6
For the safety, when tilt or raise the sewing machine head, please make sure to hold the
sewing machine head with both hands by two people at least.
n
3-10 Putting across the V-belt
(1) Tilt the sewing machine head to the left, and hold it with the head rest.
(2) Put the V-belt (NO.4) across the sewing machine pulley and the motor pulley with passing it
through the slit on the tabletop.
(3) Raise the tilted sewing machine head to the original position.
(4) Push the center portion of V-belt by the finger with the presser of about 1Kg.
If the V-belt tension is proper, it should be yielded about 10 mm.
If the V-belt tension is not proper, please adjust it as follows.
(5) Loosen two nut (No.2) on the motor .position adjust bolt (No.1).
(6) Fix the motor (No.5) position with putting the tension to the V belt by its weight and firstly,
tighten the upper nut (No.2) then secondly, tighten the lower nut (No.2).
Please make sure to fasten the nuts (NO.5) firmly after the adjustment.
(7) Put the motor pulley cover on the motor with the set screws.
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