Adjustment The Bobbin Thread Remaining Amount Detection - JUKI APW-895 Engineer's Manual

19) Adjustment of the bobbin thread remaining amount detection
1.Sensor lateral direction
2.Adjustment of the sensor lateral direction
3.Method of sensor check
Standard Adjustment
Sensor indicator:
OFF stability display: Lit in green (Orange unlit)
ON stability display: Lit in green and orange (Both unlit or
lighting in orange only indicates an unstable condition.)
Groove section
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A
B