPECIFICATION
The HT8-1.2 Hiretech Floor Sander will sand hard and soft wood floors, cork and composition floors that require rapid sanding and leveling to a fine finish. A powerful motor drives a finely balanced sanding drum which is covered in a unique drum rubber providing a high quality finish to both hard and soft woods and other surfaces. Completely self contained with a high efficiency dust pickup the machine breaks down into three simple component parts for easy transport. With low voltage trip and overload protection the HT8-1.2 is a high performance sander suitable for professional and home owner use.
Power Supply:
Off Load
Current:
Average
Load Current:
Noise:
Switch:
Motor:
Motor RPM:
Drum RPM:
Sanding Drum:
Guards:
Drive:
Moving Parts:
Dust Pickup:
Vibration:
Weight:
Abrasive:
110/120 V 50/60 Hz
220/240 V 50/60 Hz
110/120 V 8A
220/250 V 5A
110/120 V 15A
220/250 V 8A
95 dBa at 1metre (3’ 3")
Heavy duty low voltage trip and overload protection.
Continuous heavy duty AC/DC self cooling 4 brush.
8,500
3,300
8" (203mm) wide aluminum extrusion with moulded rubber drum cover.
Injection moulded ABS.
Non-slip toothed timing belts and gear cut pulleys.
Sealed for life ball bearings.
Seated oversize vacuum fan with adjustable dust pan, disposable paper dust or cloth bag.
0.04 M² H Aeq8
(8 Hr. RMS )
41.5kg (91.5lbs)
495mm (19.5") total length x
203mm (8") wide sheet with notched and angled ends 24 to 120 grit.
Read the following Safety and Operational notes before using your Hiretech HT8-1.2
Floor Sander.
1
SAFETY
1.
For safety it is recommended that a residual current circuit breaker (ground fault interrupter) is used with this machine.
2.
Check the operating voltage is correct and that the machine is switched OFF (‘O’) before connecting to the power supply.
3.
Always disconnect from the power supply when changing the abrasive paper, servicing the floor sander, replacing the dust bag or leaving the machine unattended.
4.
Always replace the dust bag (paper type) or empty the dust bag (cloth type) when the dust in the bag reaches the ‘MAX’ line or when the machine is left unattended.
5.
Never dispose of or empty the contents of the dust bag into a fire or incinerator.
6.
Never reuse the paper dust bag or use a non standard bag.
Cloth bags must be in good condition with no holes.
7.
Always wear a dust mask when using the floor sander, handling the dust bag or cleaning the machine after use.
8.
Wear ear protection when using the floor sander.
9.
Ensure adequate ventilation of the work area to avoid the formation of a combustible mixture of flying dust and air.
10. Never smoke when using or servicing the floor sander or when handling the dust bag.
11. Never expose the machine to rain or damp.
Always store in a dry place.
12. Stop the floor sander immediately if damage to the machine or abrasive paper is suspected.
13. Never allow the power cable to come into contact with the sanding drum when the floor sander is in operation. If the power cable becomes damaged and the inner conductors are exposed switch the power OFF and remove the plug before attempting to move the machine.
The cable must be replaced by an authorised dealer or qualified electrician using Hiretech® genuine spare parts only.
14. Keep hands, feet and loose clothing away from all moving parts of the machine.
15. Punch down or remove all nails, screws, tacks and other fixings from the floor before sanding to prevent contact with the sanding drum.
16. Never operate the machine without all the guards in place.
17. Keep children and pets clear at all times.
18. If the machine should fail to operate refer to the
Fault Finding Guide on page 10.
SET UP
Assembly and Transport
1.
The HT8-1.2 breaks down into three component parts, the main body, handle assembly and dust tube for easy handling and transport. To assemble loosen the Clamp Bracket Ref.21 and slide the handle assembly into the Handle
Bracket Ref.51. Adjust the height of the handle so that your arms are slightly bent when standing upright behind the machine. This will provide you with maximum control in operation. Tighten the clamp bracket firmly. Always ensure that the clamp bracket is tight, check periodically during use.
2.
Connect the Cable Handle Ref.20 to the Body
Twist Lock Ref.24 at the rear right hand side of the floor sander body. Align the plug with the pins, push in and twist clockwise to lock.
3.
Slide the Exhaust Tube Ref.59 into the Exhaust
Bracket Ref.56 and push fully home.
4.
Fit a paper dust bag following the instructions printed on the bag. If a cloth bag is used ensure that it is tied securely around the dust tube neck and that the bag is in good condition with no holes.
5.
To prepare the floor sander for use place the machine on the floor and remove the main cable from it's storage position on the handle assembly.
Check that the cable is in good condition and that all fittings are secure.
6.
To dismantle the floor sander reverse procedure
1 to 5 above.
7.
Always ensure that the floor sander is secure and cannot move when being transported in a vehicle.
The floor sander is heavy. Take care when lifting and carrying the machine.
Installing Abrasive Paper
1.
Ensure the power cable is disconnected from the power supply.
2.
Tip the floor sander back so that it rests on the handle.
3.
Lift the Drum Guard Ref.35 and turn the Drum
Ref.168 to expose the Paper Clamp Bar Ref.175.
Take care not to trap your fingers when turning the drum.
4.
Loosen the 2 Paper Clamp Screws Ref.174 with a coin or suitable screw driver so that the clamp bar raises about 1/2“ (12mm) only. DO NOT remove the screws completely.
5.
Select a suitable grade of abrasive paper (see
Abrasive Paper Guide on page 5). To help install course grit abrasive papers draw the smooth side
2
(back) of the paper over the edge of a work bench to make it curl .
6.
Kneeling in front of the machine place one end of the abrasive paper under the clamp bar so that the notches align with the clamp bar screws and clamp bar.
Carefully holding the abrasive paper in place rotate the drum 1 revolution. Tuck the other end of the abrasive paper under the clamp bar and use both hands to squeeze the sheet tight around the drum. Make sure it is square to the edges of the drum with no overlap and both ends of the abrasive sheet are equal distance under the paper clamp bar.
