HIGHLEAD GC0318-2A Instruction Manual

HIGH LEAD

GC0318-2A/GC0318-2H/GC0318-2B/

GC0318-2AD

TOP AND BOTTOM FEED LOCKSTITCH

SEWING MACHINE

Instruction Manual

Parts Catalog

SHANGHAI HUIGONG N0.3 SEWING MACHINE FACTORY

From the library of: Superior Sewing Machine & Supply LLC


CONTENTS l.Instruction Manual

1. MAIN SPECIFICATIONS · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · .... · · ....... 2

2. INSTALL THE MOTOR · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · . 2

3. CONNECT THE CLUTCH LEVER WITH THE PEDAL · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ·. 2

4. PREPARATION AND LUBRICATION .· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ·3

5. REPLACE NEEDLES············································ ... ··· ................. 3

6. NEEDLE, THREAD AND MATERIAL TO BE SEWN · · · · · · · · · · · · · · · · · · · · · · · · · · ...............

7. RUN-IN OPERATION······························································ .... ·4

8. THREADING···································································· ..... ·5

9. WINDING ADJUSTMENT · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · . · · ........ 6

10. SET STITCH LENGTH AND REVERSE FEEDING · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ....... 7

11. POSITION PRESSER BAR · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ................ 7

12. ADJUST THE PRESSURE OF PRESSER BOOT · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ..... ·8

13. ADJUST THREAD TENSION · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ............... ·8

14. ADJUST THREAD TAKE-UP SPRING · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · .......... 9

15. ADJUST THREAD GUIDE AND THREAD TENSION · · · · · · · · · · · .. · · · · · · .. · · · · · · .. · · · · · · .. · · ·10

16. TIME NEEDLE TO ROTAING HOOK·· ............ ··· ........ ······· .. ······ .. · .. · ....... 11

17. REPLACE ROTATING HOOK · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 12

18. ADJUST THE HEIGHT OF FEED DOG · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ·12

19. ADJUST THE POSITION OF FEED DOG· .. ·· .... ·· .. ······ .. · .. · .... · .. ··· .. · .... · ...... ·13

20. TIME FEED MOTION TO NEEDLE M.OTION · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ·13

21. ADJUST OPENING TIME OF THE TENSION DISCS .... · · · · · .. · .. · .. · · · .... · .. · ............ 14

22. LUBRICATION ADJUSTMENT························································· ·15

23. REGULAEANING · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ·16

24. ADJUSTMENT OF THREAD TRIMMER MECHANISM · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 17

2.Parts Catalog

A. ARM BED AND ITS ACCESSORIES······················································ ·18

B. NEEDLE BAR AND TAKE-UP, ARM SHAFT AND VERTICAL SHAFT MECHANISM · · · · · · · · · · · · ·21

C. STITCH REGULATOR MECHANISM · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ·25

D. FEEDING AND FEED LIFTING MECHANISM · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ·28

E. PRESSER FOOT MECHANISM · · · · · · · · · · · · · · · · · · · · · · · · · ·. · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 30

F. PRESSER LIFTING, FEEDING MECHANISM · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 32

G. LUBRICATION MECHANISM · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ·35

H. THREAD TRIMMER MECHANISM · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 37

I. TOUCH BACK MECHANISM & DETECTOR MECHANISM · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 40

J. OIL RESERVOIR AND OTHER ACCESSORIES · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 42

- I -


1. MAIN SPECIFICATIONS

Item

Max. sewing speed Cspm)

Needle

GC0318-2A

2000 t:l t:l

DPX 17 18 -22

Needle bar stroke Cmm)

Lubrication

Stitch length ( mm)

Presser fool by hand Cmm) lift by knee Cmm)

35

Automatic

0-10

6

13

GC0318-2H

2000

GC0318-2B

2000

GC0318-2AD

2000 t:l t:l t:l

DPX5 14 DPX 17 25 DPX 17 18 -22 t:l

35

Automatic

0-4

6

13

35

Automatic

0-10

6

13

35

Automatic

0-8

6

13

2.INSTALL THE MOTOR ( Fig.l )

Align Motor Pulley Groove ( B ) and Balance Wheel Groove ( A ) by moving the motor leftward or rightward.

5I

:=j_gft

[[j

L-----C x+-+

Fig. 1

3. CONNECT THE CLUTCH LEVER WITH THE PEDAL ( Fig.2 )

1) The optimum tilt angle of pedal (A ) is approximately 15 de g.

2) Adjust Clutch Cover ( D ) so that Clutch-Lever ( C ) and Draw Bar ( B ) run in line.

3) The balance wheel should rotate counter-clockwise when viewed from the outside of Balance Wheel (G).

The direction of the motor pulley rotation can be reversed by reversing (turning over 180 deg .) the power plug of the motor.

4) Adjust the tension ofV-belt (F) by turning Motor Vertical Position Screw ( E ).

The proper tension of the V-belt is a slack of 1 0-20mm when the belt is depressed at the center of the belt by finger.

G

F

E

D c

I

I

Fig.2

B

A

X

- 2 -


4-. Adjustment of needle bar stop position(Fig3):

1 ) Adjustment of "UP" position

When the pedal is kicked down by heel to cut the thread, the machine stops in the "UP" position. If the marks deviate more than 3mm, adjust as follows:

C 1) Disconnect the plug (12 pins) from the control panel;

( 2) Run the machine and stop in the "UP" position;

( 3) While holding the pulley, insert the adjusting tool into the two holes marked "A", then rotate the pulley.

2) Adjustment of "DOWN" position

When the pedal is returned to the neutral position, the machine stops in the "DOWN" position. If the marks deviate more than 3mm, adjust as follows:

( 1) Disconnect the plug (12 pins) from the control panel;

( 2) Run the machine and stop in the "DOWN" position;

( 3) While holding the pulley, insert the adjusting tool into the two holes marked "B", then rotate the pulley.

3) Confirm the stop operation then the plug (12 pins) coming from the machine head into the receptacle.

3rd Mark

Mark (Black)

Fig.3

5. PREPARATION AND LUBRICATION ( Fig.4)

1) Cleaning the machine

Before leaving the factory, the machine parts are coated with rust-preventive grease, which may be hardened and contaminated by dust during storage and shipment. This grease must be removed with gasoline.

2) Examination

Though every machine is confirmed by strict inspection and test before leaving the factory, the machine parts may be loose or deformed after long distance transportation with jolt. A thorough examination must be performed after cleaning the machine. Turn the balance wheel to see if there is running obstruction, parts collision, uneven resistance or abnormal noise. If these exist, adjustment must be made accordingly before run-in operation.

- 3 -


3) Oiling

( 1) Required amount of oil.

Line ( A) on the oil reservoir: Max. oil level.

Line ( B ) on the oil reservoir: Min. oil level.

Tf oil level goes down under line ( B ), oil cannot be distributed to each part of the machine, thus causing the parts a seizure.

(2) Replenishing

I

I

Always use only No.l8 special machine oil for high speed sewing. Be sure to replenish oil to

A 8 C

Line ( A ) before starting operation.

(3) Replacing oil

Fig. 4

To replace oil, remove Screw ( C ) to drain oil. After completely draining off oil, clean the oil reservoir and securely tighten Screw (C), then fill the reservoir with fresh oil.

6. REPLACE NEEDLES ( Fig.5)

Turn the balance wheel to lift needle bar to the upper end of its stroke. Loosen Needle Clamp Screw 1.

While keeping the long groove of the needle leftward fully insert the needle shank up to the bottom of the needle socket. Then tighten Needle Clamp Screw A.

Note: Fig. ( b ): insufficient insertion.

Fig. (c): \\-Tong direction oflong groove.

Long groove

Fig.5

7. RUN-IN OPERATION (Fig. 6)

Run-in operation is required for a new sewing machine, or a sewing machine left out operation for

::. considerable length of time.

1) Remove Red Rubber Plugs ( A) on the top of the arm and replenish sufficient amount of oil.

2) Lift Presser Foot ( B ).

3) Run the machine at a low speed ( 2000-2500spm) to check oil distributing condition through Oil Check

Window (C).

