Calder Brothers Corporation
Model: M415XT Maintainer
M415XT
Axle Service
Sudden breakage of the pinion
differential’s components
Check and/or replace other
differential components.
Differential unit:
Differential planet gear
Replace the differential
unit. Replace the shaft if
grooving worn (too much
clearance)
Surfaces of the washers of the
differential gears are worn or
marked
1.
Insufficient lubrication
2.
Wrong lubrication
3.
Lubricant is dirty
marked and those that are
0.1 mm thinner than the
new ones.
Use the correct lubricant, fill
up to the right level and
change it at the intervals
Inlet flange’s grooved
coupling is worn
2.
Pinion ring nut or flange
locking screw has come
loose.
3.
Pinion axial clearance
Check that the grooving of
the pinion is not excessively
worn
Replace the bevel gear if
The axle’s lateral beam is
2.
Vehicle involved in an
accident.
Replace the axle’s lateral beam
and any other damaged
components.
Wear and pitting of the
bearings. Change in colour.
1.
Insufficient lubrication
2.
Lubricant is dirty
3.
Extremely intense use
4.
Normal wear
5.
No longer adjusted
correctly.
6.
Excessive overheating.
Use the correct lubricant, fill
up to the right level and
change it at the intervals
recommended.
Adjust them correctly.
Oil leaks from seals and
gaskets
1.
Prolonged operation with
excessive oil temperature.
2.
Oil seal fitted in a wrong
way
3.
Edge of the seal is cut or
corroded
coupling surfaces if
damaged.
Use the correct lubricant, fill
up to the right level and change
it at the intervals
Shaft deformed or fracture-
Extremely intense use of the
vehicle, overloaded
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