Adjusting the thread system
70
Service Instructions 967 - 02.0 - 12/2015
11.Set the axial play of the blocking cam (8) to approx. 0.5 mm
(see illustration).
12.Keep the blocking cam (8) at the set position.
13.Adjust the winder pulley (4) to a distance of L=14 mm from the internal
diameter of the bobbin.
14.Tighten the screw (10).
Proper setting - part 2
If the winder is switched off:
Th
e distance between the friction disc (12) and rubber pulley (11) is
0.5 mm.
The drive motor is not switched off by the microswitch (7) until the friction
d
isc (12) is out of contact with the rubber pulley (11).
The winder is switched off when the thread has been wound up to 0.5 to
1
mm below the outer diameter of the bobbin (4).
Cover
• Thread tensioning plate ( p. 13).
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