- 4 - ·


4) Perform run-in operation at 2000-2500spm for 30rninutes. After a lapse of one month of service during which the working speed is increased gradually and the machine runs sufficiently well, the high speed 5000spm can be adopted according to the nature of the work

Fig.6

8. THREADING ( Fig. 7 )

To thread the needle thread, raise needle bar to the upper end of its stroke, lead the thread from spool and perform threading as shown in Fig. 7 . To draw the bobbin thread, hold the end of the needle thread and turn the balance wheel to lower the needle bar and then to lift it to its highest position. Pull the needle thread and the bobbin thread is drawn up. Put the ends of needle thread and bobbin thread frontward under presser foot.

Fig. 7

- 5 -


9. WINDING ADJUSTMENT ( Fig.8)

1) The wound bobbin thread should be neat and tight, if not, adjust the winding tension by turning Tension

Stud Nut (A) of bobbin winder tension bracket.

Note: nylon or polyester thread should be wound with little tension, otherwise, Bobbin ( D ) might break or deform.

2) When the wound thread layer does not present a cylindrical shape as shown in Fig.7 ( a), loosen Set

Screw ( B ) of bobbin winder tension bracket and slide Bracket ( C ) leftward or rightward. If thread is wound as shown in Fig.7 (b), move the bracket rightward, but if thread is wound as shown in Fig.7 (c), move the bracket leftward.

After adequately positioning the bracket, tighten Set Screw ( B ).

3) Do not overfill the bobbin. The optimum length of thread will fill about 80% of bobbin capacity. This can be adjusted by Adjusting Screw (E) of bobbin winder stop latch. a b

Fig.8 c d

- 6 - .


10. SET STITCH LENGTH AND REVERSE FEEDING ( Fig.9)

1) Stitch length can be set by turning Dial (A).

2) The figures on Face (B) of dial show stitch length intmn.

3) Reverse feeding starts when Reverse Feed Lever ( C ) is depressed, and the machine will feed forward again if Reverse Feed lever (C) is released .

.---------------------------------~

Fig.9

ll.POSITION PRESSER BAR ( Fig.lO)

1) Loosen lock Nut ( E ) and Pressure Regulating Thumb Screw ( A ) .

2) Remove rubber plug from Face Plate (B).

3) Loosen Screw ( C ) and adjust the position of Presser Bar ( D ) till the presser foot is 6 mm above the throat plate will the presser foot lifted to its highest.

4) Tighten Screw (C) and put in the rubber plug.

5) Tighten pressure Regulating Thumb Screw (A) and Lock Nut ( E ).

Fig. 10

- 7 -


12. ADJUST THE PRESSURE OF PRESSER EOOT ( Fig.11 )

Pressure of presser foot is to be adjust in accordance with thickness of materials to be sewn.

First loosen Lock Nut ( A). For heavy materials, turn the pressure regulating thumb screw as shown in

Fig.1 0 (a) to increase the pressure, while for light materials, turn the pressure regulating thumb screw as shown in Fig.l 0 ( b ) to decrease the pressure. Then tighten Lock Nut (A).

The pressure of presser foot is recommended to be less as long as normal feeding is ensured.

Fig. 11

a b

13. ADJUST THREAD TENSION ( Fig.1Z,13)

In principle, thread tension is to be adjusted in accordance with materials, thread and other factors.

In practice, thread tension is adjusted according to the stitches obtained. The needle thread tension should be adjusted with reference to the bobbin thread tension. Tum Tension Spring Regulating Screw ( A) of bobbin case clockwise for more tension, or turn the screw counter-clockwise for less tension.

It is common practice to test the bobbin test the bobbin thread tension as shown in Fig.l3 . Hold the end of the thread from delivery eye. If the bobbin case is falling slowly, the proper tension is obtained. The needle thread tension can be adjusted by setting ( 1 ) the take-up spring tension. ( 2 ) the thread take-up spring stroke and ( 3 ) tension spring. All these adjustments will be described in the following. r-------~--------------------~

Fig. 12 Fig. 13

--8--


14. ADJUST THREAD TAKE-UP SPRING ( Fig.l4,15)

1) Adjusting the thread take-up spring tension

Loosen Set Screw ( A ), turn Tension Stud ( B ) clockwise to increase the spring tension, or turn the stud counter-clockwise to decrease the spring tension. After the adjustment, be sure to tighten Set Screw ( A). The thread take-up spring tension should be about 30g. To Attain this. First loosen Set Screw (A), turn Tension Stud

( B ) counter-clockwise to decrease the tension of Thread Take-up Spring ( C ) to zero, then turn Tension Stud

(B) clockwise until Spring (C) comes to the notch of thread tension regulating bushing, and again turn Tension

Stud ( B ) halfway back ( cmmterclockwise ) After the adjustment. Tighten Set Screw (A).

Fig. 14

2) Adjusting the thread take-up spring stroke

Loosen Set Screw ( B ), turn Stud ( C ) clockwise to increase the stroke or turn Stud ( C ) counter-clockwise to decrease the stroke. After the adjustment, tighten Set Screw (B).

Before leaving the factory, the thread take-up spring has properly been adjusted. Readjustment is needed only in the case of special material or special thread .

.-----~------------------------------.

,-----------( A

Fig. 15

- 9 -


15. ADJUST THREAD GUIDE AND THREAD TENSION ( Fig.16,17)

The position of the thread guide affects stitch tightness and therefore must be adjusted according to sewing materials and sewing conditions.

1 2 3 a

Thread guide position Leftward Center Rightward

Material weight Heavy Medimn Light b c d

Figl5 shows different stitch fonns. Normal stitch fonn should be as sho\\<n in Fig.l5 ( a ). When abnormal stitches cause puckering and thread break-age, the tension of needle thread and bobbin thread must be adjusted accordingly. e

Fig. 16 l) In case needle thread tension is too strong or bobbin thread tension is too weak, as shown in Fig.l5 ( b ), tum the thumb nut counterclockwise to decrease the needle thread tension, or tighten the tension spring regulating screw of bobbin case to increase the bobbin thread tension ( See Fig.l6 )

2) In case needle thread tension is too weak or bobbin thread tension is too strong, as shown in Fig.l5 ( c ), tum the thumb nut clockwise to increase the needle thread tension, or loosen the tension spring regulating screw of bobbin case to decrease the bobbin thread tension.

3) In case of the stitch forms as shown in Fig.l5 ( d ) and ( e ), adjustments can be made with reference to the above means.

c

Fig. 17

- 1 0 -


16. TIME NEEDLE TO ROTAING HOOK ( Fig.18,19,20,21 )

A. Adjusting the needle position ( See Fig. IS )

I) Turn balance wheel by hand to bring Needle Bar ( C ) to the lowest position of its stroke.

2) Remove rubber plug from Face Plate (A).

3) Loosen Set Screw (B) of needle bar adaptor.

4) Move Needle Bar (C) vertically to adjust needle timing.

5) After the adjustment, tighten Set Screw ( B ) and put in the rubber plug. The standard needle timing ( See

Fig. IS ) is to align Timing Mark ( B ) on the needle bar and the bottom of Needle Bar Bushing ( A ) and meanwhile align the Inner Surface (E) of the hook and the center of Needle Eye (D) when the needle bar gets down to its lowest position.

Fig. 18 Fig. 19

B. Adjusting the hook point timing

Timing of needle motion to rotating hook motion has a great effect on sewing performance. The standard hook point timing (See Fig.20) is to align Hook Point (D) and Needle Centerline (C) when Needle Bar (B) is lifted by 2.2nnn from the lower end of its stroke. Besides, Hook Point (D) should be l.0-1.5nnn above the upper end of needle eye (E).

When adjusting the hook point timing, also notice that the clearance between the bottom of needle notch and Hook Point ( C ) should be approx. 0. 05nnn ( See Fig.21 )

Fig.20

00

21

11-


17. REPLACE ROTATING HOOK ( Fig.22)

1) Lift needle bar to the highest position of its stroke.

2) Remove throat plate, take down needle and bobbin case.

3) Loosen Screw ( C ) of hook positioner and take down Hook Positioner (A ) .

