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PROPELLER SHAFT
7
PROPELLER
SHAFT
4.4.2 MAINTENANCE, INSPECTION AND
TESTS
4.4.2.1 PRELIMINARY INSPECTION
All “U” joint should be inspected for leakage and
damage each time the vehicle is serviced. If
seal leakage or damage exists, the “U” joint
should be replaced.
Check the run out of propeller shaft.
Check “U” joint strap bolts are tightened or
loosened.
Check propeller shaft centre bearing mounting
bolts are tightened or loosened.
Check slip splines is properly lubricated or not.
Check output and input end yokes for
looseness. If found loose, disconnect the
propeller shaft, check the condition of splines of
the end yoke and re-torque the end yoke
retaining nut to specification, using a new nut.
NOTE
For end yoke tightening torque procedure refer the
aggregate section on which the end yoke is fitted
like gearbox, rear axle, etc.
4.4.2.2 REGULAR MAINTENANCE
A. GREASING
LUBRICATION FOR SLIP SPLINES
1. Apply grease using a grease gun on the nipple
until lubricant appears at the pressure relief
hole.
2. Cover the pressure relief hole with a finger and
continue to pump grease into the nipple until
grease appears at the slip joint end.
LUBRICATION FOR CENTRE BEARING
Centre bearing is packed with grease for life.
Hence no additional lubrication is required.