Table of Contents
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CLUTCH
6 - 5
D u r i n g f i n a l reassembly o f t h e transmission, i n -
s t a l l t h e shims between
t h e c l u t c h h o u s i n g a n d
transmission a t t h e appropriate b o l t locations.
(AT RIM
OF BORE)
J900640
Fig. 6 Housing Face Measurement Points And
Sample
Readings
CUT/DRILL
MAKE SHIM
1-INCH
DIAMETER
J9006-31
INSTALLATION
METHODS AND PARTS
USAGE
Distortion o f clutch components d u r i n g i n s t a l l a t i o n
and t h e use o f non-standard components are addi-
t i o n a l causes o f clutch malfunction.
Improper c l u t c h cover b o l t t i g h t e n i n g can d i s t o r t
the cover. T h e usual r e s u l t i s c l u t c h grab, chatter
and r a p i d wear. T i g h t e n t h e cover bolts as described
i n the C l u t c h Service section.
Improperly seated
flywheels
a n d c l u t c h housings
are other causes o f clutch f a i l u r e . Improper seating
w i l l produce m i s a l i g n m e n t a n d subsequent c l u t c h
problems. T i g h t e n a l l t h e c l u t c h housing bolts t o
proper torque before i n s t a l l i n g a n y struts. Also be
sure the a l i g n m e n t dowels are i n place and seated i n
the block a n d housing beforehand.
The use o f non-standard o r l o w q u a l i t y parts can
also lead t o problems a n d wear. Use t h e recom-
mended factory q u a l i t y parts t o avoid comebacks.
INSPECTION AND DIAGNOSIS CHARTS
The c l u t c h inspection c h a r t (Fig. 8) outlines items
to be checked before and d u r i n g c l u t c h i n s t a l l a t i o n .
Use the c h a r t as a check l i s t t o help avoid overlook-
i n g potential problem sources d u r i n g service opera-
tions.
The diagnosis charts describe common clutch prob-
lems, causes a n d correction. F a u l t conditions are
listed a t the top o f each chart. Conditions, causes and
corrective action are o u t l i n e d i n t h e indicated col-
umns.
The charts are provided as a convenient reference
when diagnosing f a u l t y c l u t c h operation.
Fig. 7 Housing Face Alignment Shims
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