4) Loosen two Screws ( D ) of rotating hook

5) Tum balance wheel to raise feed bar to its highest position, then take down the rotating hook by turning it away from feed bar.

6) Installing the hook can be done in reverse sequence. Note that Needle ( B ) and the convex surface of

Hook Positioner (A) should align with a clearance of0.5-0.7mm between them.

0. 5-0. 7mm

Fig.22

18. ADJUST THE HEIGHT OF FEED DOG ( Fig.23,24)

1) Tum balance wheel until feed dog is lifted to its highest position from throat plate surface.

2) Loosen Screw (A) offeed lifting rock shaft crank right (See Fig.23,b)

3) Move Feed Bar ( B ) in the direction shown by the arrow in Fig. 23 ( a ) to adjust the height of the feed dog. The standard height of feed dog is that the top of feed dog is lmm above Throat Plate Surface ( B ).

4) After the adjustment, be sure to tighten Screw (A).

Fig.23 Fig.24

- 1 2 -


19. Adjustment of feed dog inclination (Fig.25,26):

If necessary, adjust the inclination according to the material to be sewn as follows:

Eccentric shaft

Fig. 25

I) Loosen the screw "A".

2) Rotate the eccentric shaft clockwise or cmmterclockwise with screw driver.

3) Tighten the screw "A".

Position of mark on the eccentric shaft

~-

Horizontal

8)'

8).

Up

Down

Feed dog

(MAX.)

(MAX.)

Fig.26

20. TIME FEED MOTION TO NEEDLE MOTION ( Fig.27,28,29)

The standard timing of feed motion to needle motion is that the top of feed Dog ( C ) is flush with Throat

Plate Surface (B) when the point of Needle (A) reaches Throat Plate Surface (B). See Fig.27.

Fig.27 Fig.28

- 1 3 -


If feed motion is not timed to needle motion, adjust as follows (See Figs.28 and 29 ).

1) Remove Ann Side Cover .

2) Loosen Set Screws (A) and ( D ) of feed and feed lifting eccentric.

3) Hold Feed and Feed Lifting Eccentric ( B ) and turn Balance Wheel ( E ) slowly until the upper edge of

Arm Shaft Oil Hole ( C ) aligns with the lower edge of Reference Hole ( G ) of feed and feed lifting eccentric.

Fig.29

21. ADJUST OPENING TIME OF THE TENSION DISCS ( Fig.30)

within the presser foot lift range of 2-7mm opening time of the tension discs can be adjusted as follows:

1) Remove the rubber plug from the back of arm and loosen Screw (A) of knee lifter lever ( left ).

2) Move the tension releasing cam leftward for earlier opening or rightward for later opening. It will facilitate the adjustment to put under the presser foot a block as thick as the presser foot lift.

3) After the adjustment, fully tighten Screw (A).

Fig.30

- 1 4 -


22. LUBRICATION ADJUSTMENT ( Fig.31 )

A Adjusting oil pump.

In ordinary operation, adjustment is not required for the oil pump. If oil splashing does not occur in the oil check window when the machine runs at a low, speed ( approx.2000spm ), reduce the clearance of the by-pass hole.

B. Adjusting the lubrication of rotating hook

The lubrication of the rotating hook can be adjusted by Oil Adjusting Screw (A) as follows:

1) Turn Oil Adjusting Screw ( A ) clockwise to increase oil and turn Oil Adjusting Screw ( A ) counterclockwise to decrease oil.

2) Oil Adjusting Screw ( A) adjusts oil amount within 5 turns. When Oil Adjusting Screw ( A) is fully tightened, oil amount is maximun1.

3) Readjustment depends on temperature, sev.ring speed and the like. In practice, oil amount can be judged as follows: remove the throat plate and place a piece of paper on instead, run the machine for about 20 seconds, then check the oil splashed on the paper.

A

Fig.31

- 1 5 -


•

~

(--)

"--"

23. REGULAR CLEANING ( Fig.32,33,34)

1) Cleaning feed dog (See Fig.32)

Remove the throat plate and clear off the dust and lint between feed dog tooth slots.

Feed dog

Feed bar

Hook

Fig.33 Fig.32

2) Cleaning rotating hook (See Fig 33 )

Swing out the machine head and clean the hook. Wipe the bobbin case with soft cloth.

3) Clem1ing oil pump, screen (See Fig.34)

s,ving out t..l-te machine head and clear off the

dust

and di.rt on oil pump

screen.

Screen

Fig.33

- 1 6 -


24, Adjustment of thread trimmer mechanism:

1) TI1e thread trimmer mechanism illustrated as Fig.35.

Tw1st spnng ~----;-]

L~~·_::?

---blade bracket

~

--

'"'"' ""' "L

F1xed blade

~

/

Movable knife tiett)

Knife driving shaft

/

Cam follower crank(l)

Tw1st spring

1 ,

Stopper

Cam follower Drive lever Stopper plate crank (2)

C Operation stroke of the thread trilmner solenoid: a. Standard operation stroke is 6.0mm. b. This stroke can be adjusted by usmg nut "A".

2) Adjustment of knife engagement (Fig.36):

C Position of movable knife (left) and fixed blade:

See the Fig.36, the standard distances from the needle center are 7.5mm and 5mm from the movable knife (left) and fixed blade respectively.

( 2 ) Adjustment of knife engagement:

With the solenoid activated, turn on the machine. This rotates the threadtrimming cam which rotates the movable knife (left).

When the movable knife (left)has moved to its farthest distance, the standard engagement of the blade is 1.5mm-2.0mm. The engagement can be adjustedby properly mounting the drive arm.

C 3 ) Adjustment of knife engagement pressure: a. If a thread is poorly cut, particularly when it is thick, slightly increase the engaging pressure. This should solve the problem. b. The engaging pressure can be adjusted in this way:

Smm

Knife driving crank

Movable knife (left)

Fixed blade

/®

®

I. 5-2 .Omm

Fixed blade

Movable knife (left)

Loosen lock nut "B" and adjust it by using adjustmg screw "A"

Fixed blade

Fig.36

- 1 7 -


A. ARM BED AND ITS ACCESSORIES

5

6

41

42

43

1

36--6

33

29

28

23

31

27

26 25

32

24

11----44

- 1 8 -


A.ARM BED AND ITS ACCESSORIES

Fig.

No.

Part No. Description

AOI HM307B8001 Arm

AOI HN208B8001 Arm

AOl HN606B8001 Arm

A02 HM309B8001 Trade mark plate

A02 HN408B8001 Trade mark plate



A03 H924025050 rivet

A04 H005008060 Spring washer

A05 H2005B0065 Face plate

A06 HA306B0674 Rubber plug ( <P 11. 8 )

A07 HA607B0671 Thread guide on face plate

A08 HA106B0676 Thread guide screw

A09 HA700B2030 Face plate screw

AlO HA300B2170 Screw group

All H6028B8001 Arm side cover

Al2 H6029B8001 Gasket for arm side cover

Al3 Hl210B0671 Check window

Al4 H6030B8001 Rubber plug ( <P 22 )

Al5 HA112B0691 Screw type tension stud

Al6 HA112B0692 Spring for pre-tension

Al7 HA112B0693 Disc for pre-tension

Al8 HA112B0694 Spacer for pre-tension

Al9 H007013030 Stop ring

A20 HA112B0695 Pre-tension thread guide

A21 HA100B2100 Three-hple thread guide

A22 HA100B2110 Set screw

A23 HA115B0701 Thread tension stud

A24 HA310B0701 Oil thumb nut

A25 HA505B0671 Thread tension spring

A26 HA310B0702 Thread tension releasing disc

A27 HA310B0705 Thread tension disc

A28 HA505B0672 Thread take-up spring

A29 HA310B0703 !Thread tension regulating bushing

A30 HA115B0708 lset screw

A31 I HA115B0709

~~hrea~.tension

releasing pin

A32 HA115B7010 ;:,cop GlSC

A33 HA115B7011 Rubber ring

A34 HA300B2080 Set screw

A35 HA600B2050 Thread guide at arm center

A36 HA300B2090 Rubber plug ( <P 8. 8 )

