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3-10 Putting across the V-belt
CAUTION
★For safety purposes, tilting or raising of the sewing must always be carried out by two or more workers.
Apply a stopper on the leg casters to prevent the table from moving, and then securely support the bed
base and the sewing machine head.
★Hold the work holder frame to prevent it from dropping down when tilting the sewing machine.
1) Tilt the sewing machine head to the left, and hold it with the head rest (No.1).
2) Put the V-belt (No.2) across the sewing machine pulley (No.3) and the motor pulley (No.4) with
passing it through the slit on the table top.
The V-belt (No.2) is enclosed in the accessory box.
3) Raise the tilted sewing machine head to the original position.
4) Push the center portion of V-belt by the finger with the pressure of about 1 kg.
If the V-belt tension is proper, it should be yielded about 10mm.
If the V-belt tension is not proper, please adjust it with changing the motor setting position with
loosening the nuts (No.5).
Please make sure to fasten the nuts (No.5) firmly after the adjustment.
5) Mount the motor's pulley cover (No.6), and tighten it with two set screw (No.7).
NOTE
The V-belt becomes loose after a long period machine running.
If the looseness is recognized definitely, firstly turn the power OFF then, adjust the V-belt
tension again as the above procedure 4).
5)
10mm
5)
7) 4)
2)
1)
3)
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