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Adjustment
13 - 14
13.05.12 Slip coupling
Slip coupling 4 is adjusted at the works. When a thread jams, slip coupling 4
disengages, in order to avoid damage to the hooks. To engage the coupling
again, proceed as follows.
● Remove jammed thread.
● Press plunger 1 and turn the balance wheel until pawl 2 engages groove 3.
Fig. 11 - 12
1
2
3
4
4