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Adjustment Of Upper Thread Tension - Brother NV-10A Service Manual

Computerized sewing machine.
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1. Remove the front cover.
2. Raise the presser foot lifter.
3. Turn the thread tension dial to the " 4 " position.
4. Pass the Schappe Spun Sewing Thread #60 through the pre-tension => tension disk.
5. Lower the presser foot lifter.
6. Pull the thread with a tension gauge, and adjust the thread tension adjusting screw depth for 0.41 - 0.46N (42 -
7. Apply a small amount of screw locking compound to the thread tension adjusting screw.
Screw locking compound for thread tension
adjusting screw

Adjustment of Upper thread tension

Small amount
Tension gauge 50 (0.5 N)
Tension disk
0.41 - 0.46N
(42 - 47g)
Thread tension dial
Thread tension adjuting screw
Schappe Spun Sewing Thread #60
Tension disk
Schappe Spun Sewing
Thread #60
4 - 7


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