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<-02, -52>
The lower thread and gimp should be trimmed at the correct time after the work clamps rise at the feed home position.
Thread trimming operation can be checked in steps while manual mode is active. (Refer to "Using manual mode" on
page 49.)
q
r
w
9-17. Adjusting the gimp length after trimming (-02, -52)
Approx. 4 mm
q
9-18. Lower thread presser (-02, -52)
q
e
w
e
Becomes shorter
Becomes longer
1. The mechanism is adjusted so that the lower thread
and gimp are spread by the thread handler q.
2. The movable knife driving cam w operates, and the
right movable knife e and left movable knife r mesh
and the thread is cut.
0984Q
Adjust so that approximately 4 mm of the gimp thread is
coming out from the throat plate q.
1. Loosen the screw w and move the gimp thread guide
(J) e in the direction of the arrow to adjust the length.
0985Q
The lower thread presser q operates at the same time
as upper thread trimming is carried out.
The end of the lower thread is securely held between the
lower thread presser q and the throat plate w.
w
0986Q
DH4-B981
9. STANDARD ADJUSTMENTS
63
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