Case WX145 Operator's Manual page 287

SECTION 5
PROBLEM
Oil leakage from gaskets and
seals.
Excessive wear of input flange
spline.
Pinion teeth cracked because
of the fatigue.
Break of pinion and ring gear
teeth.
Side gear spline worn out.
Thrust washer surface worn
out or scratched.
Inner diameter of tapered roller
bearings worn out.
Bent or broken axle beam.
Axle beam broken at wheel
side.
5-18
POSSIBLE CAUSE
Prolonged functioning at high
temperature of the oil.
Oil gasket assembled incorrectly.
Damaged or worn gasket lip.
Contaminated oil.
Excessive use.
Pinion nut loose.
Excessive pinion axial backlash.
Excessive use or continuous
overload.
Crash load of differential
components.
Excessive use.
Insufficient lubrication.
Incorrect lubrication.
Contaminated oil.
Excessive use.
Excessive pinion axial backlash.
Insufficient lubrication.
Contaminated oil.
Vehicle intensively operated or
overloaded.
Wheel support loose.
Axle beam body bent.
CORRECTION
Replace the gasket or seal and
matching surface if damaged.
Replace.
Replace.
Use correct lubricants and replace at
recommended intervals.
Replace the flange.
Tighten pinion nut.
Check and adjust the backlash.
Replace bevel gear.
Check and/or replace other
differential components.
Replace differential gear assy.
Replace axle beam, if necessary.
Use a correct lubricant, top up to
correct level and replace washers.
Replace bearing.
Check pinion axial backlash.
Use proper lubrication, fill up to right
level and replace at recommended
intervals.
Replace.
Replace.
Ensure that wheel support is not worn
out or wrongly adjusted.
Copyright ©