Adjustment
76
12.07.04 Front point of reversal of the thread catcher
Requirement
At the front point of reversal of thread catcher 4, the tip of the thread catcher cutout
should be 1 mm in front of the bobbin case position fi nger 5.
Position roller lever 1 at the lowest point of the control cam.
Adjust bush 2 (screws 3) according to the requirement.
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●
Fig. 12 - 20
4
5
1 mm
1
1
2
3
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