Firmly tighten the two clamp bar screws. Check the abrasive sheet is skin tight around the drum.
If in doubt repeat the above procedure. Loose or damaged abrasive sheets will tear during sanding and can be expensive to keep replacing.
Damage may also occur to the floor and floor sander.
7.
Lower the drum guard and stand the machine up. The floor sander is now ready for use.
Note: Use Hiretech genuine floor sander abrasives for the best sanding performance and finish. They will also reduce the risk of tearing due to poor fit which is a common problem with generic and non standard abrasives.
PREPARATION
1.
Where possible remove all furniture from the area or room. The HT8-1.2 Floor Sander features an efficient dust pickup, however, some dust will escape.
2.
Remove all tacks, staples and other unwanted fixings from the floor. Failure to do so will result in damage to the abrasive paper and sanding drum.
3.
Punch all nails below the surface of the floor using a suitable nail punch and hammer. Any screws used to fix boards should be counter sunk below the surface. During sanding any nails or screws that become exposed must be punched or counter sunk further.
4.
Firmly fix all loose boards or blocks.
5.
Remove heavy wax, grease and dirt deposits by hand.
6.
Sweep and vacuum the floor thoroughly to remove dirt and discarded fixings.
7.
Ensure good ventilation by opening windows.
OPERATION
1.
Move the floor sander to the location of your work.
2.
Connect the power cable to a suitable power supply ideally located behind or to one side of the machine and work area.
3.
Wear a dust mask and ear protection.
4.
Hold both handles with the main cable held in a small loop in the left hand and then passed over the left shoulder.
5.
Apply light downwards pressure on the handles to tip the floor sander back to raise the sanding drum off the floor.
Switch on by pushing the
ON/OFF switch to the ‘I’ position.
CAUTION - the HT8-1.2 Floor Sander is a powerful machine. Always ensure that you have a firm grip before switching on.
6.
Now move the floor sander slowly forward and at the same time release the pressure on the handles to gently lower it so that the sanding drum comes into contact with the floor.
7.
Guide the floor sander in a straight line at a slow walking pace. Do not force or hold the floor sander back. Allow the machine to do the work and always move at an even pace.
8.
At the end of the pass while still moving forward tilt the floor sander back so that the sanding drum comes clear of the floor.
Now moving backwards lower the floor sander again and pull it backwards over the area just sanded moving at a steadily even pace. Take care to ensure that the power cable is kept clear of the sanding drum at all times. At the end of the sanding pass and while still moving backwards tilt the floor sander back so once again the sanding drum comes clear of the floor.
Move the machine over so that it overlaps the area just sanded by 3" (75mm) and start to sand the next pass repeating the above technique.
CAUTION - to prevent damage to the floor surface, work piece or machine follow these rules.
i.
Always ensure that the floor sander is moving when in operation and the sanding drum is in contact with the floor.
ii.
Never lift the back of the machine when sanding.
iii.
Never apply pressure to try to increase the rate of sanding. Damage to the floor and machine will occur.
iv.
Never bounce or drop the floor sander on to the floor. Always lower the machine gently.
v.
Never dwell in one place, move steadily at all times.
vi.
Never allow the power cable to come into contact with the sanding drum.
9.
When the dust in the dust bag reaches the ‘MAX’ line stop sanding. Disconnect the power cable from the power supply and remove the paper dust bag. Turn the top of the paper dust bag over to stop the escape of dust and dispose of into a suitable container. Never reuse the paper dust bag or empty it or dispose of it into a fire. If a cloth bag is used empty into a suitable container being careful to contain the dust. Do not dispose of the contents into a fire.
10. Fit a new paper dust bag or refit the cloth bag.
Reconnect the floor sander to the power supply and continue sanding.
11. When taking a break from work disconnect the power cable from the supply, remove and dispose of the paper dust bag, or empty the cloth bag as detailed in 8. above. Never leave the floor sander unattended with the dust bag in place containing dust.
12. On completion disconnect the power cable from the supply. Remove and dispose of the paper dust bag, or empty the cloth bag as detailed in 8.
above. Stow the cable on the handle assembly and if required dismantle for transportation.
Carry out maintenance as recommended in
Maintenance and Servicing.
DANGER - never leave the floor sander unattended with dust in the dust bag.
Always remove the dust bag and dispose of into a suitable container.
3
FLOOR SANDING TECHNIQUE
HT8-1.2 Floor Sander (Drum) - a powerful floor sander designed for the rapid leveling and sanding of all types of wood flooring excluding thin laminated or veneered floors. Load the sander with abrasive making sure that it is skin tight around the drum.
Loose sheets will tear. Place the sander on the right hand wall (unless you are making an angled cut on uneven floors) with about two thirds of the floor in front of you. Start the sander with the drum off the floor then walk forward at an even pace and ease the drum on to the floor. As you near the end of the pass, gradually raise the drum off the floor. Practice this technique before turning on the sander.
Cover the same path you made on the forward cut by pulling the machine backwards and easing the drum to the floor as you begin the backward pass until you reach the original starting point, then ease the drum off the floor.
When two thirds of the floor is sanded, turn the floor sander around and sand the remaining third in the same way. Overlap the one third area by 0.6 to 0.9
meters (2 to 3 feet ) with the two thirds area to blend the two areas together.
WARNING - never bounce the sanding drum or dwell in one place as this will sand dips and hollows in the floor.
HT7-2 Disc Floor Sander (Edger) - a powerful disc floor sander designed for sanding along the edges of a floor without damaging the baseboards or moldings. Also suitable for smaller areas where the
HT8-1.2 Floor Sander will not reach like stair treads and closets load the abrasive disc making sure the retaining bolt is tight. Start the edger with the disc off the floor then lower the disc to the floor as you move the sander. Work progressively moving the sander in a sweeping motion from side to side.
HTF-2 Floor Sander (Orbital) - a orbital action floor sander designed for re-finishing, sanding between coats of varnish and re-surfacing floors in good condition. load the abrasive sheet, pad or strip.
Start the sander, move immediately and sand in the direction of the grain using the same technique as the drum floor sander. For difficult to reach areas use the disc floor sander with a fine grit abrasive, or sand by hand.
