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11.
Cutter function test
07.15
Requirement
1. The threads must be cut neatly.
2. After being trimmed, the bobbin thread must be held securely by the thread trapper.
Fig. 11 - 57
Turn the machine on.
Sew a few stitches and turn the on/off switch off.
Activate the engaging lever by hand and close the post cover while ensuring that pressure
disk 1 is inserted into the post cap.
Bring the needle bar to TDC by turning the handwheel and open the post cover.
In this position the needle and bobbin threads must be held by the catching lug 2 of bobbin
case and the needle thread must be held by the catching lug 3 of bobbin.
If the needle thread is not held, insert a new pressure disk 1 (part no. 91-119 492-91).
Turn the handwheel and observe the cutting process.
2
3
Adjustment
4
1
11 - 61
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