Fig.
No.
Part No.
Description
G
C
20688-1-D
G
C
20688-2-D
Remarks
F01
HF925H8001 Spring
1
1
F02
HF924H8001 Washer
1
1
F03
HF922H8001 Feed adjusting arm
1
1
F04
HF923H8001 Pin
1
1
F05
H431050080 Bolt
1
1
M5×8
F06
HF914H8001 Feed adjusting screw (long)
1
1
F07
HA700F2030 Positioning pin
2
2
F08
H3200F2110 Spring
2
2
F09
HA109F0674 O ring
2
2
F10
HF914H8001 Feed adjusting screw (short)
1
1
F11
HA720F0687 Spring
2
2
F12
HA720F0683 Support plate
2
2
F13
HA7421F120 Feed adjusting dial
2
2
F14
HF909H8001 Feed adjusting dial plate(L)
1
1
F15
HA720F0685 Bushing
2
2
F16
HA720F0686 Screw
2
2
F17
HF918H8001 Feed adjusting dial plate(S)
1
1
F18
HF928H8001 Reverse shaft bushing(L)
1
1
F19
HF932H8001 Pin
1
1
F20
H428060080 Bolt
2
2
M6×8
F21
HF930H8001 Reverse stitching arm(U)
1
1
F22
HF934H8001 Pin
1
1
F23
H428060060 Bolt
1
1
M6×6
F24
HF927H8001 Collar
1
1
F25
HF933H8001 Rod
1
1
F26
H007013050 E-tpye retaining ring 5
2
2
F27
HF970H8001 Reverse stitching shaft
1
1
F28
HF931H8001 Reverse shaft bushing(R)
1
1
F29
H6511H8001 Pin
1
1
F30
H4937L8001 Bolt
1
1
F31
H4938L8001 Rubber ring
1
1
F32
HF969H8001 Spring
1
1
F33
HF968H8001 Reverse stitching lever
1
1
F34
HA3411D308 Bolt
1
1
F35
H4936L8001 Reverse stitching lever block
1
1
F36
HA113F0684 Bolt
1
1
F37
HF937E8001 Coupling
2
2
F38
H403060100 Screw
4
4
M6×10
F39
HF947H8001 Pump
1
1
F40
HF954H8001 Ring
1
1
F41
HF951H8001 Ring
1
1
F42
HF950H8001 Piston
1
1
F43
HF953H8001 Piston
1
1
F.STITCH REGULATOR MECHANISM
— 38 —
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...