Hand Sanding - to sand difficult to reach areas scrape and sand the floor by hand. Use a scraper to remove old finishes, always scraping in the direction of the grain, and then sand by hand using the same grit abrasive as you finished with when machine sanding. See Floor Sanding Technique diagrams on page 5.
FLOOR TYPES
PLANK & STRIP FLOORS
Old floors in good condition
- when the floor is in good condition - no uneven edges, cupping or crowning of planks and strips - and you want to resurface the floor, sanding back to new wood, start sanding in the direction of the planks or strips - with the wood grain. Start with a medium grit abrasive.
Complete the first cut with the HT8-1.2 Floor Sander then sand up to the baseboards and door thresholds with the HT7-2 Disc Floor Sander, using a medium grit abrasive, blending the edges in with the main floor area. Sweep the floor. Using a medium/fine grit abrasive, sand the main floor area with the drum sander and then complete the floor with the edger using a fine grit abrasive. Sweep the floor. Finish sanding the main floor area with the drum floor sander using a fine grit abrasive. If the floor is in particularly good condition (level with no deep scratches or blemishes) you may re-surface the floor using the HTF-2 Floor Sander, however, as the sanding action of this machine is less aggressive than the HT81.2 Floor Sander the job will take more time.
Uneven floors
- when the floor is uneven sand using the HT8-1.2 Floor Sander with a coarse grit abrasive. Only make one cut on both diagonals, this will achieve a basic level. Now complete the floor as for a level strip or plank floor. Use the same grit parallel to the planks or strips.
Floors with an existing finish
- when re-finishing a floor remove as little of the existing surface as possible. If the old finish is worn and the floor is generally in good condition use the HTF-2 Floor
Sander with Hiretech abrasive pads and strips which have been especially designed for re-finishing floors.
These will maintain the integrity of any stain used to colour the wood and prepare the surface for a new coat of finish. If the floor is badly marked and scratched and has to be sanded back to new wood use the HT8-1.2 Floor Sander and HT7-2 Disc Floor
Sander.
Always try a medium grit paper first, particularly on a diagonal cut. If 90% of the old finish is removed and the floor is generally leveled, you do not need to use a coarse grit abrasive.
VENEERED, LAMINATED & THINNER FLOORS
Use the HTF-2 Floor Sander for veneered and laminated floors or thinner floors that may have been subjected to repeated sanding. The HTF-2 will remove old surface finishes and prepare the floor for re-finishing. Sand the floor using the same method as a strip, plank, or parquet floor. If the floor has deeper scratches or marks these should be sanded
4
out by hand and blended in with the main floor. To check the wood depth in the floor remove a baseboard or molding from around the edge of the floor. This should provide access to the edge of the floor for inspection.
PARQUET & BLOCK FLOORS
The grain of the wood will run in a number of directions so sand the floor in the direction of the main source of natural light in the room. If there is no source of natural light sand in the direction of the longest side of the room or, if the room is square, in the direction the furniture is laid out and how people normally use and view the room.
This technique will help mask any imperfections in the
FLOOR SANDING TECHNIQUE
Level uneven floors.
floor. Complete the sanding operation as detailed for plank or strip floors.
BETWEEN COATS OF FINISH (VARNISH)
Use the HTF-2 Floor Sander to sand between coats of floor finish, particularly when using water based varnishes. These types of finishes tend to raise the wood grain when first applied to raw wood. Allow each coat of varnish to dry completely following the manufactures directions. Use Hiretech abrasive pads to sand between each coat of varnish.
The fine abrasive pads will remove light brush/applicator marks and raised grain while maintaining the integrity of the coat of varnish applied unsanded boards level very uneven floors by sanding diagonally in both directions
Sand main floor area.
sanded boards unsanded boards
Plank and Strip Floors
- sand in the direction the boards are laid, with the wood grain.
Parquet and Wood Block Floor
s sand in the direction of the main source of natural light. If there is no natural source of light, sand in the direction of the longest side of the room. If the room is square, sand in the direction the furniture is laid out and how people normally use the room.
Sand and blend edges in with main floor area
.
unsanded boards
5
FLOOR SANDER ABRASIVE GUIDE
HT8 FLOOR SANDER & HT7 DISC FLOOR SANDER (EDGER)
Abrasive Paper Grade Floor Type and Condition
Grit 24 Open Coat
(Coarse non-clogging)
Grit 24
(Coarse)
Grit 40 Open Coat
(Coarse/Medium)
For removing surface coatings from old floors such as varnish, stains and wax polishes. For the rapid sanding and removal of scratches and marks.
Sanding level the joints of sub-flooring like particle board and masonite.
For the rapid sanding and removal of scratches and marks. Sanding level the joints of sub-flooring like particle board and masonite.
Grit 40
(Coarse/Medium)
For removing surface coatings from old floors such as varnish, stains and wax polishes. For the rapid sanding and removal of scratches and light marks. Sanding level the joints of sub-flooring like particle board and masonite.
For the rapid sanding and removal of scratches and light marks. Sanding level the joints of sub-flooring like particle board and masonite.
Grit 80
(Medium)
Grit 100
(Medium/Fine)
Grit 120
(Fine)
For first sanding of new level wood floors. First sanding after sanding with a drum sander.
Intermediate sanding of all types of wood floor.
For final sanding of all types of wood floor. First sanding of cork or composition floors. For sanding between coats of solvent based and 2 pack varnishes.
DO NOT OVER-SAND USE ONLY AS HEAVY GRADE ABRASIVE AS IT TAKES TO DO THE
JOB. PROGRESS FROM FIRST GRADE USED THROUGH FOLLOWING GRADES TO
REMOVE ALL VISIBLE SANDING MARKS. DO NOT MISS A GRADE.
FLOOR SANDER ABRASIVES
Hiretech Abrasive Product Range
Hiretech recommend the following abrasive range which are suitable for all floor types and applications.
