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3.5 Toothed belt and material clamp transport
3.5.1
Tension of toothed belt
3-36
2
1
Caution! Risk of injury!
Switch off main switch!
Check and adjust tension of toothed belt only when the sewing
machine is switched off.
Consequences of excessive belt tension
–
Shorter service life
–
Running noises
Consequences of insufficient belt tension
–
Nonconforming meshing between belt teeth and material clamp
–
Skipping of teeth under load
–
Varying transport lengths
Adjustment of setting
–
Loosen screws 2 and 3.
–
Adjust tension of toothed belt by means of the hexagon bolts 1 and
4.
–
Tighten screws 2 and 3.
4
3
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