typical GC6-7D Page 25 Instruction Book & Parts Catalogue Download

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4、Feed Mechanism

No.

-24-

Link Pin

Stitch Length Bracket

Screw

Bushing

Shaft For Stitch Length Bracket

Rubber Plug

Set Screw

Reverse Feed Lever Crank

Shaft For Block

Spring

Screw

Reverse Feed Lever

Pin Shaft

O-type Ring

Tension Screw

Set Screw

Screw

Screw Bolt For Stitch Length

O-type Rubber Ring

Dial Cup

Dial Face

Screw Bushing

Screw

Stop Pin

SD Pring

Screw

Feed Cam

Feed Link

Stitch Adjusting Link

Link

Screw

Link

Pin For Link

Screw

Link Eccentric Shaft

Stitch Length Adjusting Crank

Set Pin (left)

Screw

Set Pin (right)

Screw

Push Lever

Spring

Part number

Name

Qt.

36T5-001

4WF2-005

22T6-008D3

22T5-010D4

5WF1-003

22T5-004

36T5-003

J0.0.40

36T5-004B1

22T5-012E10

22T5-012E2

22T5-013

4WF2-007A

22T5-010D2a

22T2-010D2b

22T-010D3

17T5-016

17T5-017

36T5-007D1

22T5-006C4

36T5-007D2

4WF2-004A

36T5-007D4

36T5-007D5

36T5-012

22T5-009

36T3-003D2

36T5-008E1

4WF2-009A

4WF2-009B

36T4-004H02

36T5-008E4H02

36T5-008E5

36T5-008E4H01

36T5-008E6

36T5-008E7

36T5-008E8

36T5-008E9

36T5-008E10

5WF1-002

22T6-008D3

5WF1-001

22T5-008D3

36T5-010

36T5-011

Remark

4.Feed adjustment

Summary of Contents for GC6-7D

Page 1: ...GC6 7D COMPOUND FEED LOCKSTITCH SEWING MACHINE INSTRUCTION BOOK PARTS CATALOGUE...

Page 2: ...machine balance wheel belt groove A with motor pulley belt groove B by moving the motor leftward of rightward Be sure the belt is not touch with table C 4 Connecting the clutch lever to the pedal Fig...

Page 3: ...t E of the table then fasten with two wood screw D 7 Lubrication Fig 5 a Oil amount Oil amount must be oiled according to the mark of drip pan Mark A is the highest situation Mark B is the lowest situ...

Page 4: ...te long time is used again Turn off the rubber plug top of the machine head oil it thoroughly then lift the presser foot and run at a low speed with 1500 spm observe the spurt through oil flow window...

Page 5: ...amount counter clockwise to decrease The oil amount is adjusted in the range of five turns of screw A Tightning for more Loosening for less Generally no adjustment is for oil pump When the machine is...

Page 6: ...ed contrarily it is right twisted The Needle is DP X 17 or 135 5Nm 110 180 the needle number must be fitted for the materials Sewing too heavy the weight of materials The needle would be breaking and...

Page 7: ...the bobbin thread is drawn up Put the tips of the needle and bobbin thread toward front under the presser foot 1 1 The wound bobbin thread should be neat and tight If not adjust the thread tension by...

Page 8: ...ng After long timi of use function lost so replace with a new one Open the face plate remvoe the pressure screw lock nut and presser bar Remove Hinge A and lever B Draw out Oil Wick C Loosen the wick...

Page 9: ...sion of tension disc and the position of thread guide all these adjustments will be described as follows i The normal sewing range of the thread take up sprina is 5 8 mm For sewing light weight materi...

Page 10: ...e adjusted according to the ma terials to be sewn Fig 20 shows the various type of stitch forms Normal stitch form should be as shoun in Fig 20 a When adnormal stitches occur with pucke ring or thread...

Page 11: ...shown in Fig 20 d e adjustment can be made which reference to the above methods 1 Adjusting the position of needle bar Turn the balance wheel to locate the needle bar C at its lowest position remove...

Page 12: ...k bobbin case holder plsition bracket screw C and take down position bracket A then loosen three set screws D of rotating hook At this point it took out the rotating hook it would be obstructed by fee...

Page 13: ...ric shaft left and right Tighten Screw A The front of feed dog is higher which can pre vent perckering and no skipping The front of it is lower which can prevent material sliding and no breakage of bo...

Page 14: ...by adjusting the position of feed cam and feed dog lift cam 2 Installing feed dog lift cam See Fig 33 Open the back side cover turn balance wheel by left hand counter clockwise take Screw A as for st...

Page 15: ...of needle bar Presser foot and feed dog Fig 36 37 A Lift presser foot make the stitch length to the maximum turn balance wheel slowly to lower needle down into hole of feed dog observe whether needle...

