Mahindra Thar CRDe - Page 128

Repair Manual MAN-00190
THAR CRDe BS-IV MAY 2012/Rev 1
The repair methods given by the manufacturer in this document are based on the technical specifications at the time of release. The methods may be modified as a result of changes introduced by the
manufacturer in the production of the various component units and accessories from which the vehicles are manufactured. The reproduction, translation, transmission, in part or whole of the present
document, are prohibited without the prior written consent of Mahindra & Mahindra Ltd. The use of this document by any person other than the trained personnel, at the Authorized Service Centre of
Mahindra & Mahindra Ltd., will amount to unauthorized use and shall be liable for penalty/prosecution© 2012 Mahindra & Mahindra Ltd.
Clutch slippage
Observation
Causes
Remedial action
Disc facing worn out. 1. Normal wear.
2. Clutch riding.
3.
Insufficient diaphragm
spring clamp load.
4.
Faulty release
mechanism.
5. Vehicle being driven
despite slipping clutch.
6.
Bad driving practice of
allowing the clutch to
slip far too long.
 Replace clutch disc
 Replace clutch plate

Replace clutch plate & cover
assembly.
 Replace , and bleed/
 Customer to be informed.
 Customer to be informed.
Clutch disc facing
contaminated with oil,
grease or clutch fluid.
Leak at :
1.
Crankshaft rear end oil
seal
2. Leak through the input
shaft
3. Excess amount of grease
applied to the input
shaft splines
 Replace seal & disc. Clean cover
assembly.
 Replace seal & disc. Clean cover
assembly.
 Apply less grease. Replace clutch
disc. Clean cover assembly.
Clutch is running partially
disengaged.
Release bearing carrier
sticky.

Replace bearing / carrier.
Flywheel height incorrect. 1.
Improperly machined
flywheel.
2.
Excess machining done.
 Replace flywheel.
Wrong disc or pressure plate
used.
Use the correct parts 
Replace the parts after
comparison.
Clutch disc/ cover or
diaphragm spring warped.
1.
Improper tightening or
loosening procedure.
2. Rough handling of clutch
plate or cover assembly

Replace the parts and tighten as
per sequence.

Replace the parts, ensure that
the rough handling is avoided
Flywheel side clutch facing
surface – torn/ nicked/ worn
Flywheel surface ,scored and
having light notch

Reduce the scoring and nicks by
sand paper. Reduce if scoring
deeper.
Clutch disc facing burnt.
Excessive glazing of the
flywheel & pressure plate.
1. Frequent operation
under high loads or hard
acceleration conditions
2. Frequent clutch riding by
the driver.

Roughen the flywheel face with
sandpaper. Replace clutch plate
& cover assembly.
 The driver has to be alerted to
avoid repeat failure.
Clutch facing broken
Improper storage- clutch
plate dropped prior to
fitting.

Replace.
Fouling marks on the torsion
damper.
Improper fitment-
assembled the wrong way
around
 Rectify
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