A - 6 C O M P R E S S O R P U L L E Y B E A R I N G - GMC 1982 Light Duty Truck Service Manual

ID -6 AIR CONDITIONING COMPRESSOR OVERHAUL
2. C heck bearing for brinelling, excessive looseness,
noise, and lubricant leakage. If any o f these conditions exist,
bearing should be replaced. See " A-6 Com pressor Pulley
Bearing" R eplacem ent procedure.
3. Press or tap Pulley and Bearing assembly on neck
of com pressor until it seats, using Pulley and Bearing
Installer J 9481 w ith U niversal H andle J 8092 (Fig. ID -1 1).
The Installer will apply force to inner race of bearing and
prevent dam age to bearing if tool is installed on handle as
shown.
PULLEY AND
BEARING
INSTALLER
J-9481
Fig. 1 D -1 1 Installing A-6 Pulley and Bearing Asm.
4. Check pulley for binding or roughness. Pulley should
rotate freely.
5. Install retainer ring, using Snap Ring Pliers J 6435.
6. Install absorbent
com pressor. Using sleeve from Seal Seat R em over-Installer
J 9393, install retainer so th a t outer edge is recessed .8mm
(1 /3 2 ") from com pressor neck face.
7. Install C lutch Plate and H ub assembly as described
in "A-6 C om pressor C lutch Plate and H ub A sm ."
Replacem ent procedure.

A - 6 C O M P R E S S O R P U L L E Y B E A R I N G

Remove
1. Remove Clutch Plate and H ub assembly as described
in "A-6 C om pressor C lutch Plate and H ub A sm ." Removal
procedure.
2. Remove Pulley and Bearing assembly as described
in "A-6 Com pressor Pulley and Bearing A sm ." Rem oval
procedure.
UNIVERSAL
HANDLE
J-8092
sleeve retainer in neck of
3. Remove pulley bearing retainer ring w ith a small
screwdriver or pointed tool (Fig. I D - 12).
BEARING
RETAINER
RING
Fig. 1D-12 Removing A-6 Pulley and Bearing Retainer Ring
4. Place Pulley and Bearing assembly on inverted
Support Block J 21352 and, using Pulley Bearing Rem over
J 9398 w ith Universal H andle J 8092, drive Bearing
assembly out of pulley (Fig. ID - 13).
U N IV E R S A L H AN D LE
J-8092
PULLEY & BEARING
REMOVER J-9398
PULLEY
A S S E M B L Y
Fig. 1D-13 Removing Bearing From A-6 Pulley Asm.
Replace
1. Install new bearing in pulley using Pulley and
Bearing Installer J 9481 w ith U niversal H andle J 8092 (Fig.
ID -14). The Installer will apply the force to the outer race
of the bearing when tool is used as shown.
N O TIC E:
D o not clean new bearing assembly w ith any
type of solvent. Bearing is supplied with correct
lubricant when assembled and requires no other
lubricant at any time.
2. Install bearing retainer ring, m aking certain that it
is properly seated in ring groove.
3. Install Pulley and Bearing assembly as described in
"A-6 Com pressor Pulley and Bearing A sm ." Replacem ent
procedure.