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5-8
PART
5-2
GENERAL CLUTCH SERVICE
1 Diagnosis and Testing
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6-8
3 Cleaning and Inspection
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6-10
Diagnosis Guide-Clutch
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Release Bearing
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5·10
2 Flywheel Housing Alignment
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6· 9
Pressure Plate and Cover ......
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5·11
Inspection
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6·9
Clutch Disc
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6-11
Correction
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5· 9
Pilot Bushing
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·11
II
DIAGNOSIS AND TESTING
DIAGNOSIS GUIDE -
CLUTCH
TROUBLE SYMPTOMS
POSSIBLE CAUSES
CORRECTION
1.
Worn clutch disc.
1.
Replace worn or defective
EXCESSIVE CLUTCH PEDAL
2.
Leaking hydraulic system.
parts.
FREE PLAY AND/OR
3. Air in hydraulic system.
2.
Check system for leaks.
INADEQUATE RESERVE
4.
Worn or failed pressure plate.
3. Bleed system.
4.
Replace pressure plate.
1. Lack of lubricant on trans-
1. Clean and lubricate
retamer
mission input shaft bearing retainer.
with a thin coat of MIC75A
grease.
2. Incorrect assembly of release
Refill grease groove of clutch release
CLUTCH PEDAL HANG-UP OR
lever to pivot or release bearing.
bearing hub with MIC75A
grease.
2. Check assembly and rectify
EXCESSIVE CLUTCH PEDAL
3.
Internal friction in pressure
if necessary.
EFFORT
plate (302 C.I.D. engine only).
3. Clean and lubricate sparingly
4.
Binding of pedal assist spring
with lubri-plate.
bushes (302 C.I.D. engine only}.
4.
Lubricate bushes with MIC75A.
CLUTCH NOISY WHEN PEDAL
1.
Release bearing failure.
1. Replace bearing.
FREE TRAVEL IS TAKEN OUT,
ENGINE RUNNING
1. Binding at pedal support
1.
Lubricate with engine oil or
bracket.
replace support bracket
bushing.
2. Lack of lubricant on slave
2. Lubricate push rod end with
CLUTCH NOISY WITH ENGINE
cylinder push rod end at release
MIC75A.
OFF
lever.
3.
Clean and lubricate retainer
3.
Lack of lubricant on trans-
with thin coat of moly base grease
mission input shaft bearing retainer.
MIC75A. (No
polyethylene.)
4.
Binding at assist spring pivots
4.
Lubricate spring pivots with
(302 C.I.D. engine only).
MIC75A.
1.
Worn or contaminated clutch
1. and 2. Replace defective part.
lining.
(If grease or oil is causing the clutch
2.
Grease or oil on clutch facings
to slip, replace the
disc.
Remove
from:
the grease or oil from the pressure
CLUTCH SLIPS OR CHATTERS
A.
release bearing.
plate and flywheel and re-use
if
it is
B. engine.
not burned or scored.)
Repair
C. release lever.
source of leakage.
D. pilot bearing.
3.
Replace pressure plate.
E.
transmission.
3. Weak or failed pressure plate.
4.
Torque bolts to
spec.
4.
Loose pressure plate to fly-
wheel bolts.
INTERMITTENT SQUAWK
1.
Flywheel housing misalign-
1.
Realign housing to specifica-
ment.
tion.
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