Adjustment
13
Bobbin winder
.05.17
13 - 20
Requirement
1. With the bobbin winder on, the drive wheel 1 must engage reliably.
2. With the bobbin winder off, the friction wheel 5 must not be driven by the drive
wheel 1.
3. The eccentric pin 3 should be positioned in the centre of the large bobbin chamber.
Fig. 13 - 18
Move drive wheel 1 (screws 2) in accordance with requirement 1 and 2.
Place a bobbin on the bobbin winder, thread the bobbin and switch on the bobbin winder.
Adjust pin 3 (screw 4) in accordance with requirement 2 and turn it in accordance with
requirement 3.
5
1
3
4
3
2