Toothed Belts Of Hook Drive Unit - Pfaff 3119 Instruction Manual

13 Toothed belts of the hook drive unit
.04
Requirement
There should be a hardly noticeable amount of play between the toothed belt wheels 3 and
the toothed belt 4.
3
Fig. 13 - 01
Loosen the machine's screw connection to the table.
Tilt the machine backwards and dismount the pan.
Adjust tensioner 1 ( nut 2 ) according to the requirement.
3
1
4
If there are operational noises, repeat the adjustment.
Adjustment
2
13 - 2