JUKI TL Series User Manual

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13
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Automatic Thread Trimming Components
1. Looper mas. asm.
Preparation
○ Remove bed cover.
2. Moving knife arm installing plate mas. asm.
Preparation
○ Remove bed cover.
○ Remove
❷
looper mas. asm..
○ Remove moving knife arm
❻
spring.
❸
Nut (9 mm) of
wire setscrew
❶
Moving knife link shaft A
E-ring E-4
❺
Moving knife link
❹
Moving knife arm installing plate
mas. asm. set screw SM4050855SP
❻
Moving knife arm spring
❺
Looper mas. asm.
setscrew
SM5040855SN
❸
Looper link asm.
❷
Looper link holding shaft
(Washer A1731090000
E-ring E-3)
❹
Moving knife
arm spring
❶
Looper link B
E-ring E-3
❼
Bobbin case
(Center of inner hook)
❻
Looper
❷
Looper
mas.asm
❽
Thread trimmer clutch
plate collar
❼
Thread trimmer clutch plate
collar setscrew
Disassembly Assembly Point
○ Remove
❶
E-ring.
○ Remove E-ring and washer of
❷
.
○ Remove looper link asm of
❸
.
○ Remove moving knife arm spring
of
❹
.
○ Remove setscrews of
❺
and re-
move looper mas. asm.
○ Attach looper mas. asm. and
tighten
❺
setscrews. (Adjust
looper link B shaft to hole.)
○ Hook moving knife arm
❹
spring.
○ Set looper link and attach E-ring,
washer, etc.
○ Place
❻
looper in the center
❼
of inner hook and securely
tighten
❺
.
See item 4-2 on page 28 for
adjustment of looper moving
amount.
Disassembly Assembly Point
○ Remove
❶
E-ring.
Do not remove
❺
moving knife link.
(Remove together with moving knife
arm installing plate.)
○ Remove
❸
nut on the left side only.
○ Remove thread trimmer clutch plate
❼
collar setscrew and
❽
thread
trimmer clutch plate collar.
○ Remove two
❹
screws and remove
installing plate mas. asm.
At this time, simultaneously remove
moving knife link.
( To prevent moving knife link from
warping)
○ Attach moving knife arm installing
plate mas. asm.
Note : See the point on the right side.
○ Temporarily tighten
❹
setscrews.
○ Attach
❶
E-ring of link shaft.
○ Temporarily tighten
❷
looper mas.
asm..
○ Attach
❻
moving knife arm spring.
○ Determine position of moving knife
and securely tighten
❹
.
Note : Refer to assembling of moving
knife and looper mas. asm.
○ Set
❶
moving knife link and
wire
❸
setscrew.
○ Position of moving knife
Remove hook and see from
the reverse side of bed.
(See item 1 on page 24.)
○ See item 5 on page 28 for
adjustment of
❸
nut of wire.

JUKI TL Series Specifications

General

Brand	JUKI
Model	TL Series
Category	Sewing Machine
Language	English