A37 HA300B2100 Rubber plug ( <P 27 )

A38 HA300B2110 Red rubber plug ( <P 5. 7 )

< ::r:

~

N

I

00

N

I

- - N

I

00 -

Q

N

I

00

M

0 u

·U u 0

C)

M

0

C)

M

0

C)

M u

C)

Remarks

1 1

1

1

1

1

1

1

1

1

2

4

1

1

1

6

2

1

3

1

1

2

1

1

1

1

1

1

1

1

1

2

1

1

1

1

1

2

1

1

2

1

1

1

1

2

4

1

1

1

1

6

2

1

3

1

1

1

1

1

1

1

2

1

1

2

1

1

1

1

3

1

1

2

6

2

1

4

1

1

1

1

1

6 GB/T827 <P 2. 5 X 5

2 GB/T93 6

1

3

1

1 SM9/64 (40) X 6

2 SM11/64 (40) X 20

4

1

1

1

1

1 SMll/64(40) X 16

1

2

1

1 GB/T896 3

1

1

1 SM11/64 (40) X 5. 5

1 SM1/4(40) X 17

1

1

1

2

1 1 1 1

I 1 I 1

I

1

I

1

I 1

1

I 1 I

I

I

1

I

1

I

1

I

1

1 1 1

1

1

ISM9/64 (40) X 4

1 1

1

1

2

1

2

1

1

1

2

1

2

1

1

2

1

2

1

1 SM15/64(28) X6. 8

1

2.

1

2

I

I

A.ARM BED AND ITS ACCESSORIES

Fig.

No.


A39 H2100B2120 Needle plate

A39 HN208B8001 Needle plate

A39 H6520B8001 Needle plate

A40 HA300B2190 Needle plate screw

A41 HA124B0711 Slide plate

A42 HA124B0712 Slide plate spring

A43 HA124B0713 Screw

A44 HA100B2220 Leg

A45 HA300B2140 Plate for guide


A47 HA307B0673 Rubber plug


A49 H6409B8001 Arm bed cover

A50 H6410B8001 Gasket for arm bed cover

A51 HA710B0671 Nut

A52 HA710B0672 Spring for pre-tension

A53 HA112B0692 Disc for pre-tension


A HA710B0674 Pre-tension thread guide

2

1

5

1

1

2

1

1

2

3

1

3

1

2

1

2

1

1

2

5

1

1

~

N

I

00

......

(")

0

::r::

N

I

00

......

~

N

I u u u

0

0

(")

0

0 co

N

I

00

......

(")

0

0

00

......

(") u

0

1 1

1

5

1

1

3

1

2

1

1

2

1

1

2

Remarks

2 SM11/64 (40) X 4. 5

1

1

2 SM3/32 (56) X 2. 2

3

1

2 SM11/64 (40) X 5

1

1

1

2

1

1

- 2 0 -


B. NEEDLE BAR AND TAKE-UP LEVER,. ARM SHAFT MECHANISM

3 1 13 10

72~

73

__::r

74 75 76

- 2 1 -


B.NEEDLE BAR AND TAKE-UP LEVER-. ARM SHAFT MECHANISM

Fig.

No.


801 H11111C204 Therad take-up lever

801 HA3111C104 Therad take-up lever

802 H11112C104 Thread take-up lever link

802 HA304C0012 Thread take-up lever link

1

1

803 HA104C0653 Hinge pin 1

804

804

HA504C0651 Thread take-up crank

HA104C0655 Needle bearing

1

2

805

806

HA104C0656 Set screw ( left-handed )

HA304C0653 Needle bar link

1

1

807 HA104C0658 Needle bar adaptor

BOB

809

HA104C0659 Screw

HA100C2020 Set screw

1

1

1

810 HA307C0661 Needle bar crank

811

812



1

813

814 HA100C2080 Needle bar bushing ( upper )

815

819 HA700G2030 Needle bar

820 HA500C2030 Thread guide for needle bar

821


HA100C2100 Felt plug

H2000G2030 Needle

1

1

1

816

817

HA300C2050 Red rubber plug ( <P 8. 8 )

HA804B0652 Needle bar bushing ( lower )

1

1

818 HA500C2060 Thread guide for needle bar bushing 1

819 H2100C2010 Needle bar 1

1

1

821 HA700G2040 Needle

2

1

821 H6524B8001 Needle

822 HA100C2170 Needle clamp screw

823 HA100C2180 Guide for slide block

823 HA704G0065 Guide for slide block complete

1

1

824 HA100C2190 Set screw

825 HA100C2200 Slide block

826 H2604C0651 Arm shaft

827 HA104D0652 Rubber plug ( <!>7. 4X 10 )

2

1

1

2

1 828 HA108G0661 Collar for

829 HA105D0662 Set screw

830 HA100D2030 Arm shaft bushing(left)

831 HA100D2040 Arln shaft bushing(middle)

B32 HA100C2020 Set screw

2

1

1

1

B03 HA300D2020 Arvn shaft bushing(right)

B34 HA306D0066 Oil seal

835 H2000C2040 Balance wheel

836 HA110D0672 Set screw 2

1

1

1

<c:

C'J

I

,....,

M

0 u c.!l

::I::

C'J

I

,....,

M

0 u c.!l

1

1

1

1

1

1

1

1

2

1

1

2

1

1

1

1

1

1

1

1

1

1

1

1

1

2

1

1

2

1

1

2

1

1

1

1

2 o::l

C'J

I

,....,

M

0 u c.!l

1

1

2

1

1

1

1

1

1

1

1

1

1

1

1

1

1

2

1

1

1

1

1

1

1

1

1

2

1

1

2

1

1

2

1

1

2

~

C'J

I

,....,

M

0 u c.!l

1

1

Remarks

1

1

2

1 SM9/64 (40) X 7

1

1

1

1

1

1 SM9/64 (40) X 6

1 SM15/64(28) X 10

1

2 SM1/4(40) X6

1 SM9/32 (28) X 13

1 SM9/32/ (28) X 14

1

1

1

1

1 DPX 17 22t:i

DPX5 14t:l

DPX 17 25t:l

1 SM1/8 (44) X 4. 5

1

2 SM11/64 (40) X 8

1

1

2

1

2

1

C'U1 I At An\ v A

Uli.U/ '-!"\'"tV} A "t

1

1 SM15/64 (28) X 10

1

1

1

2 SM15/64(28) X 12

- 2 2 -


B.NEEDLE BAR AND TAKE-UP LEVER, ARM SHAFT MECHANISM

Fig.

No.


<c:

C\1

I

00

......

C'?

0 u c.!l

::r::

C\1

I

......

C'?

0 u c.!l l:l:l

C\1

I

......

C'?

0 u c.!l

~

C\1

I

......

C'?

0 u c.!l

Remarks

B37 HA100D2080 Screw

B38 H6510D8001 Feed and feed lifting eccentric

B38 HA7311C106 Feed and feed lifting eccentric


840 H6511D8001 Feed cam cover

840 HA7311C206 Feed cam cover


B42 HA112D3013 Crank rod for feed lifting rock shaft

843 HA7311C506 Feed rock

B44 HA112D3012 stop ring

B45 HA113D2112 Bevel gear for arm shaft

B46 HA113D2122 Bevel gear for vertical shaft(upper)


B48 HA113D2212 Bevel gear for hook shaft

849 HA113D2222 Bevel gear for vertical shaft(lower)

B50 HA100D2110 Vertical shaft bushing( upper )

851 HA600D2010 Vertical shaft bushing( lower )


B53 H2100D2010 Vertical shaft

854 HA1111E104 Filter screw

855 HA1111E204 Filter

B56 HA305E0661 Collar for hook shaft

857 HA305E0662 Set screw

B58 HA106E0071 Oil seal for rotating hook shaft

B59 HA100E2040 Hook shaft bushing ( left )

860 HA100E2050 Oil adjusting screw

86I HAIOOE2060 Spring for oil adjuster

B62 HA311E0671 Hook shaft bushing ( right )