HT8/DU8
FLOOR SANDER
SHEET
50/CASE
24 Grit Open Coat
24 Grit
40 Grit Open Coat
40 Grit
60 Grit
80 Grit
100 Grit
120 Grit
180 Grit -
Abrasive Pad 280G/Backing Pad
01001
01002
-
01003
-
01004
-
01005
-
-
6
-
01026
-
01027
-
01028
-
01030
-
-
HT7/SUPER 7
EDGER DISC
FIBRE BACKED
25/CASE
HT7/SUPER 7
EDGER DISC
PAPER BACKED
25/CASE
HTF
FLOOR SANDER
SHEET
ADHESIVE BACKED
50/CASE
HTF
ABRASIVE PAD
20/CASE
-
01044
-
01045
-
01046
-
01048
-
-
-
-
-
01750
01751
01752
-
01754
01756
-
-
-
-
-
01769
-
-
-
-
-
SERVICE & ROUTINE MAINTENANCE
CAUTION - maintenance and repairs must be carried out by authorised personnel only. To prevent injury, always remove the power cable from the power supply before undertaking any work on the machine. Do not operate the floor sander unless it is fully assembled and all guards are in place. Use Hiretech genuine spare parts only.
General
1.
Always make a list when first examining the machine, to remind you of parts or action needed on completion of repair/service.
2.
The HT8-1.2 is subject to high speeds. All screws should be fitted using a suitable thread lock compound.
3.
On completion of any work or service on an electrical tool or appliance statutory safety tests must be carried out by a competent person and recorded (see Testing for Electrical Safety page
8).
4.
The HT8-1.2 needs no lubrication during routine servicing.
5.
Always ensure that the electrical supply is disconnected before starting any routine servicing or repair.
Visual Inspection
1.
Check that the drum guard Ref.35 is in good condition and functioning correctly. Ensure that the Warning Label Ref.36 is present and legible.
2.
Check all other guards and mechanical parts are in good condition.
3.
Examine the power cable Ref.39 and the handle cable Ref.20. If the outer insulation shows the slightest of abrasions or the inner conductors are exposed, then the cable must be replaced. The cable must not be repaired with tape or insulation sleeve
4.
Examine both the mains plug and the interconnecting socket, Body Twist Lock Ref.24.
The plugs must be opened and examined (see
Electrical Testing page 8).
5.
If a cloth type bag is in service check the condition, old clogged cloth dust bags make for an inefficient dust pickup.
6.
Ensure that all labels are present and in good condition.
7
Drive Belts
1.
To examine the condition of the Drive Belts
Ref.164 and Ref.165 remove the four screws
Ref.83 and the Belt Guard Ref.81.
2.
Lift the Fan Belt Ref.165 while rotating the pulley remove the fan belt. Repeat for the Drum Belt
Ref.164.
CAUTION - take care to avoid trapping your fingers when removing or replacing the drive belts.
3.
Examine the pulleys for wear, worn or damaged pulleys should be replaced
4.
To reduce the instance of belt breakage, examine the drive belts, look for cracks or fraying and replace if necessary with new belts. To replace reverse the above procedure taking care to avoid bending the belts tighter than the pulley diameter as this can result in damaged belts. Refit the belt guard.
Dust Control System
1.
For efficient dust pick up ensure that cloth type dust bags are clean and unclogged and that the intake is clear and properly adjusted.
2.
Turn the machine on to its side and loosen the three Screws Ref.71 and remove the Dust Shoe
Ref.72 and clear any obstruction. The grit from the abrasive paper can wear away the leading edge of the dust shoe, if this has occurred then file or grind the leading edge level before refitting.
Install the dust shoe ensuring that the clearance between the shoe and the drum is maintained at
3/8“ (10mm).
Lubrication
1.
The HT8-1.2 is completely lubricated.
The bearings are sealed and do not require lubrication. In the unlikely event that a bearing requires replacement use a Hiretech genuine spare part only as the grease contained in these bearings is special. A standard bearing is not suitable and may result in further damage.
Care of Motor
1.
The motor must be kept free from grease and dust.
2.
The motor brushes must be checked regularly, inspect the brushes every three months or every
500 hours of use, whichever comes first.
3.
Replace ALL FOUR motor brushes when any one
Brushes MUST slide freely in the brush holders.
4.
To inspect and replace motor Brushes Ref.104, with the brush block assembly removed.
i.
Remove the three Screws Ref.82 and remove the Wall End Guard Ref.84 to expose the motor brush assembly.
ii.
Remove the four retaining Screws Ref.31
from the Shield Wall End Ref.30, insert two of the screws into the ‘jacking holes’ situated adjacent to the countersunk retaining holes.
iii.
Carefully tighten these screws until the shield wall end is jacked clear of the outer casting. Withdraw the shield-wall end.
iv.
With the brush block assembly complete and the connecting leads still attached.
You will note that as the brush block assembly is withdrawn the brushes spring towards the center and often the brush springs fall clear as the brushes are no longer at the height to retain them. Take care not to lose any springs.
v.
To remove a brush spring with a brush in the operating position push the brush spring down and towards the brush and lift out.
vi.
Using a cross recess screwdriver remove the four brush shunt (pigtail) retaining
Screws Ref.105 and lock Washers Ref.100.
vii.
Remove the four brushes. Remove the two
‘jacking’ screws.
viii. Thoroughly clean the brush assembly and housing using a soft brush and a suitable vacuum cleaner.
ix.
Inspect the four brushes for damage or wear and if any one brush is found to be damaged or worn to a length of 5/8“
(16mm) or less in length then replace all four brushes.
x.
When replacing brushes ensure free movement in each brush holder and fit the brush with the shunt (pigtail) towards the field coil. Ensure that each brush shunt is connected securely with the screw, and lock washer, two spare screws and lock washers are provided with each pack of brushes. Do not fit the brush springs at this stage.
xi.
Pull each brush up to the top of the holder using the shunt wire to retain it in this position for the next stage.
xii.
Enter the assembly into the main frame taking care to avoid contact between the brushes and the commutator of the armature, that the shield wall end is correctly aligned with the main frame and that no leads are trapped. There is a depressed pattern on the shield wall end and on the main frame to assist alignment.
