JUKI TL Series User Manual

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5
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5. MAIN circuit board asm.
Preparation
○ Remove arm cover asm.
○ Remove MAIN circuit board case
cover and lamp connector.
Note)
4. Bed cover mas. asm.
1. Motor asm. and
transformer asm.
Preparation
○ Remove arm cover asm.
○ Remove belt cover and
motor cover respectively.
Make a memorandum of
cord wiring.
❶
Bed cover setscrew
SM5051255SN
❶
Bed cover setscrew
Function Components
❷
Power
transformer
setscrew
SM5040855SN
❸
Motor setscrew nut
❶
Motor asm.
setscrew
SM5050855SN
❺
Cord guide
plate setscrew
SM5030655SN
❷
MAIN circuit board case setscrew A
SL5030831SF
❸
MAIN circuit board setscrew
❹
MAIN circuit board case
setscrew B SM5031401SE
Porality exists.
Never loosen this screw.
❻
clip band (3 places)
Disassembly Assembly Point
○ Remove six
❶
setscrews and re-
move bed cover.
○ Attach bed cover and tighten set-
screws.
Disassembly Assembly Point
○ Remove 7 connectors of each
lead wire.
○ Cut
❻
clip bands (3 places).
○ Remove
❷
setscrews and
❹
set-
screw, and remove circuit board.
○ Press play of circuit board to at-
tach circuit board to the front side
and tighten two setscrews.
○ Insert each lead wire into con-
nectors.
○ Read the note and understand it.
○ There are color indications on
the circuit board for inserting
connectors.
Disassembly Assembly Point
○ Remove cord guide plate
❺
set-
screws and
❺
-1 in previous item,
and cut
❻
clip band.
○ Loosen
❹
cord presser.
○ Remove two
❶
setscrews, E-ring,
and MP shield plate. Then remove
motor asm.
○ Remove two
❷
setscrews and re-
move transformer asm.
Make sure of wiring route.
○ Attach transformer and tighten
❸
setscrews.
○ Attach motor asm. and MP shield
plate, and fix it with E-ring. Then
tighten it with
❶
setscrews.
○ Fix it with
❹
cord presser.
○ Attach cord guide plate asm. and
tighten
❺
and
❺
-1 setscrew.
○ Connect cord guide plate and cord.
○ Loosen
❸
nuts to adjust mo-
tor tension.
○ Belt tension : the belt should
sag 3 to 4 mm when center
of belt is applied with 1.96N
load.
❺
-1
❹
E-ring
MP shield plate
❸
Setscrew to set the
circuit board and cover to
circuit board case
Do not insert in the reverse
direction. (See page 16.)
Do not loosen this screw.

JUKI TL Series Specifications

General

Brand	JUKI
Model	TL Series
Category	Sewing Machine
Language	English