B63 HA110E0672 Oil pipe for hook shaft bushing

B64 HA300E2100 Plunger

865 HA300E2110 Plunger spring

866 HA600E2020 Guide plate

867 HA104F0654 Screw

868 HA604E0651 Hook shaft

I

I

869

870

871

I

HA710E0691 cam

HA 710£0692 Screw

I

HA704B06531Hook shaft bushing

872 H2100E2010 Rotating hook positioner

B72 HA300E2050 Rotating hook positioner

1

1

2

1

8

1

1

1

1

2

1

1

3

1

1

1

1

1

1

1

1

1

1

I

1

1

1

1

2

1

1

1

1

2

1

1

1

1

I

1

1

1

1

1

1

2

1

1

1

2

1

1

1

1

3

1

1

1

1

1

8

1

2

1

1

1

1

1

1

2

1

1

2

1

1

1

1

1

1

1

1

1

1

1

1

8

1

1

1

3

1

1

1

1 SM11/32 (28) X 10

1

2 SM15/54(28) X7

1

I

I

1 1 1

I I I

I I I

2

1

1

3 82T2-003C1a1

1

1

1

1

1

8 SM1/4(40) X7

1

1

1

1

2 SM15/64 (28) X 10

1

1 SM3/16 (32) X 9

1

1

2 SM15/64 (28) X 4. 5

1

1

1 SM11/64 (40) X 28. 5

1

1

1

1

1

1

1 SM15/64 (28) X 10

I

I

B73 HA100E2150 Screw

87 4 HA608E0067 Bobbin case



SM11/64 (40) X 13

- 2 3 -


I

B.NEEDLE BAR AND TAKE-UP LEVER-. ARM SHAFT MECHANISM

Fig.

No.


B75 H1100E2010 Bobbin

B75 HA100E2170 Bobbin

B75 HA900E2030 Bobbin

B76 H1105E0066 Rotating hook complete

B76 HA500E2030 Rotating hook complete

B76 H6519B8001 Rotating hook complete

B76 HA906E0066 Rotating hook complete

1

1

<

N

I

00

::c:

N

I - - -

(:Q

N

I

00

~

N

I

("')

0 u u u

0 c.:>

("')

0 c.:>

("')

0 c.:>

("') u c.:>

-

00

Remarks

1

1

1

1

1

1

- 2 4 -


C. STITCH REGULATOR MECHANISM

1""

2

5

11

13

lrf:t

12

53

•

23~

22~---

23 221

!. ..

/

• ·:.6----

25

"

,",.

.. ---··

... ---··

:•

26

27

~\ \a

&-.. \ j 31

30

28 29

33

24

- 2 5 -


C.STITCH REGULATOR MECHANISM

Fig.

No.

Part No.

COl HA700C2060 Pin

C02 HA7311C406 Connecting rod stud

C03 HA111G0683 Screw

C04 HB5251F081 Feed regulator

C05 HA113F0684 Screw

C06 HA100C2190 Screw

C07 HA704B0655 Bushing for feed regulator

COB HA100C2020 Screw

C09 HA100F2040 Pin

ClO HA700B2120 Robber plug

Cll H2600E2050 Spring

Cl2 HA800F2010 Bracket spring

Cl3 H2605E0661 Reverse feed crank

Cl4 H2207D0671 Slide block pin

Cl5 HA104F0654 Screw

Cl6 HA100F2130 Screw

Cl7 HA113F3021 Reverse feed lever shaft

Cl8 HA113F3022 0-ring

Cl9 HA100F2110 Washer

C20 HA309F0671 Reverse feed lever

C21 HA113F0683 Screw

C22 HA706Cll91 link (short)

C23 HA8211C305 Link (long)

C24 HA706Cl1Bl Link stud


C26 HA7311CF06 Link stud

C27 HA700C2050 Feed regulator shaft (left)

C28 HA111G0683 Screw

C29 HA7311CC06 Screw

C30 HA7311CD06 Screw

C31 HA7311CG06 Stitch length adjusting crank

C32 HA7311CE06 Link stud

C33 HA700C2040 Feed regulator shaft (right)

C34 HM308F8001 Plate for stitch length

C34 HB5253F081 Plate for stitch length


C36 HA7421F120 Dial

C37 HA100F2080 Stopper pin

C38 HA100F2090 Spring for stopper pin

C39 HA720F0681 Screw bar

C40 HA109F0674 0-ring

C41 HA720F0683 Stopper pin releasing lever

C42 HA720F0685 Bushing

Description

1

1

1

1

1

1

1

1

2

1

1

1

1

2

1

1

1

1

1

1

1

1

2

2

1

1

1

2

1

1

1

1

1

1

1

1

1

1

1

1

1

1

2

2

2

1

1

1

1

1

1

1

1

1

1

1

2

1

1

1

2

2

1

2

1

1

1

1

1

1

1

1

~

N

I

00

~

N

I - - co

N

I

00 -

~

N

I

00

M

0

CJ

M

0

CJ

M

0

CJ

M u u u 0 u

CJ

Remarks

1

1

1 1

1

1

1

1

1

1

1

1

1

1

2

2

1

1

1

1

1

1

1

2

1

1

1

1

1

1

1

1

1

1

1

1

.2

1

2

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

- 2 6 -


C.STITCH REGULATOR MECHANISM

Fig.

No.


C43 HA720F0687 Coil spring

C44 HB5255F081 Reverse link

C45 H2204D0652 Pin

C46 H007013040 Stop ring

C47 H2204D0653 Spring retainer

1

C48 HA806C0674 Spring

C49 HA806C0675 Spring retainer


C51 50 Stop ring 1

C52 HA1511F115 shaft

C53 HA1511F215 Slide block


C57 H1404E0651 Feed regulator

C57 H1204E0651 Feed regulator

1

1

C54 HA300F2050 Rubber piug

C55 H1204E0652 Stitch length adjusting swing shaft 1

1

1


C59

C60

HA115F0692 Spring

HA100F2140 Spring holder

C6l HA109F0673 Screw

C62 HA115F0691 Crank

C63 Hl205E0661 Dial

1

1 l

1

C64 HA109F0671 Screw bar

~

N

I

00

- -

::r: c:o

N

I

N

I

00 00

-

~

N

I

00

M

0 u u u 0

C)

M

0

C)

M

0

C)

M u

C)

Remarks

1

1

1 l

1 l

1

1

1

1

1

1

1

1

1

1

1

1

1

1 l

1

1

1

1

1

1

1

1

1

1

1

1

I I I I I

- 2 7 -


D. FEEDING AND FEED LIFTING MECHANISM

21

35 36

- 2 8 -


D. FEEDING AND FEED LIFTING MECHANISM

Fig.

No.


019

020

021

022

011

012

013

014

015

016

017

018

DOl

002

003

004

004

004

005

006

007

008

009

010

023

024

025

026

027

028

029

030

031

032

HA104G00ll Feed rock shaft crank (left)

HA304G0656 Screw

H6507G710l Feed bar assay

HA104G0653 Feed dog

H2900G2010 Feed dog

H652lB800l Feed dog

HA104G0654 Screw

HA705J0654 Hinge pin for feed regulator

HA300C2030 Screw

HA104G0656 Washer

H6505G800l Hinge pin

H6504G8001 Feed rock shaft crank ( right )

HA104G0012 Screw

H6505G8001 Screw.

HA8211C205 Feed rock shaft crank ( right )

HA8311CB03 Link stud

HA8211C205 Screw

HA8311C803 Screw

HA105D0662 Set screw

HA108G0661 Collar

H2100G2020 Bushing for feed rock shaft

HA305E0662 Set screw

H007009150 C-type stop ring

H2100G2010 Feed rock shaft

HA304G0655 Oil braid

HA305G0664 Oil braid

HA100G2130 Washer

HA108G0661 Collar for feed lifting rock shaft

HA704K0652 Feed lifting rock shaft

HA100G2120 Bushing for feed lifting rock shaft


H007009150 C-type stop ring

HA105D0662 Screw

HA111G0683 Screw

033

034

035

I

HA306G0671 jFeed lifting rock shaft crank(right)

HA100G2070 !Hinge pin

I

HA104G0012 !screw

H1204D0651 Feed lifting rock shaft crank(left) 036 l l l

2 l

1

2

1

1 l l l

2

-<

C'..:]

I

,.....

