20
4.7) Trial run (Pedal operation)
4.8) Machine Stop Position Check
Press the reverse button
①
to make the needle to the highest and lowest position, and check the stop position of the
machine. When the stop position is improper, trimming may be faulty. In this case, the position of the magnetic
holder imbedded in the pulley should be corrected.
1) Press pedal lightly to the position of B to check if the
machine is operating low-speed sewing.
2) Press pedal to the position of C to check if the
machine is operating high-speed sewing.
3) Press pedal backward and forward. And then put the
pedal at neutral position of A to check if needle stops
lower than the upper surface of needle plate.(in case
that needle down stop is set)
4) When pressing pedal to the position of D(or pressing
pedal the position of to D and then replacing pedal
to the position of A), needle will stop higher than the
upper surface of needle plate after trimming.
4.8.1) Check for up-stop position of needle
bar
The needle bar is at the highest stop position when
the thread take-up lever
②
stops at the highest
position. If their positions are not proper, adjust the
magnetic holder
③
embedded at the N.U punched
mark of the pulley left or right for correction.
4.8.2) Needle Bar Lower Stop Position Check
The lower stop position of the needle bar is the
position where the punched mark
④
of the needle
bar meets the end of the needle bar frame
⑤
. When
the position is not correct, the position of the
magnetic holders
⑥
embedded in the N, D punched
marks of the pulley should be moved left or right for
readjustment.
[Fig. 4-21]
[Fig. 4-22]
Make sure not to touch or press down parts that are operating or moving during operation. Failure to
follow the safety rules may result in physical injuries or mechanical damages.
Caution
①
⑤
④
③
N.U
N.D
⑥
②
Summary of Contents for KM-1080 Series
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