Servicing Work
Instructions on Design, Operation, Maintenance and Inspection
11
starting from date of manufacture/repair 1/94
Kind of use Ist inspection
Inspection on the vehicle
Further inspections
Inspection on the vehicle
Long-distance vehicles
Coaches with high mileages
600 000 km after a further
300 000 km, ea.
Buses
Construction site vehicles
Vehicles in short-distance use
Vehicles subject to extreme loads
300 000 km
7 500 op.hrs
every 300 000 km
7 500 op.hrs
3.2 Test driving
During test driving, in particular look out for the following characteristics:
return to neutral
sticking
increased friction
play
3.3 Visual inspection
Check the screws of the complete steering system (steering column, bevel box, steering
gear, drag links and steering cylinder) for correct fastening.
Check whether the locking plate and the split pin are still perfectly secured.
By turning the steering wheel to both sides or by applying a load to it, check whether the
fit of the drop arm on the sector shaft is still tight.
Check the steering column, bevel box, steering gear, axle stops, drag links and tie rods for
damages, cracks and corrosion.
With the engine running, check the complete steering system for external leakproofness.
3.4 Replacing the oil filter
Attention:
Before taking off the oil tank cover, thoroughly clean the oil tank and its immediate vicinity to
prevent the ingress of impurities into the hydraulic fluid.
Pull the filter insert out of the oil tank.
Avoid any dripping of oil from the insert into the tank.
If heavily soiled, clean the oil tank.
Fit a new filter insert.
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