M

0 u c.!l

1

1

1

1

1

1

2 l

1

1

1

1

1

1

1

2

1

2

1

1

2

1

1

1

1

1

1

1

1

1

1

2

1 l

1

1

1

1

2

1

1

1

1

1

2

1

2

1

1

1

1

1

1

1

1

1

1

2 l l l l

1

2

1

1 l

2 l

::c:

C'..:]

I

,.....

M

0 u c.!l l

2 l co

C'..:]

I

,.....

M

0 u c.!l

0

-<

C'..:]

I

,.....

M

0 u c.!l

Remarks l

2 SM3/l6 (28) X 15 l l l l

1

2

1

1 l l l

2 l

2 SMl/8 (44) X 6 l l SMll/64 (40) X 8 l

1

1

2 SM3/16 (28) X 12

1

1

1

2

1

1

1

1

1

1

1

2 SMl/ 4 (40) X 4 l l

1 SM15/64 (28) X 4

1

1

1

1 SM15/64(28) X 10

1

2 SM1/4(40) X4

1 SMll/64(40) X 12

1

I

2 lsM3/16 (28) X 12

- 2 9 -


E. PRESSER FOOT MECHANISM

17

27

)( ~

24

9

6

10

I ' t

~-

)

I

I

I

. .. '•

.......

,.,, ...

• ,

..., ......

I

I

I

I

I

I

..

I

I

I

.

-

..

15

·-.

.......

- 3 0 -


E.PRESSER FOOT MECHANISM

Fig.

No.


EOl H2104H0651 Presser bar lifter

E02 HA100B2110 Set screw

E03 H2104H0661 Presser bar lifting cam

1

1

1

E04 HA300H2080 Oil seal fat presser bar litting cam 1

E05 HA107H1011 Knee lifter lever ( left )

£06 HA305H6611 Tension releasing cam

E07 HA107H1013 Screw

£08 HA107H0662 Hinged screw

1

1

1

2

E09 HA107H0663 Knee lifter rod

ElO HA100H2050 Bolt

1

1

-

00

~

N

I

-

::r: a:l

N

I

00

N

I

00

-

:;j

00

M

0 u u u

0

0

M

0

0

M

0

0

M u

0

N

I

-

Remarks

1

1

1

1

1

1

2

1

1

1

1

1

1

1

1

1

2

1

1

1

1 SM11/64 (40) X 5

1

1 8X 1. 9

1

1

1 SM11/64 (40) X 6

2 SM3/16(28) X3. 5

1

1 SM15/64 (28) X 13

1 Ell HA100H2060 Tension releasing pin 1 1 1

E12 HA110H0671 Knee lifter lever ( right )

E13 H3211E0692 Spring

E14 HA100H2050 Bolt for knee lifter lever

E15 HA306H0671 Knee lifter connecting rod

El6 HA720B0651 Pin for spring

El7 HA300H2090 Presser bar bushing

E18 H2000I2010 Presser bar

E19 HM305H8001 Presser bar lifting bracket

E20 HA3411D308 Set screw

E21 Hll00H2020 Presser spring

E22 H2005I0065 Pressure regulating thumb screw

E23 HA117H0692 Lock nut

E24 HA100H2150 Set screw

E25 HA300H2120 Upper thread guide

E26 HA100C2040 Screw

E27 H2000I2040 Presser loot complete

E'G7 H2900H2020 Presser loot complete

E27 H6522B8001 Presser loot complete

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1 SM15/64 (28) X 10

1

1

1 SM15/64 (28) X 7

1

1 SMl/2 (28) X 43

1

1 SM9/64 (40) X 11

1

1 SM11/64 (40) X 5

1

I

I

I I

I I

I I

I

I

I

- 3 1 -


F. PRESSER LIFTING, FEEDING MECHANISM

10

I

S)Pj~.

55 f

'-~'----

--21

22

~

42

- 3 2 -


F. PRESSER LIFTING.. FEEDING MECHANISM

Fig.

No.

Part No. Description Remarks

F01 H2010J0065 Lifting presser adjusting screw

F02 H2010J0066 Lifting presser adjusting nut

F03 H2000J2060 Lifting presser bracket for spring

F04 H2009B0068 Presser lifting shaft bushing

F05 HA100B2110 Screw

F06 H20 11]0066 Shaft

F07 H2100I2010 Presser lifting shaft

FOB H20 12N0652 Set screw

F09 H2104l0065 Eccentric wheel rod

FlO H2000J2100 Set screw

Fll H2014J0652 Eccentric wheel

Fl2 H007009250 C-type stop ring

F13 HA307C0662 Screw

Fl4 H2013J0065 Washer

Fl5 H0030020608 Nut

Fl6 H2100I2020 Presser feed crank

Fl7 H2004J0652 Presser feed crank link

Fl8 H2004J0653 Screw

F19 H2100I2190 Lifting presser spring

F20 H2007]0066 Presser spring guide

F21 H2004J0658 Lifting presser guide plate

F22 HA100H2150 Screw

F23 H609025180 Pin

F24 H2000J2020 Lifting presser plate

F25 H2000l2050 Screw

F26 H2000J2030 Lifting presser spring guide pin

F27 H2004J0655 Feed crank guide shaft

F28 H2004J0662 Screw

F29 H2011]0065 Presser lifting crank

F30 H602040200 Pin

F31 H3209B0065 Presser swing shaft bushing (right)

F32 HA100B2110 Screw

F33 H6013F8001 Presser swing crank(right)

F34

I F35

I

F36

H6017F8001 Screw

H2010J0066 Lifting presser adjusting nut

F37

F38

I

H6505l8001 !Presser swing crank (nght) rod

H2012N0066 Screw

H2100l2060 Presser swing shaft bushing (left)

F39 H2121I0065 Lifting presser sway crank shaft compl

F40 H2013N0069 Lifting presser sway crank

F41 H2008N0066 Lock nut

F42 H2004J0654 Presser rod

F43 H2004J0661 Presser rod guide

1

1

1

1

1

2

1

1

1

1

1

1

2

2

2

1

1

2

1

1

1

1

1

1

1

1

2

1

1

1

1

1

1

1

1 lsM9/32 (28) X 28

SM1/4(40)

- 3 3 -


1 SM9/32 (28) X 35

1 SM9/32 (28)

1

2

2

2

1

1

1

1 M6 (0. 75) X 29

1

1 GB/T894. 1 25

2 SM1/4(40) X6

1

1 M6XO. 75

1

1

1 SM3/16 (28) X 12. 6

1

1

1

1 SM9/64(40) X 13

1 GB/T879. 1 2. 5 X 18

2

1 SM9/64 (40) X 10

1

1

1 SMl/ 4 (40) X 15

1

1 GB/T117 4 X 20

1

2 SM11/64 (40) X 5. 5

1

SM1/4(24X 19. 7)

ISM9/32 (28)

1

1

1

2

2

2

1

1

1

1

1

1

2

1

1

1

1

1

1

1

1

1

1

2

1

1

1

1

1

1

1

2

1

1

1

IXl

C"l

I

,.....

M

0

2:5

X

C"l

I

M

0 u c.!l

1

2

1

1

1

1

1

1

1

1

2

1

1

1

1

1

1

1

1

1

1

1

1

1

1

2

1

1

1

1

1

2

2

2

1

F. PRESSER LIFTING, FEEDING MECHANISM

Fig.

No.


