Manitou MC 50 POWERSHIFT 3-E2 Series - Page 133

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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
- Open the I.C. engine bonnet.
- 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 a normal pressure exerted with the thumb (45N), the tension should be
approximately 10 mm.
- Carry out adjustments if necessary.
- Untighten screws 1 (fig. C1) by two to three thread turns.
- Swivel the alternator assembly so as to obtain the belt tension required.
- Retighten screws 1 (fig. C1) (tightening torque 22 N.m).
If the alternator belt has to be changed, check the tension again after the first 20 hours of operation.
C2 - MAST UPRIGHTS
CLEAN - GREASE
M40-4 Série 3-E2 MC 40 POWERSHIFT Série 3-E2
M50-4 Série 3-E2 MC 50 POWERSHIFT Série 3-E2
OPERATION TO BE DONE BEFORE OPERATING A NEW LIFT TRUCK AND ONCE AT 250
HOURS SERVICE.
- Clean and remove the grease on all the lenght of the mast uprights (fig. C2) Be very
careful when the lift truck is used in very dusty atmosphere.
- Check carefully the differents rollers to discover any traces of wear and change it if
necessary.
- Lubricate very slightly with grease (see: 3 - MAINTENANCE: LUBRICANTS AND FUEL) all
the lenght of mast uprights.
In case of technical faults, consult your dealer.
C3 - PARKING BRAKE
CHECK - ADJUST
Place the lift truck on a slope less than 15 % with the rated load in the transport position.
- Check the tightening adjustment by locking the parking brake in position A (fig. C3/1).
- The adjustment is correct when the lift truck is held stationary on a slope.
- Carry out adjustments if necessary.
ADJUSTMENT OF THE PARKING BRAKE CABLE ON THE FRONT AXLE
- Press and release the brake pedal, then release the parking brake, putting it in position
B (fig. C3/1).
- Unscrew nuts 1 (fig. C3/2).
- Adjust the cable by untightening nuts 1 (fig. C3/2), until a clearance of 1.5 mm between
cams 2 (fig. C3/2) and stops 3 (fig. C3/2) is
obtained.
The adjustment of the stops performed by the
manufacturer must not be modified under any
circumstances.
ADJUSTMENT OF THE PARKING BRAKE
- Leave the parking brake in position B (fig. C3/1).
- Progressively tighten the end piece of the lever 4 (fig.
C3/1) and recheck braking.
- Repeat the operation until the correct braking
adjustment is obtained.
C2
C3/1
C3/2
2
3
3
2
1
1
A
B
4
C1
1
1