Upper tension control dial
• A thread tension amount between 0.05 and 0.1N (5 and 10g) should be measured at dial position 0.
1. Remove the tension dial sheet
and the stopring
2. Remove the tension dial
3. Turn the adjusting nut
left or right to make adjustment.
4. Remount the tension dial at zero position then the stopring and the tension dial sheet.
Note: Cotton thread #50 should be used when adjusting the tension.
Do not include take up spring torque.
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