52
[ Warning ]
Before adjustments, always turn off the motor switch and check to make sure that the motor is in stop mode.
Check the following.
A. Does the moving blade ① pass through the loops of
needle threads and ?
B. Does the hook of the looper thread ⑨ move in front of
the looper thread?
C. Does the needle thread get pulled by the hook ⑥ to
ensure trimming by the fixed blade?
D. Does the looper thread get pulled by the hook ⑨ to
ensure trimming by the fixed blade?
(11) Relation between needle thread, looper thread and moving blade
[ Figure 85 ]
⑨
①
[ Figure 86 ]
⑥
⑨
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