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Fig.
No.
Part No.
Name
G
C
20618-
1
G
C
20618-
2
G
C
20618-
1-
D
G
C
20618-
2-
D
Description
I01
H4905J8001 Screw
1
2
I02
H4906J8001 Bolt
1
2
SM11/64
(
40
)
×12
I03
H4907J8001 Trimming knife holder
1
2
I04
H4908J8001 Screw
3
6
SM9/64
(
40
)
×4
I05
H4909J8001 Fixed blade
1
2
I06
H4914B8001 Screw
2
4
SM9/64
(
40
)
×4
I07
H4911J8001 Moved knife
1
2
I08
H4912J8001 Screw
1
2
SM1/8
(
44
)
×9.2
I09
H4913J8001 Screw
1
2
SM9/64
(
40
)
×4.5
I10
H4914J8001 Spring plate
1
2
I11
H4915J8001 Screw
3
6
SM3/32
(
56
)
×3.8
I12
H4916J8001 Reversing spring
1
2
I13
H4917J8001 Guide 1
1
I14
H4920J8001 Roller
1
2
I15
H4921J8001 Lever
1
2
I16
H4922J8001 Cover
1
1
I17
H4923J8001 Guide (right)
1
1
I18
H4924J8001 Knife pad (right)
1
1
I19
H4925J8001 Screw
1
1
SM9/64
(
40
)
×9.5
I20
H4926J8001 Knife pad (left)
1
1
I21
H4927J8001 Cover
1
1
I.UPPER FEED ROCK SHAFT MECHANISM
— 38 —
Summary of Contents for GC20618 Series
Page 20: ...A ARM BED AND ITS ACCESSORIES 17...
Page 22: ...B THREAD TENSION REGULATOR MECHANISM 19...
Page 25: ...C ARM BED AND ITS ACCESSORIES 22...
Page 27: ...D UPPER SHAFT PRESSER FOOT MECHANISM 24...
Page 30: ...E TAKE UP THREAD AND ARM SHAFT MECHANISM 27...
Page 33: ...F STITCH REGULATOR MECHANISM 30...
Page 35: ...G LOWER SHAFT FEED ROCK SHAFT MECHANISM 32...
Page 38: ...H HOOK SADDLE MECHANISM 35...
Page 40: ...I UPPER FEED ROCK SHAFT MECHANISM 37...
Page 42: ...J KNIFE MECHANISM 39...
Page 45: ...K TOUCH BACK MECHANISM DETECTOR MECHANISM 42...
Page 47: ...L OIL LUBRICATION MECHANISM 44...
Page 50: ...M ACCESSORIES 47...