Both the bearing fit and the main frame fit are ‘light contact’ and may require lightly tapping into position using a soft mallet.
DO NOT FORCE.
xiii. Replace and tighten the four countersunk
Screws Ref.31.
xiv.
Remove the four brush block retaining
Screws Ref.31 and the single timing Screw
Ref.34 from the Shield-Wall End Ref.30.
The brush block assembly is now free to rotate. To fit the brush springs rotate the brush block assembly counter clockwise
(over towards the rear of the machine) until the lower brush holder is accessible, fit the brush spring by inserting into the holder with the coil spring over the brush then push down until the tag comes into contact with the holder, slide the tag away from the brush and release. The brush spring will clip into position. Check the spring and brush for correct alignment and free movement.
xv.
Rotate the brush block assembly clockwise and repeat to fit the remaining three springs.
The switch and field cables restrict the movement of the brush block assembly, take care not to loosen or damage these cables.
xvi. Return the brush block assembly to its original position and align the timing notch in the block with the timing hole, screw the timing Screw Ref.34 into position.
xvii. Secure the brush block assembly using the remaining four screws Ref.34. DO NOT
OVER TIGHTEN.
xviii. Finally check that all cables are well clear of moving parts before refitting the guard wall and securing with the 3 Screws
Ref.82..
Note: To inspect and replace the motor brushes while retaining the brush block assembly in place repeat the procedure xiv. to xviii. above.
8
Electrical Testing
CAUTION - testing for electrical safety should be undertaken by a competent person and all results recorded. Do not exceed 1250 volt insulation test duration of 3 seconds.
1.
Examine the power cable and handle cable for damage, if the outer insulation shows more than the slightest of abrasions or the inner conductors are exposed then the cable must be replaced.
The cables must not be repaired with tape or insulation sleeve.
2.
Open and check mains plug and interconnecting socket Ref.24 for condition, loose connections, damaged wires etc. Ensure that the strain relief of the power cable plug is correctly secured to the outer cable insulation.
3.
Open and examine the Switch Housing Ref.11
for loose connections, damaged wires, and general condition. Pay special attention to any gaskets, 'O' rings and seals intended to exclude dust from the switch and switch housing area, these must be maintained in good condition.
4.
Ensure that the Strain Relief Ref.5 is correctly secured to the outer cable insulation.
Note: HT8-1.2 Floor Sanders manufactured from
October 1993 starting with Serial Number 00532
(110/120V) and 00779 (220/240V) feature a fully protected circuit breaker which incorporates 'Low Volt
HT8-1.2 Low Voltage Switch.
Cover 'A'
Dust Membrane
Protection'. This means that should the mains supply be interrupted during use the switch will immediately return to the 'OFF' position to protect the operator.
This feature, by preventing a circuit through the switch unless mains voltage is present, also prevents a full insulation (flash) test unless the test instrument has
' test on run ' facility.
If your instrument has this facility then:- replace the switch cover 'A' taking care to avoid trapping leads and ensuring that all dust gaskets are correctly positioned.
Check that the circuit breaker 'ON' button does not lock in the 'ON' position when depressed.
The button must only lock 'ON' when current is present. Before carrying out test ensure that the motor is connected by the twist lock socket Ref. 24 and that all safety measures have been taken.
(Class 1 Earthed Appliance [U.K.] ) Carry out 'test on run' procedure.
If your instrument does not have 'test on run' facility then Continue as follows:-
5.
While you have the switch housing open for visual inspection remove the circuit breaker cover 'B' together with the 'low volt coil 'C'(see below). Do not disconnect or disturb any cables.
The 'low volt coils will remain within the cover 'B'.
The circuit breaker will now lock into the 'ON' position without current present. Before carrying out an insulation (flash) test ensure that the motor is connected by the twist lock socket Ref. 24 and that all safety measures have been taken.
OEZ
CE 0
STO
P
U AC690V AC 3
CSN
START
?? ??-??A
EN 60947
1
SM1-10
3
5
2
4
6
Gasket
Cover 'B'
Low Volt Coil 'C' stays within cover
9
6.
Using standard procedure test for electrical safety (Class 1 Earthed Appliance [U.K.] ). Do not exceed 1250 volt flash duration of 3 seconds.
7.
Record the test results.
8.
Complete a functional (run) test and record results.
CAUTION - when undertaking a functional test ensure that the machine is secure, remember the sanding drum will rotate, ensure that the drum cannot come into contact with the work bench/service area.
9.
After carrying out the tests disconnect the machine from the test station and snap the 'Low
Volt Coil' 'C' back into position and replace cover
'B'.
10. Replace the switch cover 'A' taking care to avoid trapping leads and ensuring that all dust gaskets are correctly positioned. Check that the circuit breaker 'ON' button does not lock in the 'ON' position when depressed. The button must only lock 'ON' when current is present.
11. Finally test the machine once again to ensure good earth and insulation of the mains cable and switch.
Do not exceed 1250 volt flash duration of 3 seconds.
Sanding Drum.
1.
Check that power supply is disconnected. Tilt the machine back and rest the handle on the floor.
Open the drum guard and examine the drum cover.
A damaged or worn cover must be replaced to maintain machine performance. A damaged or worn cover can result in poor sanding with subsequent damage to the floor surface and can be dangerous in operation. A cover that is worn to 1/4“ (6mm) or less in thickness must be replaced.
2.
To replace the drum cover see the detailed instructions included in each genuine Hiretech®
Drum Cover Kit Ref.167 Part # 162312. The use of an impact screwdriver may assist.
3.
It is recommended that at each service interval the drum cover is checked and trimmed
(dressed) if necessary to provide a true uniform diameter.
4.
First check that the rear castors are properly adjusted. Remove the 4 Screws Ref.83 and the
Belt Guard Ref.81. Check that the factory mark is present and aligned on the rear castor adjuster
Ref.64 and main frame. Adjust as necessary by loosening the two clamp Bolts Ref.65 and adjusting the cam.
If the machine has no factory mark on the adjuster and main frame then it is a later type machine that uses a concentric support instead of an adjuster. No adjustment is required.
