Manitou MH20-4 T BUGGIE 4ST3B, Operator'S Manual, Page: 80 / 114

3-16
C - EVERY 250 HOURS SERVICE
Carry out the operations described previously as well as the following operations.
C1 - ALTERNATOR/FAN/CRANKSHAFT BELT TENSION
CHECK - ADJUST
- Lift up the overhead guard or the cab (see: 2 - DESCRIPTION: INSTRUMENTS AND CONTROLS).
- Check the belt for signs of wear and cracks and change if necessary (see: 3 - MAINTENANCE:
FILTERS CARTRIDGES AND BELTS).
- Check the belt tension between the pulleys of the crankshaft and of the alternator.
-
Under pressure applied by the thumb (98 N), the tension should be between 7 and
9 mm (fig. C1/1).
- Carry out adjustments if necessary.
- Untighten screws 1 (fig. C1/2) by two to three thread turns.
- Swivel the alternator assembly so as to obtain the belt tension required.
- Retighten screws 1 (fig. C1/2).
If the alternator belt has to be changed, check the tension again after the first 20 hours of operation.
C1/1
C1/2
1
1
647448
(20/05/2015)