Checking drive belts
WARNING! Stop the engine before commencing
maintenance work.
General
Check belt tension and condition regularly. If the belt is
too taut it can damage bearings and if it is too loose it
may slip.
Therefore, check the belt tension regularly. Check and
adjust after operation when the belt is warm.
IMPORTANT ! Always change a belt that ap-
pears worn or is cracked (belts working in pairs
must be replaced together).
Adjusting/changing drive belts.
The standard generator and water pump are driven
by a poly-V belt for optimum function and service life.
Change/tension the belt as follows:
1. Undo the bolts (1) on the tensioning roller bracket.
Remove and change the belt if necessary.
2. Tension the belt to apply a torque of 70 Nm on the
tensioning roller square fitting (2). Secure the ten-
sioning roller with the bolts (1). The bolts must be
torque tightened to 50 Nm.
3. Undo the bolts (1) when warm and repeat the belt
tensioning procedure.
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