Adjustment
13 - 48
13.07.15 Scissor function test
Requirements
1. The threads must be cut neatly.
2. After being trimmed, the bobbin thread must be held securely by the thread trapper.
Fig. 13 - 44
1
3
2
4
● 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 stuck 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 of bobbin
case 2 and the needle thread must be held by the catching lug of bobbin 3.
● If the needle thread is not held, stick in a new pressure disk 1 (part no. 91-119 492-91).
● Turn the handwheel and observe the cutting process.
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