Bobbin Winder - Pfaff 3117 Instruction Manual

14

Bobbin winder

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Requirement
1. When switching the machine on, the bobbin winder shaft 1 must be driven securely by
the drive pulley 2. When the machine is off there must be a clearance of 1 mm
between the drive wheel 2 and the drive pulley 3.
2. The bobbin winder must wind evenly and stop independently when the thread level is
approx. 1 mm from the edge of the bobbin 4.
7
Fig. 14 - 59
Switch the bobbin winder off.
Loosen screws 5 and move the bobbin winder in accordance with requirement 1.
Tighten screws 5.
Loosen screw 6 land move the button 7 in accordance with requirement 2.
Tighten screw 6.
5
6
1
4
2
Adjustment
3
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