Adjustment Of Inner Rotary Hook Tension - Brother PE-180D Service Manual

10.

ADJUSTMENT OF INNER ROTARY HOOK TENSION

STANDARD
The inner rotary hook tension should be 0.12 - 0.14 N (12 - 14 g) when a #90 polyester thread is pulled gently
using a tension gauge.
ADJUSTMENT
1. Thread a #90 polyester thread normally to the inner rotary hook and then pull the thread gently using a
tension gauge.
2. Turn the spring adjustment screw with a screwdriver to adjust the thread tension.
NOTE : Lock the screw with paint after adjusting.
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