Chevrolet Light Duty Truck 1973, Service Manual

Page: 605 / 979

CLUTCHES & M A N U A L T R A N S M I S S I O N S 7 M - 1 5
ball mounting with a screwdriver, until the fork
snaps loose from the ball or remove ball stud from
rear of clutch housing. Remove throwout bearing
from clutch fork.
NOTE: The retainer may be removed from
the fork by prying out with a small
screwdriver.
5. Install Tool J-5824 or a used clutch drive gear to support
the clutch assembly during removal.
NOTE: Before removing clutch from fly­
wheel, mark the flywheel, clutch cover and
one pressure plate lug, so that these parts
may be assembled in their same relative
positions, as they were balanced as an
assembly.
6. Loosen the holding screws a turn or two at a time to
avoid bending rim of cover. It is advantageous to
place wood or metal spacers (approximately 3/8
thick) between the clutch levers and the cover to
hold the levers down as the holding screws are
removed or when clutch is removed from engine.
When removing driven plate be sure to mark
flywheel side.
7. Remove clutch pilot tool and remove clutch
assembly from vehicle.
NOTE: Inspect flywheel for heat defects,
cracks or other defects.
Installation To Vehicle
1. Assemble driven plate and clutch cover assembly to
flywheel in accordance with marking on driven
plate for flywheel side. Use Tool J-5824 or a
dummy shaft to support assembly.
2. Line up the clutch assembly with "X" mark or
painted white letter with "X" mark on flywheel,
before tightening cover holding screws.
3. Tighten holding screws, a turn at a time, before re­
moving dummy shaft.
4.
Remove clutch pilot tool.
5.
Pack clutch fork ball seat with a small amount of
high melting point grease and install a new retainer
in the groove of the clutch fork if the old retainer is
worn or damaged.
NOTE: Install retainer with high side up,
away from bottom of the ball socket and with
open end of retainer oon the horizontal.
CAU TIO N:
Be careful not to use too much
lubricant. Excessive lubricant may get on
clutch fingers and cause slippage.
6. Replace clutch fork ball if removed from the clutch
housing and snap clutch fork onto the ball.
7.
Pack lubricant in the recess on the inside of the
throwout bearing collar and coat the throwout fork
groove with a small amount of graphite grease (fig.
9).
8. Install throwout bearing assembly to the throwout
fork. Install clutch and flywheel housing to engine.
9. Assemble transmission as outlined in Transmission
Section,
10.
Align push rod to clutch fork and attach return
spring to clutch fork.
11. Adjust clutch linkage (See adjustments in this
section).
LIGHT DUTY TRUCK SERVICE MANUAL