Beisler 739-23-1 Service Manual - Manual (Page 27)

2.12.7 Replacement of toothed belt
Caution! Risk of injury!
Switch off main switch !
Replace toothed belt only when the sewing machine is switched off.
– Remove guard plates 2 and 3.
– Swivel sewing machine head to the left.
– Remove screw 5.
The belt wheel is now loose.
– Remove belt from drive wheel 1 and belt wheel 4.
– Install new belt.
– Secure belt wheel 4 with screw 5 on the blade holder.
– Replace guard plates 2 and 3.
Caution!
After a replacement of the toothed belt, the zero point of the cutter
must be re-defined (for adjustment, see chapter 2.12.8).
3-27
4 3 2 1 5 4