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Adjustment
15
Bobbin winder
.06.15
O Adjust the drive wheel 1 ( screw 2 ) according to rule 1.
O Place a bobbin on the bobbin winder, thread the bobbin and switch on the bobbin winder.
O Adjust the stud 3 ( screw 4 ) according to rule 2 and turn according to rule 3.
22
Rule
1. When the bobbin winder is switched on, the drive wheel should be moved easily,
whereas when the bobbin winder is switched off, the friction wheel 5 must not touch
the drive wheel 1.
2. The bobbin winder should switch off automatically if the thread fill is approx. 1 mm
away from edge of the bobbin.
3. The eccentric stud 3 should be at the centre of the large bobbin chamber.
Fig. 15 - 15
5
1
3
4
3
2
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