Note: On earlier models the line stamped on the adjuster and main frame has been set in the factory at the time of manufacture. Never change, deface or alter this line.
5.
Fit a sheet of fine grit abrasive paper (120 grit), abrasive side up on to a level floor surface.
Remove any abrasive paper from the drum and re-tighten the clamp bar screws. Make sure the clamp bar screws are tight.
Position the floor sander over the abrasive paper and connect the power cable to the power supply. Tip the floor sander back to raise the sanding drum off the floor and switch on.
Gently lower the floor sander so the sanding drum 'just' touches the abrasive paper. Hold the sander in position for a few seconds then tip back and switch off.
Disconnect the power cable and tip the floor sander back so that it rests on it's handle. Lift the drum guard and check the condition of the drum cover. If it is uniform an even surface will be witnessed, if not, continue to dress the drum until all high and low spots are removed. Take care not to remove too much material as this will reduce the life of the drum cover.
6.
When a uniform surface is achieved it is advisable to slightly ‘feather’ both edges of the drum cover. Switch off and disconnect the power cable from the power supply. Tilt the machine back and lift the drum guard to expose the drum cover.
Using a medium to fine grit abrasive paper carefully feather the edge of both sides of the drum cover by holding the abrasive paper against the edge and rotating the drum.
Be careful not to trap your fingers. The softer edge provided will help prevent ‘cut’ lines witnessed on the floor surface when sanding particularly in softer woods. Always feather the edges of a new drum cover.
WARNING - the sanding drum and drum cover must be correctly adjusted and maintained to ensure the best sanding performance. Failure to do so can result in damage to the floor surface and can be dangerous.
10
FAULT FINDING
FAULT
The machine does not run.
The overload protection activates frequently.
The machine will not pick-up dust.
The machine does not sand evenly.
The sanding drum will not rotate.
CAUSE
The power cable is not connected to the power supply.
The overload protection has been activated.
The motor brushes are worn.
The voltage is too low.
The drum motor is stopped.
A bearing has failed.
The voltage is too low.
The pressure on the sanding drum is too high.
The sanding drum will not rotate.
The dust bag is full.
The dust shoe is out of adjustment.
There is an obstruction in dust pickup.
The fan belt has broken.
The drum cover is not round.
The Floor Roller assembly
(adjustable type) is out of adjustment.
The Floor Roller assembly is worn or damaged.
The machine is not being operated properly.
The drum belt is broken.
The drum bearing has failed.
The shear pin Ref.144 has operated.
There is an obstruction.
ACTION
Connect the power cable to the power supply.
Allow to cool, switch on.
Replace the motor brushes.
Check main power supply complies with the machine serial plate data.
Contact an authorised repair agent.
Contact an authorised repair agent.
Check the main power supply complies with the machine's serial plate data.
Fit a finer grit abrasive paper, make sure the voltage is correct.
Disconnect from the power and check the sanding drum for obstruction. If overload still operates contact an authorised repair agent.
Replace the dust bag.
Adjust the dust shoe.
Remove the dust shoe and check for obstruction.
Clear as necessary.
Replace the fan belt.
Redress or replace the drum cover.
Adjust the Floor Roller a ssembly see page 11.4
Repair/replace the Floor Roller
Assembly.
Read ‘Operation’ section of this manual.
Replace the drum belt.
Contact an authorised repair agent.
Contact an authorised repair agent.
Disconnect from power supply and clear the obstruction.
11
FLOOR SANDER MODEL HT8-1.2
82
39
84
35
36
29
79
11
10
1
2
3
7
4
127 85
49 47
22
46
14
48
9
8
6
12
5
15
{
19
59
17
18
20
21
26
16
17
49
51
52
50
53
24
25
96
23
53
67
56
57
60
200
28
80
86
74
86
73
78
77
2
75
61
63
62
64
65
66
72
81
83
201
55
58
54
12
FLOOR SANDER MODEL HT8-1.2
98
31
34
43
96
110
113
125
111 114
99
30
140
109
104
142
143 124
145
146
149
100
144
117
115
116
119
121
119
123
86
98
92 91
96 95
94
93
62 89
170
88
87 62
93 96
97 102
103
118
86
98
128
169
168
127
125
126
129
130
102
97
101
103
173
165
164
179
174
180
175
174
176
127
FLOOR SANDER
MODEL HT8-1.2
167
101
103
250
152
124
126
159
102
13
HT8-1.2 PARTS LIST
Ref. PSTK Pack Description
Qty.
1 962308 1 Screw
2 980652 2 Washer
3 162019 1 Clamp Handle
4 163907 1 Handle Cross
5 101205 1 Strain Relief
5 163691 1 Strain Relief (NA)
6 101206 1 Nut Lock
7 163849 1 Dust Cover Kit
8 163837 1 Bracket Switch Mounting
9 163839 1 Switch 110/120V
9 163843 1 Switch Conversion Kit 110/120 Volt
9 163848 1 Switch 220/240V
9 163851 1 Switch Conversion Kit 220/240 Volt
10 163870 1 Gasket Switch Housing
11 163840 1 Cover Switch
12 163838 2 Screw
14 163871 4 Screw
15 163737 1 Handle Assembly Complete 240 Volt (UK)
16 169012 1 Tube Handle
17 980615 2 Washer
18 101220 1 Strain Relief Handle Cable
18 163804 1 Strain Relief Handle Cable (NA)
19 164508 1 Hook Cable
20 100337 1 Cable Handle
20 163782 1 Cable Handle 110 Volt (UK)
20 519510 1 Cable Handle (NA)
21 960180 1 Clamp Handle Bracket
22 960183 1 Bracket Handle Cross
23 911045 1 Base Twist Lock
24 911046 1 Body Twist Lock
25 163867 1 Lead Earth Base Twist Lock
26 163808 1 Grommet
28 165103 1 Label 'Lift Here & At Rear' (Metal)
29 163201 1 Main Frame
30 167804 1 Shield Wall End
31 962084 4 Screw
34 962204 5 Screw
35 163795 1 Guard Drum Assembly (Grey)
36 121252 1 Label Guard Drum
39 163683 1 Cable Main Assembly 220 Volt (EEC)
39 163684 1 Cable Main Assembly 240 Volt (AUS)
39 163685 1 Cable Main Assembly 110 Volt (UK)
39 519501 1 Cable Main Assembly 110 Volt (NA)
39 908285 1 Cable Main Assembly 240 Volt (UK)
43 010200 4 Washer
46 163906 1 Handle Single Grip
47 980197 1 Washer
48 962402 1 Bolt (including nut)
49 920148 1 Nut
50 167308 1 Ring Retaining
51 160815 1 Bracket Handle
52 980196 1 Washer
53 962244 5 Bolt
14
Ref. PSTK Pack Description
Qty.
