43
16. Adjustment of bobbin case position finger
Requirement:
The clearance between the position finger and the bottom of the groove in the bobbin case base must
be 0.7 mm (fig. 39).
Check:
• It must be possible to insert the clearance gauge (61-111 621-15) with ease but without play between
the position finger and the bottom of the groove in the bobbin case base.
Adjustment:
• Loosen screw 64.
• Insert the clearance gauge.
• Press position finger bracket 65 against the clearance gauge at an angle of 90 degrees.
• Tighten screw 64.
Cross-check:
• As described under „Check“.
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