3-15
TROUBLE SHOOTING 3.6
Problem Cause Corrective Action Section
Final drive noisy. Check oil level. Add 10W30 SE/CD oil to
correct level.
No lubricating oil. 3.2
Check and adjust the bearing pre-load on
the axle bearings
Axle has too much end
play. (Bearing pre-load)
3.6
No drive on one side. Drive chain failure. Inspect the drive chain and connecting link.
Replace damaged parts.
3.3
Drive motor sprocket
failure
Inspect the drive sprocket and splines.
Replace parts as required.
3.5
2
Refer to the hydrostatic drive section.
Diagnose and make repairs as required.
Drive motor or hydrostatic
system failure
2
Lubrication oil leaking
through the filler /
breather cap.
Lubricating oil level too
high.
Check the oil level. 3.2
Drive motor shaft seal
leakage.
Inspect and repair damaged parts. 2
Wheel nuts loose.Wheel studs shearing
off.
Replace the wheel studs. Check wheel
nut torque daily. Torque wheel nuts at
100 to 110 lbs/ft. (135 to 149 nm)
Replace the wheel studs. Check wheel
nut torque daily. Torque wheel nuts at
100 to 110 lbs/ft. (135 to 149 nm)
3.6
Wheel nuts over tight-
ened.
Wheel stud threads
stripped.
3.6