Adjusting The Lifting Amount Of The Button Clamp - JUKI LK-1903B Instruction Manual

5. Adjusting the lifting amount of the button clamp

WARNING :
Do not depress the pedal to the second step, during the adjustment, in a state that the sewing LED lights
up. The button carrier will actuate by so depressing the pedal. So, be careful.

❽
❼
❷
❶
B
A
❽
0 mm –
0.5 mm
❼
❻
❹
❻
❹
11 mm
❸
−
1) Press MODE key
LED  goes out on the operation panel.
2) Put "08 Work clamp adjustment" in the selected state with
ITEM SELECT key
❽
3) Press EDIT key
to the origin and goes up.
4) Loosen two screws ❶ , and move work clamp foot lifting
plate ❷ back and forth in the direction of arrow to adjust
so that the top end of button clamp ❹ is 11 mm above
throat plate ❸ .
Move work clamp foot lifting plate ❷ in direction A to
decrease the lifting amount, and move it in direction B to
increase the lifting amount.
After the adjustment, securely tighten screws ❶ .
5) Turn knob ❾ of the spinner oscillating arm motor on the
unit side, and when work clamp lifting arm ❼ has stopped
its lifting once, loosen screw ❺ and turn work clamp hook
❻ to adjust so that a clearance of 0 to 0.5 mm is provided
between roller ❽ and work clamp lifting arm ❼ .
6) After the adjustment, check that the buttons are securely
supplied.
19
−
❹ in the state where sewing
❻ .
❽ . The button clamp unit travels
❾