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1) Insufficient space between presser bar holder and presser bar bushing may interrupt
2) Failure to tighten screw completely after adjusting can bring damage to the machine during
3) If the foot moving link hinge screw does not adhere to the end of location link stopper
CAUTION
4) Adjusting presser foot stroke (upper, lower movement
adjustment)
After loosening the foot hinge screw, move presser foot
adjusting arm to A direction to make the foot stroke
bigger, and to the B direction to make the presser foot
stroke smaller. (Stroke is set at 4mm in a released
machine to a market.)
4.5.3) Adjusting thread release components
1) Setting thread release notch location
Place the right side of long hole of thread release notch to
reach the circumference of the thread release notch
turnbuckle. And then fix it with a turnbuckle.
If location is not properly set, remaining thread amount may be smaller or irregular. And also
thread may fall out of needle at the beginning of sewing.
CAUTION
22
operation and make a noise.
operation.
closely, a noise can become louder because the machine trembles during operation.
Presser adjusting arm
Stopper
Hinge screw
4mm
Presser bar bushing
Turnbuckle
Presser bar holder
A
B
Hinge screw
Turnbuckle
Notch
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