Beisler 1220-4 - Manual (Page 67)

Chapter 7: Cleaning and maintenance
Page 7-3
7.1.3 Check the drive belt
B
A
Pict. 43 Check the drive belt
The drive belt (A) must have tension at all time but show a certain play
(it must be possible to move it est. 1 cm up- and downwards).
If it is too loose, loosen the fixing screws of the motor (B) and push it
in a waym that the drive belt gets more tension. Tighten the fixing
screws again.
7.2 Required cleanings
To achieve the value and function of the machine, we recommend to
keep it always clean and free of spare materials and waste.
Blow off threats and cloth rests daily or use an industrial vacuum
cleaner.