Chevrolet 70 1969 Series, Shop Manual

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T RA N SM ISSIO N S A N D CLUTCHES 7 £-36
clutch cover assembly.
2. Single disc clutches:
a. Place the driven disc against engine fly­
wheel with larger exposed portion of disc damper
springs toward the rear. While holding driven disc
in place, move clutch cover and pressure plate
into place against the driven disc.
N O T E : If frame crossmember interferes
with the installing of disc and cover, install cover
first with top of cover against flywheel and bottom
toward the rear, then raise the disc into position.
b. Insert alignment tool or old transmission
main drive gear through driven disc hub and into
pilot bearing.
3. Dual disc clutches:
a. Place the front driven disc assembly with
side stamped “ F L Y W H E E L S ID E " against fly­
wheel. Place the intermediate plate against the
front driven disc assembly. Place the rear driven
disc assembly against the intermediate plate with
side stamped " P R E S S U R E P L A T E SIDE” facing
out. Move clutch cover assembly into position
against duel disc assembly.
b. Insert alignment tool or old transmission
main drive gear into pilot bearing.
4. If alignment marks were made on clutch
cover and engine flywheel prior to removal, align
these marks.
5. Install cover-to-flywheel bolts and wash­
ers. Tighten bolts alternately one turn at a time
to compress clutch tension springs evenly and
prevent possible distortion of cover.
N O T E : Tighten clutch cover-to-flywheel bolts
to 35 to 45 foot-pounds torque. Remove aligning
tool.
IM P O R T A N T : After installing clutch cover
assembly be sure to remove wood blocks or hold-
down bolts and washers.
6. Remove the clutch aligning tool.
7. Clutch release mechanism (fork type):
a. Be sure clutch release bearing (fig. 5) is
lubricated as described previously under "Clutch
Release Mechanism.”
b. Install release fork ball stud and spacer
(when used) to the clutch housing.
Figure 7 — Checking Clearance Between
Flywheel a nd Intermediate Plate
c. Apply a small amount of high temperature
grease to ball stud recess in release fork, then
install ball stud retainer spring in fork. Force
ball stud into fork recess until engaged by spring.
d. Position release bearing in yoke portion of
release fork.
8. Clutch release mechanism (yoke type):
a.
Be sure clutch release bearing and sup­
port assembly is lubricated as described pre­
viously under "Clutch Release Mechanism.”
9. Install transmission assembly as described
in "T R A N S M IS S IO N ON - VEH ICLE S E R V I C E
O P E R A T IO N S ” (SEC. 7B).
10. Adjust clutch controls as described in
" C L U T C H C O N T R O L S ” (SEC. 7D).
CHEVROLET SERIES 70-80 H E A V Y DUTY TRUCK SH O P M A N U A L