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* Use cotton thread size 120.
1. Guide the thread to the left to pass it into the guide
path as shown.
2. Pulling the thread from the front hole in the direction
of arrow, measure the thread tension with a tension
meter.
The thread tension should be in the range of 20 to
30 grams-force.
If not, adjust the thread tension by turning the
adjusting screw.
1
2
Adjusting the Bobbin Thread Tension
Thread
Front hole
Tension meter
Front hole
Adjusting screw
Rear view
Guide path
Side view
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