9.14.2 V-belt maintenance
 
WARNING
 
Danger of injury due to unit in operation!
Do not perform any work on the unit when it is in operation.
For all assembly and maintenance work, disconnect the motor and secure it
against re-start pressure.
Checking the V-belt
1.
Switch off the unit and secure it from being switched on again.
2.
Check the V-belt for damage and wear and tear.
3.
New V-belts should be re-tensioned after 25 operating hours.
Fig. 34 Check the V-belt tension
4.
Check the V-belt tension: the V-belt tension is correct if the V-belt can be de-
flected by 10 mm by a firm push with your thumb between the belt pulleys.
For precise adjustment we recommend our V-belt pretension measurement
unit, Order No. N25238.
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