54 163796 1 Bag Dust Cloth
55 163823 1 Retainer Dust Bag Disposable
55 163826 6 Retainer Dust Bag Disposable
56 160809 1 Bracket Exhaust
57 163403 1 Gasket Exhaust
58 07037 25 Disposable Paper Dust Bag HT8 Pack 2
(box 25)
58 07039 50 Disposable Paper Dust Bag HT8 (box 50)
59 163790 1 Tube Exhaust (Grey)
60 167708 1 Shaft Floor Roller
61 169704 2 Roller Floor Assembly (with bearing)
62 902567 4 Bearing (Fan & Floor Roller)
63 467308 4 Ring Retaining
64 160504 1 Adjuster Floor Roller
65 962139 2 Bolt
66 980646 2 Washer
67 962103 1 Screw
72 167902 1 Shoe Intake
73 163636 1 Cover Inlet
74 167404 1 Rod Drum Guard
75 920256 1 Nut
77 980629 1 Washer
78 169504 1 Weight Balance
79 962409 1 Screw
80 962170 1 Screw
81 163791 1 Guard Belt (Grey)
82 163814 3 Screw
83 163869 4 Screw Guard Belt
84 163792 1 Guard Wall End (Grey)
85 980623 2 Washer
86 962109 8 Screw
87 167312 1 Ring Retaining
88 164202 1 Housing Fan
89 168203 1 Spacer Fan Bearing
90 163813 2 Screw
91 008212 1 Spacer Fan
92 163004 1 Fan Intake
93 162021 2 Clamp Bearing
94 167608 1 Seal fan
95 167210 1 Retainer Seal
96 010210 4 Screw
97 166906 2 Pulley Fan
98 915028 6 Key
99 167704 1 Shaft Fan
100 010220 4 Screw and Washer Set
101 980648 2 Washer
102 980626 3 Washer Lock
103 920132 3 Nut
104 010180 4 Brush Motor
105 962003 4 Screw
110 911662 1 Lead Motor Assembly
111 167302 1 Ring Retaining
113 168104 1 Sleeve
HT8-1.2 PARTS LIST
Ref. PSTK Pack Description
Qty.
114 163104 1 Field 110/120 Volt HT8
114 163112 1 Field 220/240 Volt HT8
115 962401 2 Screw
116 166172 1 Baffle Motor
117 167204 1 Retainer Baffle
118 160408 1 Armature 110/120 Volt
118 160412 1 Armature 220/240 Volt
119 980004 2 Spacer
121 163008 1 Fan Motor
123 167802 1 Shield Pulley
124 902550 2 Bearing Drum Shaft
125 163682 2 Bearing Armature
126 062003 2 Clamp Bearing
127 962345 10 Screw
128 168212 1 Spacer Motor Pulley
129 163304 3 Flange Pulley
130 166909 1 Pulley Motor
140 163789 1 Brush Block Assembly
142 962411 1 Screw
143 162006 1 Clamp Bearing
144 925113 1 Pin Drum Shaft
145 161108 1 Bush Bearing
146 168206 1 Spacer Bearing
149 167716 1 Shaft Drum
152 168209 1 Spacer Bearing
159 166916 1 Pulley Drum
164 903260 1 Belt Drum 3/4" (19mm) Wide
Ref. PSTK Pack Description
Qty.
165 903273
167 162312
1 Belt Fan 1/2" (13mm) Wide
1 Drum Cover Kit
168 162532 1 Drum Assembly Complete
169 100327 13 Screw
170 163012 1 Assembly Fan Intake
173 163668
174 000920
174 163657
175 020045
1 Lifting Pin Assembly
2 Screw Clamp Bar (screwdriver slot)
2 Screw Clamp Bar (coin slot)
1 Clamp Bar Paper (reversible)
176 164607
179 163825
200 101219
201 163827
201 163873
3 Insert Drum Kit
1 Owners Manual & Operating Instructions
1 Floor Roller Assembly
1 Kit Moulded Guards (Grey)
1 Kit Moulded Guards (Grey, excl. Tube Exhaust)
The following items are not illustrated.
Special Tools
250 011860
250 100325
250 163822
250 163857
250 163865
250 024500
2 Service Tool - Extractor Seal
1 Service Tool - Clamp Drum Cover
1 Service Tool - Drum Insert Removal
1 Service Tool - Adjuster Floor Roller
1 Service Tool - Locking Drum
1 Test Lead
15
HT8-1.2 CIRCUIT DIAGRAM
imited
ARMATURE
FIELD
FIELD CABLE
UNDER VOLTAGE AND OVERLOAD PROTECTED
NOTE: TERMINALS 3 & 4 NOT USED
SWITCH
CABLE REF. 20
U/V COIL LEADS
2
4
6
U/V
O/C
1
3
5
GREEN/YELLOW (GREEN - N. AMERICA)
BROWN (BLACK - N. AMERICA)
BLUE (WHITE - N. AMERICA)
CABLE REF. 39
FITTING A REPLACEMENT SWITCH
I
NSTRUCTION FOR NORTH AMERICA
Latch top then push down and back to secure
I
NSTRUCTION FOR EEC, AUS, NZ
Latch top then push down and back to secure
Ground terminals do not disconnect.
Connect black conductor and U/V lead.
