Check V-Belt Tension - Manitowoc Grove GMK 5250L Maintenance Manual

Maintenance work on the carrier
7.3 Engine
7.3.8
Spare parts
and tools
Prerequisites
Checking
7 - 22

Check V-belt tension

à
•
Note the Run-in regulations , p. 4 - 1.
•
Check whether your mobile crane is equipped with a second
alternator (2).
The maintenance on the V-belt of the standard first alternator (1) is
described in the supplied documentation;
documentation .
Designation
V-belt
– Frequency measuring equipment, GROVE parts no. 04165439;
new V-belt: frequency 102.8 Hz;
used V-belt: frequency 90.2 Hz.
– The engine is not running and is secured against unauthorised use.
•
Check the charge air cooling system (1) for
dirt and damage.
•
Install a new V-belt if required (1).
•
Roughly set the initial tension with the
tension tube (2). To do this, loosen the
nuts (4) and turn the bolt (3) until you have
achieved the desired initial tension. Secure
the bolt (3) with the nut (4).
3 302 744 en
à
Engine manufacturer's
Quantity GROVE part no.
1 03301553
Maintenance manual
M 12
GMK5250L