Specifications

Service Training
Section 4.9
Page 4
12.05
CHANGING THE V-BELT
- Remove cover (1) on the rear panel.
- Open engine cover
- Loosen hexagon nut (3) on adjusting rail.
- Loosen fixing screw (4).
- Press alternator (5) against the engine.
- Turn support with LP gas tanks towards the back on the
side.
- Remove the cover on the counterweight.
- Unscrew screws (6 of them) from counterweight on
radiator cover.
- Remove cover plate (8) upwards from radiator.
- Unscrew fastening screws of the fan from top and re-
move radiator by pulling it out towards the fan.
- In this position, the V-belts can be removed.
NOTE: Only change V-belts in pairs.
- Fit new V-belts and fasten fan.
- Replace cover plate (8) on radiator cladding.
TENSING THE V-BELT
- Turn alternator (5) until the correct V-belt tension is
obtained.
- Re-tighten fastening screw (4) and hexagon nut (3).
- Check V-belt tension, adjust tension if necessary.
Test with meter:
Place meter (7) on V-belt (6) and take measurement.
Measurement 355 N
Test by pressing with thumb:
- Check V-belt by pressing with thumb.
- It must be possible to press the V-belt in about 10 mm
between the V-belt pulleys.
- Increase the tension if it is insufficient.
NOTE: Adjust tension of new V-belts after about 15 - 20
minutes time in operation.
4.9.1.3 CHANGING AND TENSING V-BELT