1 3
OEZ
5
SM1-10
STOP
TEST
START
I. ??-??A
AC 3
CE () U. AC960V CSN EN 60947T-4-1
2 4 6
Connect black conductor.
Mains Lead
Connect white conductor and U/V lead.
Connect white conductor.
Motor Lead
Ground terminals do not disconnect.
Connect brown conductor and U/V lead.
1 3
OEZ
5
SM1-10
STOP
TEST
START
I. ??-??A
AC 3
CE () U. AC960V CSN EN 60947T-4-1
2 4 6
Connect brown conductor.
Mains Lead
Connect blue conductor and U/V lead.
Connect blue conductor.
Motor Lead
16
DECLARATION OF CONFORMITY
This declaration identifies the product, manufacturer's name and address, and applicable specifications recognised in the European community.
DECLARATION OF CONFORMITY
Manufacturer's Name:
Manufacturer's Address:
Hire Technicians Group Ltd.
Chalk Hill House
8 Chalk Hill
Watford
Herts WD1 4BH declares that the product:
Product Name:
Model Name:
Hiretech Floor Sander
HT8-1.2 230 Volt 50Hz Insulation Class 1
HT8-1.2 110 Volt 50Hz Insulation Class 1 conforms to the following:
Machinery Directive (Harmonised)
Low Voltage Directive (Harmonised)
Electromagnetic Compatibility Directive
89/392-EU as amended
73/23/EU as amended
89/336/EU as amended following the provisions of the directives:
89/392/EU, 93/44EU, 73/23/EU, 93/68/EU/89/336/EU, 91/368/EU,
92/31/EU
EN60 335-1-88 (HD 251-1-3) BS 3456-201
EN292-2-91
EN55014-93 (BS 800)
IEC 745-2-4 (HD 400.2) (BS 2769-2-2.4)
EN292-1-91
EN60204-1-92
EN 50082-1-92 electrical safety test procedures comply with:
IEC 335 pt. 1-2, HD251 1-3 1982, BS 2769 & 3456, CSA C22.2,
KEMA K78A1/W1 & W3, NEMKO 503./89, DIN VDE 0700 1/04.88
HD 264.S2 15/07.86
Where the product is licensed to carry a National Approval Mark it is certified that all such products comply with the terms of that license.
C.J. Hedger, Director of Engineering.
1 July 2003
17
SERVICE & REPAIR
Contact your reseller for the name of your local service agent. Service and repairs undertaken by non-approved service agents will void the product warranty. If you should have difficulty in obtaining service please contact your distributor nearest to you at the address given below.
For the latest list of Hiretech dealers check on the Hiretech web site at www.hiretech biz/contact/dealerlist.html.
Hiretech Pty Ltd
Devomat Industries N.V.
Deltaquip Supplies Ltd
VIF Diffusion
Tool Matic A/S
Kage Enterprises
Turner Morris (Pty) Ltd
Hire Technicians Group Ltd
Hiretech Inc
11 Government House Drive Tel:
Emu Plains Fax:
NSW
2750
AUSTRALIA
Email:
Web:
+61 247 356688
+61 247 356682 [email protected]
www.hiretech.biz
'FL. Geversstraat 31
B-2650
Edegem
BELGIUM
Tel:
Fax:
Email:
Web:
+32 3 457 94 24
+32 3 457 49 24 [email protected]
www.devomat.be
2282 Alpha Avenue
Burnaby B.C.
V5C 5L6
CANADA rue du Chateau-BP70112
59052 Roubaix
Cedex 1
FRANCE
Vedskollevej
Herfolge
4681
DENMARK
73 New Road
Clondalkin
Dublin 22
REPUBLIC OF IRELAND
39 Robyn Road
Benrose
P.O. Box 27252
2011
SOUTH AFRICA
Chalk Hill House
8 Chalk Hill
Watford
Herts
WD19 4BH
UNITED KINGDOM
661 Route 3
Unit A
Plattsburgh
NY 12901
USA
Tel:
Fax:
+1 604 298 0566
+1 604298 8996
Email: [email protected]
Web: -
Tel:
Fax:
+33 320 207880
+33 320 207889
Email: [email protected]
Web: -
Tel: +45 56250708
Fax: +45 56250705
Email: [email protected]
Web: www.tool-matic.dk
Tel:
Fax:
Email:
Web:
Tel:
Fax:
Email:
Web:
Tel: +44 01923 332424
Fax: +44 01923 332425
Email: [email protected]
Web: www.hiretech.biz
Tel:
Fax:
+353 1 459 2454
+353 1 459 2535
-
-
+27 11 618 4313
+27 11 618 2620 [email protected]
www.turnermorris.co.za
+1 518 562 3272
+1 518 562 3279
Email: [email protected]
Web: www.hiretech.biz
Hiretech® is registered trademark of Hire Technicians Group Limited
18
from defects in workmanship and materials. Should any part fail in the period of two years from the date part without charge provided that the machine has been operated in accordance with the Owners
Manual and Operating Instructions.
Should any such defect arise, please contact your nearest authorised repair agent. Standard service over land mainland freight costs will be refunded on warranty repairs at the sole discretion of Hiretech or the authorised repair agent. If the repair is non-warranty, the customer will be advised before any work is undertaken.
This warranty does not apply to normal wear and tear to the machine, and in particular does not cover normal wear parts such as mains cable, wheels, switches, relays, brushes, rubber parts, hoses and by abnormal use.
third persons, or for misuse or abuse of the machine, or damage caused during transportation. Repairs consequences of such repairs. Where spare parts are used on the machine and they do not conform to whatever and however caused whether arising under contract, tort (including negligence) or otherwise including (without limitation) loss of production, loss of profits or contracts or of operating time or goodwill or anticipated savings.
MANUFACTURED BY
HIRE TECHNICIANS GROUP LIMITED
CHALK HILL HOUSE, 8 CHALK HILL, WATFORD,
HERTS, WD19 4BH. UNITED KINGDOM
TEL: +44 (0)1923 332424 FAX: +44 (0)1923 332425
E-mail: [email protected] Web: www.hiretech.biz
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