Page 16: ...process to increase the presser foot lift amount and reduce the follow foot lift amount loosen the screw for crank and turn down the crank slot with referance to the presser foot lift shaft otherwise...

Page 17: ...then loosen feed crank set screw move the feed dog to the right position After the adjustment tighten the set screw For the right and left position to loosen screw A to obtain 31 Periodical cleaning...

Page 18: ...16 15 17 18 33 23 30 31 22 27 26 25 32 24 28 29 19 20 44 46 45 44 41 42 48 47 3 4 36 37 2 11 5 8 6 7 36 40 38 39 21 14 13 7 51 52 50 49 12 38 1 9 35 53 10 34 10 35 8 17 1 1 Arm and bed...

Page 19: ...mplete Seal Gasket Screw Washer Thread Finger 1 1 1 2 1 1 3 1 1 1 3 2 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 2 2 1 2 1 1 1 2 1 1 2 1 3 3 1 1 7 7 1 Part number Name Qt 1 2 3 4 5 6 7 8 9 10 11 12...

Page 20: ...15 19 21 20 19 7 23 16 22 7 18 19 3 14 13 12 17 19 4 6 7 1 5 2 31 26 25 29 24 33 34 32 38 35 36 37 30 27 28 8 9 2 11 10 19 2 2 Needle bar and thread take up Arm shaft and vertical shaft...

Page 21: ...up Crank Screw Needle Bar Adaptor Needle Bar Thread Finger Needle Screw 1 2 1 2 1 1 3 1 1 1 2 1 3 1 1 1 1 1 8 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Part number Name Qt 1 2 3 4 5 6 7 8 9 10 11 12 13 1...

Page 22: ...29 17 31 48 35 38 40 32 34 36 1 2 3 5 7 54 11 13 12 9 14 15 18 19 20 21 10 45 47 46 22 23 24 25 26 27 28 33 30 43 53 52 42 49 41 51 50 44 37 42 39 21 8 6 4 3 3 Feed dog lift and feed and thread loopi...

Page 23: ...1 1 2 1 2 1 1 1 1 1 2 1 1 1 1 1 1 1 3 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Part number Name Qt 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 2...

Page 24: ...4 6 8 10 2 1 0 1 1 1 2 1 3 1 5 1 7 1 8 1 4 1 6 9 3 8 4 1 4 0 3 7 3 6 3 9 4 2 4 3 3 3 3 4 3 2 3 5 3 1 2 9 2 4 2 3 2 0 2 2 2 1 4 4 4 5 2 5 2 6 1 9 2 8 2 7 8 7 6 5 2 3 3 0 1 4 23 4 4 Feed adjustment...

Page 25: ...Lever Spring 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 3 1 1 1 1 2 1 2 1 1 1 1 1 1 1 1 1 1 1 1 Part number Name Qt 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 2...

Page 26: ...15 13 14 16 17 9 10 12 11 7 6 5 25 24 9 8 23 20 21 2 4 1 3 19 18 22 26 76 25 5 5 Presser foot...

Page 27: ...esser Block For Presser Bar Screw Screw Spring Screw Nut Screw Presser Foot 1 1 1 1 1 1 1 1 2 1 2 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 Part number Name Qt 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20...

Page 28: ...13 12 13 14 15 10 8 11 16 9 37 53 12 33 52 34 24 28 27 26 25 35 32 31 36 46 47 49 43 29 26 27 24 22 25 30 19 20 21 23 16 17 18 58 56 55 54 39 38 24 42 43 22 25 41 40 57 12 25 45 44 25 42 28 45 50 51...

Page 29: ...1 1 1 1 1 1 1 1 1 1 3 4 1 1 2 1 1 1 2 1 2 1 3 5 2 2 2 1 1 1 1 1 1 2 1 1 1 1 1 1 2 2 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 Part number Name Qt 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25...

Page 30: ...1 0 1 4 1 5 1 6 9 1 2 3 6 7 4 8 5 11 1 2 29 7 7 Oil pump...

Page 31: ...pe Oil Wick Set Plate Complete Screw Oil Pipe Oil Return Pipe Oil Felt Pipe Clamp 1 1 1 3 1 1 1 1 1 1 1 2 1 1 1 1 Part number Name Qt 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 22T8 001 22T8 002 22T8 003...

Page 32: ...31 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 22 8 8 Oil reservoir and accessories...

Page 33: ...ver Screwdriver small Wood Screw Washer 1 2 2 1 1 1 1 2 2 1 1 1 2 1 1 1 1 1 1 1 2 2 2 1 1 1 1 1 2 2 2 2 1 5 1 1 Pack 1 1 1 4 2 Part number Name Qt 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21...

Page 34: ...ificate of the ISO14001 Certificate of the international CE Certificate for Ecolabelling Product Certificate for Energy Conservation Product COMPOUND FEED LOCKSTITCH SEWING MACHINE GC6 7D GC6 6 GC6 7...

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