<C

N

I

00

-

::c o:l

N

I

00

N

I

00

-

~

N

I

00

M

0

Cl

M

0

Cl

M

0 u u u

0

Cl

M u

Cl

Remarks

F44 H2004J0067 Screw 2 2 2 2 SM9/64 (40) X 9

F45 H2100I2040 Out presser

F45 H2900I2020 Out presser

1

1

1

F45 H6525B8001 Out presser 1

F46 H2000N0040 Space for presser rod plate

F47 H2000N0030 Lifting presser rod plate

2

1

F48

F49

HA111G0683 Screw

H2008N0065 Screw

2

1

F50 H2013N0066 Lifting presser sway crank guide pin 1

F51 H2100I2070 Screw 1

F52 H2013N0067 Presser crank connecting nut 1

F53 H2013J0065 Washer

F54 H2013N0070 Presser swing crank(left)

F55 HM304I800l Presser swing shaft

F56 HA100I2050 Washer

F57 H2004J0662 Screw

1

1 l l l

2

1

2

1

1

1

1

1 l

1

1

1

1 l l

2

1

2

1 l l

2

1

2 SM1l/64(40) X 14.5

1 SM1/ 4 (40) X 26

1 SM1/ 4 (40)

1 SM3/16 (32) X 7

1 SMl/ 4 (24)

1 l

1 l l

1 l l SMl/ 4 (40) X 15

F58 H6018F8001 0-ring

~57

HbAib~)

feeJ

ro~

slw-ft

crtVLk.

}:bo

H

~cre-W

1 l l l

deftJ

l I I I

I I

I

I ~Mu{'iif{d-&

)x.lf

- 3 4 -


G. OIL LUBRICATION MECHANISM

11

---

13

-----

-

.,

.....

\

\

1

---

J-- - - - -

1

15

(~ -~-

'}.._,-

-----

L..

---

~·

I

I

1

:

" ' - - - ,.,.,.. ~ --

_.

·_,

I

"-...

-

.--l.

'

--

~~

1

----

.-- - - - -

-

I

.J

,-

-~ n.

---

10

- - -

L-.)

35 --


G.OIL LUBRICATION MECHANISM

Fig.

No.


G01 HA100I2010 Oil pump body

G02 H6010I8001 Oil pump impeller

G03 HA100I2090 Screw


G05 HA100I2050 Spring washer

G06 H6012I8001 Oil pump fitting plate

G07 HA100I2070 Oil adjusting plate

GOB HA111I0065 Oil pump screen complete


G10 HA113I0066 Oil pipe for hook shaft

Gl1 HA304I0065 Oil braid fitting plate

G12 HA100l2020 Screw

G13 H5604G0065 Oil pipe for arm shaft

G14 HA305I0661 Oil return pipe

G15 HA100I2150 Felt pouch

Gl6 HA300I2060 pipe holder

1

1

1

3

1

1

2

1

1

1

1

1

1

1

3

1

1

2

1

1

1 l

1

1

2

1

1

1

1

1

1

1

3

0

<

N

I

(")

::r::

N

I

,::0

N

I

00

......

~ u u u

0

0

(")

0

0

(")

0

0

N

I

......

(") u

0

1

1

1

3

1

1

1

1

3

1

1

1

1

3

1

1

3

1

Remarks

1

1 SM11/64 (40) X 13

1

1

1

3 SM11/64 (40) X 13

1

1

1 l

1

2 SM9/64 (40) X 11

1

- 3 6 -


H. THREAD TRIMMER MECHANISM

21

44

48 47 46

•s-J\

~~

~~I

<:'(53 f.a '50

59

29

\

~~

/ ;:;:;-)~ ta

----~"\

31

\

~3

5

\

60

58

\34

I

51 36

35

- 3 7 -



Fig.

No.


HOI HA712N0692 Link stud

H02 H007013040 E-type ring 4

H03 HA712N0698 Thread trimmer driving lever

H04 HA712N0695 Stud screw

H05 HA113F0684 Set screw

H06 HA712N6910 Flexible wire bracket

H07 HA712N0699 Set screw

HOB HA712N6911 Link bracket


HlO HA712N6913 Holder

Hll HA100E2150 Set screw

H12 HA7511N212 Solenoid bracket

H13 P-type screw

H14 HA704N1111 Knife holding bracket saddle

H15 HA904Nllll Knife holding bracket saddle (left)

H16 HA704N1113 Washer


H18 H2806H8001 Movable knife (left)


H20 HA7111N604 Knife driving crank

H21 HA719B7011 Set screw

H22 HA7111N404 Link


H24 HA7111N304 Nut

H25 HA7211N106 Cam follower crank 1

H26 HA7211N206 Cam follower crank 2

H27 HA7221N206 Roller stud

H28 HA7221N106 Roller

H29 HA706N0663 Nut

H30 HA900N0020 Knife driving shaft

H31 HA700N0110 Coil spring

H32 HA700N0050 Brshing

H33 HA906N0661 Stopper lever

H34 HA710N0682 Lever stopper plate

H35 HA710N0683 Nut

H36 HA7411Nll0 Set screw

H37 H22121H204 Thread finger

H38 HA7311CH06 Set screw

H39 HA7121N104 Bracket for fixed blade

H40 H22121H104 Fixed blade


H42 HA7121N604 screw

H43 HA7121N704 Nut

<

N

I

:I:

N

I

~

N

I

~

N

I 00 00 00

M

0

- - -

M

0

M

0

00

.......

M u u u 0 t) t) t) u t)

Remarks

1

1

1

1

1

2

1

1

1

3

1

2

2

1

1

2

2

1

1

1

1

1

1

3

1

2

1

I

1

3

1

1

1

1

1

2

1

1

2

1

1

1

1

- 3 8 -



Fig.

No.


H44 HA713N0702 Flexible wire

H45 HA705Q0065 Grounded wire

H46 HA700Q0010 Connector plug

H47 HA70400657 Gasket

H48 HA708P0668 Cord holder HP-3N

H49 H003002050 Nut M5

H50 HA300B2170 Set screw


H52 HA113F0684 Set screw

H53 HA7641B319 Adaptor

H54 HA712N0697 Spring for thread trimmer driving lever

H55 HA712N0696 Collar for thread trimmer driving lever

H56 HA7311CC06 Set screw

H57 HA700N0040 Coil spring

H58 HA7411N210 Dead block

H59 HA715N0711 Collar with screw

H60 HA105D0662 Set screw

H61 HA706N0664 Washer

<

N

I

:I:

N

I o:l

N

I

~

00

......

00

......

N

I

M

0

0

M

0

0

......

M

0

0

M u u u

0 u

0

1

1

1

2

1

1

1

4

2

1

1

1

1

1

1

1

2

5

Remarks

I

I

I

I

I I

- 3 9 -


I

I.

TOUCH BACK MECHANISM & DETECTOR MECHANISM

- 4 0 -


I.

TOUCH BACK MECHANISM

&

DETECTOR MECHANISM

Fig.

No.


<

N

I

::r:

N

I

~

N

I

~

N

I 00

- - -

00

00

M

0 u

Cj

M

0 u

Cj

M

0 u

Cj

M

0 u

Cj

-

Remarks

101 H220410651 Pulley

102 HA110D0672 Screw

103 HA700R0030 Spacer 1

104 HA700R0010 Speed command disc 1

105 HA700R0020 Speed command disc 2

106 HA700R0040 Spacer 2

107 HA700R0050 Supporter spring

108 HA700R0060 Washer

I09 H007009300 C-type ring

IlO HA703R0066 Detector bracket assay

Ill HA703R0067 Washer

112 HA300C2030 Screw

113 HA708P0668 Cord holder

114 HA300B2170 Screw

115 HN605K8001 Bracket

!16 HA300B2160 Screw

!17 H220510661 Bracket for touch switch

!18 HA7221P508 Screw

!19 HA70400021 Push button

120 HA71610104 Vinyl cap-trire cable for touch switch

121 HA70406512 Washer

122 HA70406511 Washer

123 HA70406510 Screw

124 HA70400655 Micro switch

125 HA70400659 Screw

I26 HA70400654 Spring plate

127 H007013030 E-type ring

128 HA70400653 Spring

129 HA70400658 Insulator set

130 HA70400657 Rubber plug

I31 HA7641B319 Terminal pin

132 H6010K8001 Arm bed cover

133 H6011K8001 Gasket for arm bed cover

I34 H2206I0673 Solenoid assay for touch black

I

135 H220610672 Washer

136 HA712N0692

I

137 H007013040 E-type ring

138 HA300C2030 Screw

139 HA300B2160 Screw

140 HA700Q0050 Cord holder

141 H2204G0652 Rubber plug

142 H2204G0651 Screw

143 HA700ROOOO Detector bracket assay

1

1

1

1

3

2

1 l

2

1

1

1

1

1

2

2

1

1

2

1

1

1

2

1

1

1

1

2

2

1

2

1

2

2

1

2

1

1

I 1 I

I I I l

1

I

4

5

- 4 1 -


I

I

J. ACCESSORIES

~3736

42

44~

39

,

- 4 2 -


J.ACCESSORIES

Fig.

