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22
To replace a belt
Remove the belt by loosening the belt tensioner.
Installing a new belt:
1.
Place the belt in the wheel groove
2.
Tighten the belt using the belt tightener
3.
Tighten the belt until the belt can be bent approxi-
mately 9 mm
(dL)
at a pressure of approx. 9 kg
(F)
, see
Fig. 2
4.
Run the machine with a regular production load
for approximately 10 min.
5.
Check the belt tension by measuring its elastic-
ity. If the elasticity has changed, retighten as de-
scribed in step 3
The belt tension should be checked every 6 months.
Too little belt tension = The belt wears out quickly
Too high belt tension = Heavy wear on bearings
Fig. 2. Belt tension
CC
F
dL
Mechanical component error
Solution
The tool hits the sides of the bowl
Check adjustment of bowl centering
Check tool
The tool hits the bottom of the bowl
Check adjustment of bowl height
Abnormal noise from the lifting actuator
Call a technician
List of mechanical errors and solution