
Fig.
No.
Part No.
Description
G
C
20688-1-D
G
C
20688-2-D
Remarks
A01 HF914B8001 Screw
M5×12
4
4
A02 H005001040 Washer
1
1
A03 H415040080 Screw
1
1
M4×8
A04 HF927B8001 Thread take-up cover
1
1
A05 HF930B8001 Plug
1
1
A06 HF933B8001 Dial
1
1
A07 HF935B8001 Dial
shaft
1
1
A08 HF936B8001 Guard
plate
1
1
A09
HF931B8001 Cover
1
1
A10
H003045040 Hexagonal nut
1
1
M4
A11
H005001040 Washer
1
1
A12
H401040060 Screw 1
1
M4×6
A13 HA710B0671 Pre-tension adjusting nut
1
1
A14
H6739B8001 Thread tension spring
1
1
A15 HA310B0705 Thread tension discs
2
2
A16
H6736B8001 Thread guide
1
1
A17
HF974B8001 Thread tension stud
1
1
A18
H4728H8001 Washer
1
1
A19
H5344B8001 Nut
1
1
A20
HF965B8001 Fixing clamp
1
1
A21
HF964B8001 Winder shaft
1
1
A22
H401030120 Screw 1
1
M3×12
A23
HF952B8001 Disc
1
1
A24
H5731F8001 Presser spring
1
1
A25
HF954B8001 Knife
1
1
A26
H401030040 Screw 1
1
M3×4
A27
HF947B7101 Release lever
1
1
A28
H401030120 Screw 1
1
M3×12
A29
H403040080 Screw 2
2
M4×8
A30
HF921B7101 Arm cover
1
1
A31
H901030080 Pin
1
1
A32
HF942B7101 Winder block
1
1
A33
HF944B8001 Release cam
1
1
A34
H431050060 Screw 1
1
M5×6
A35
HF958B8001 Block
1
1
A36
HF955B8001 Bushing
1
1
A37
H007013035 E-type stop ring 3.5
1
1
A38 HA300E2110 Presser spring
1
1
A39
HF957B8001 Washer 1
1
A40
HF960B8001 Arm
1
1
A41
HF959B8001 Presser spring
1
1
A42
HF966B8001 Washer 2
2
A43
HF967B8001 Winder wheel
1
1
A.ARM BED AND ITS ACCESSORIES
— 21 —
Summary of Contents for GC20688 Series
Page 21: ...A ARM BED AND ITS ACCESSORIES 20...
Page 25: ...B THREAD TENSION REGULATOR MECHANISM 24...
Page 28: ...C SEWING MECHANISM 27...
Page 31: ...D PRESSER FOOT MECHANISM 30...
Page 35: ...E UPPER FEED LIFTING ROCK SHAFT MECHANISM 34...
Page 38: ...F STITCH REGULATOR MECHANISM 37...
Page 41: ...G FEEDING AND FEED LIFTING ROTATING HOOK SHAFT MECHANISM 40...
Page 44: ...H HOOK SADDLE MECHANISM RIGHT 43...
Page 48: ...I HOOK SADDLE MECHANISM LEFT 47...
Page 52: ...J OIL LUBRICATION MECHANISM 51...
Page 53: ...J OIL LUBRICATION MECHANISM 52...
Page 56: ...K ACCESSORIES 55...
Page 58: ...L PNEUMATIC CONTROL UNIT 57...