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④ Subassembling the solenoid plunger pin
Place the chamfered section
outside
❼
Ａ
B
❻
5) Apply JUKI Grease A to the forked section B and periphery C of the plunger.
[2] Installing parts to the machine head
① Removing the AK cover, pulley and electrical box
Remove the AK cover, pulley and electrical box.
② Removing the motor cable guide and feed adjustment pin
Feed adjustment
pin
③ Installing the condensation stopper and condensation arm stopper
⓫
⓬
C
Motor cable
guide
⓮⓯
⓰
– 128 –
1) Apply JUKI Grease A to the shaft section A of
plunger pin ❻ .
2) Holding the plunger while turning its forked
section to the left and its notch upward, pass
plunger pin ❻ from this side to the far side
according to the orientation shown in the figure.
3) Tighten first nut ❼ so that a clearance of 0.5 mm
is provided between the plunger and nut ❼ .
4) Securing first nut ❼ with a spanner so that it will
not move, tighten second nut ❼ .
[Tightening torque: 4.4 - 5.5 N·m (45 – 55kgf·cm)]
(Caution) Assemble nuts ❼ while turning their
chamfered sections outside.
1） Remove the motor cable guide.
2） Loosen the feed adjustment pin setscrew.
Remove the feed adjustment pin.
At this time, remember the orientation of the
feed adjustment pin. The forward / reverse feed
adjustment will be easy when installing the pin in
the aforementioned orientation.
1） Secure condensation arm stopper ⓰ to the
position shown in the figure.
2） I n s e r t c o n d e n s a t i o n s t o p p e r s h a f t ⓬ o f
condensation stopper ⓫ into the hole in the arm,
and temporarily secure condensation stopper ⓫
with M5 hexagon socket head cap screw ⓮ and
washer, small ⓯ . (Adjustment is to be carried
out later.)
Screw to be used: M5 hexagon socket head cap
screw, washer small
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