Toothed Belts Of The Main Drive Unit - Pfaff 3119 Instruction Manual

Adjustment
13

Toothed belts of the main drive unit

.09
● Adjust toothed belt wheel 1 ( screws 2 ) according to requirement 1.
● Swing motor 3 ( screws 4 ) according to requirement 2.
13 - 7
Requirement
1. Toothed belt wheels 1 and 5 should be in alignment.
2. There should be a hardly noticeable amount of play between the toothed belt wheels 1
and 5 and the toothed belt 6.
Fig. 13 - 06
If there are operational noises, repeat the adjustments.
5
4
3
4
6
2
1