No.


}01 HA304J0651 Oil seservoir

}02 HA104J0652 Oil drain screw

}03 HA104}0653 Washer

]04 HA104}0654 Gasket for oil reservoir ( small )

]05

]06

HA104}0655 Gasket for oil reservoir ( big )

HA300}2160 Hinge pin for knee lifter

]07

]08

HA104J0657 Backspring for knee lifter

HA104}0658 Knee lifter stop bracket

]09 HA104}0659 Adjusting screw

]10 HA104J6510 Lock nut

}11 HA110D0672 Screw

}12 HA106J0661 Knee lifter lifting rod

}13 HA106}0662 Knee lifter bell crank

]14 HA106J0663 Joint for knee lifter bell crank

]15 HA300}2180 Set screw

}16 HA106J0665 Knee lifter plate

}17 HA106}0666 Bracket for knee lifter plate

]18 HA106J0667 Set screw

}19 HA106}0668 Pad for knee lifter plate

}20 H801045200 Screw

J21 HA300J2230 Washer

J22 H200800068 Belt (upper)

J23 HA300B2170 Screw

}24 H200800671 Belt mark complrte

}25 HA300J2250 Screw

}26 HA300J2280 Screw

}27 H200800067 Belt (lower)

}28 HA305J0665 Belt complete

]29 HA110J0701 Hinge of machine head

}30 HA307J0671 Rubber socket for hinge

J31 HA300]2050 Rubber cushion(big)

]32 HA300]2060 Rubber cushion(small)

}33 HA100]2110 Oiler

]34 HA100]2120 Magnet

I

]35

~~300}2070

'Screw driver(long)

}36 ~~300}2200 'Screw driver (medi urn)

I

J37 HA300J2210 Screw driver(short)

]38 HA300J2220 Double-end wrench

.J39 HAIOOJ2I70 Oil container

.J40 HAIOOJ2I80 Vinyl cover

.J4I H2000G2030 Needle

J4I HA700G2040 Needle

]4I H6524B800I Needle

1

6

1

1

2

1

1

1

2

2

2

1

1

1

2

2

1

1

1

1

4

4

<

N

I

:::r::

N

I o:l

N

I

.......

~

N

I 00

......

00

......

("')

0 u u u

0

0

("')

0 d

("')

0

0

("') u

0

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

Remarks

1

1 SM5/16 (28) X 10

1 1 1 1

1

1

1

1

1

1

1

1

1

4

4

1

1

1

1

6

1

2

2

1

1

1

2

2

2

1

1

I

1

I

I I

1

I

1

1

1

6

1

1

2

1

2

1

1

1

2

2

1

1

1

1

4

4

1

1

2

2

2

2

1

1

1

1

1

1

I

1

1

2

2

1

2

1

2

2

1

1

1

1

1

1

I

I

1

1

1

2 SM15/64 (28) X 28

2

1 SM15/64 (28) X 14. 8

1

1

2

1 SM5/16 (28) X 16

1

1

1 SM15/64(28) X8

4

4 GB/T99 4. 5 X 20

1

6

1 SM11/64(40) X8

2

2

2

1

2 M4X 12.5

1 SM15/64 (28) X 8

1

1

2

1

1

1

I

I

I

1

4

I

1

1

1

I

I

4

4

4

- 4 3 -


I

I

J.ACCESSORIES

Fig.

No.


]42 HA905S0066 Bobbin winder assy

]42 HA706S0067 Bobbin winder assy

]43 HA200J2030 Washer

]44 H1100E20IO Bobbin

]44 HAIOOE2I70 Bobbin

I

3

I

<

N

I

00

::t:

N

I

- - o:l

N

I

00

~

N

I

("'")

0 u u u

0

(j

("'")

0

(j

("'")

0

( j

("'") u

( j

-

00

Remarks

I I

I

I I

3

I

3

3

'

- 4 4 -



SHANGHAI HUIGONG N0.3 SEWING MACHINE FACTORY

ADD: 1418, Yishan Road, Shanghai, China

Zip Code: 201103

Overseas Business: TEL: 86-21-64853303 FAX: 86-21-64854304

E-mail: [email protected] http://www .highlead.com.cn

The description covered in this manual is subject to change for improvement of the commodity without notice

2006.8. Printed


HIGHLEAD GC0318-2A Instruction Manual

HIGH LEAD

TOP AND BOTTOM FEED LOCKSTITCH

SEWING MACHINE

Instruction Manual

Parts Catalog

SHANGHAI HUIGONG N0.3 SEWING MACHINE FACTORY

1. MAIN SPECIFICATIONS

2.INSTALL THE MOTOR ( Fig.l )

:=j_gft

Fig. 1

3. CONNECT THE CLUTCH LEVER WITH THE PEDAL ( Fig.2 )

Fig.2

4-. Adjustment of needle bar stop position(Fig3):

5. PREPARATION AND LUBRICATION ( Fig.4)

Fig. 4

6. REPLACE NEEDLES ( Fig.5)

Fig.5

7. RUN-IN OPERATION (Fig. 6)

8. THREADING ( Fig. 7 )

9. WINDING ADJUSTMENT ( Fig.8)

10. SET STITCH LENGTH AND REVERSE FEEDING ( Fig.9)

ll.POSITION PRESSER BAR ( Fig.lO)

12. ADJUST THE PRESSURE OF PRESSER EOOT ( Fig.11 )

Fig. 11

13. ADJUST THREAD TENSION ( Fig.1Z,13)

Fig. 12 Fig. 13

14. ADJUST THREAD TAKE-UP SPRING ( Fig.l4,15)

,-----------( A

15. ADJUST THREAD GUIDE AND THREAD TENSION ( Fig.16,17)

c

16. TIME NEEDLE TO ROTAING HOOK ( Fig.18,19,20,21 )

Fig. 18 Fig. 19

Fig.20

00

21

17. REPLACE ROTATING HOOK ( Fig.22)

0. 5-0. 7mm

18. ADJUST THE HEIGHT OF FEED DOG ( Fig.23,24)

19. Adjustment of feed dog inclination (Fig.25,26):

20. TIME FEED MOTION TO NEEDLE MOTION ( Fig.27,28,29)

21. ADJUST OPENING TIME OF THE TENSION DISCS ( Fig.30)

22. LUBRICATION ADJUSTMENT ( Fig.31 )

Fig.31

•

23. REGULAR CLEANING ( Fig.32,33,34)

Feed dog

Feed bar

Hook

s,ving out t..l-te machine head and clear off the

and di.rt on oil pump

Screen

24, Adjustment of thread trimmer mechanism:

'"'"' ""' "L

/®

A. ARM BED AND ITS ACCESSORIES

A.ARM BED AND ITS ACCESSORIES

~~hrea~.tension

A.ARM BED AND ITS ACCESSORIES

B. NEEDLE BAR AND TAKE-UP LEVER,. ARM SHAFT MECHANISM

__::r

B.NEEDLE BAR AND TAKE-UP LEVER-. ARM SHAFT MECHANISM

B.NEEDLE BAR AND TAKE-UP LEVER, ARM SHAFT MECHANISM

B.NEEDLE BAR AND TAKE-UP LEVER-. ARM SHAFT MECHANISM

<

C. STITCH REGULATOR MECHANISM

lrf:t

• ·:.6----

C.STITCH REGULATOR MECHANISM

C.STITCH REGULATOR MECHANISM

D. FEEDING AND FEED LIFTING MECHANISM

D. FEEDING AND FEED LIFTING MECHANISM

E. PRESSER FOOT MECHANISM

-

·-.

E.PRESSER FOOT MECHANISM

F. PRESSER LIFTING, FEEDING MECHANISM

'-~'----

F. PRESSER LIFTING.. FEEDING MECHANISM

F. PRESSER LIFTING, FEEDING MECHANISM