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18-36
1977 PONTIAC SERVICE MANUAL
Replace
1. If original pulley and bearing assembly is to be
reinstalled, wipe frictional surface of pulley clean. If frictional
surface of pulley shows any indication of damage due to
overheating, the pulley and bearing should be replaced.
2. Check bearing for brinelling, excessive looseness,
noise, and lubricant leakage. If any of these conditions exist,
bearing should be replaced. See "Compressor Pulley Bearing"
Replacement Procedure.
3. Press or tap pulley and bearing assembly on neck of
compressor until it seats, using Pulley and Bearing Installer
J 9481 with Universal Handle J 8092 (Fig. 1B-38). The
Installer will apply force to inner race of bearing and prevent
damage to bearing.
:ig. 18-38 Installing 1 9 7 7 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
(#26).
6. Install absorbent sleeve in compressor neck.
7. Install absorbent sleeve retainer in neck of
compressor. Using sleeve from Seal Seat Remover-Installer
J 23128, install retainer so that outer edge is recessed 1/32"
from compressor neck face.
8. Install clutch plate and hub assembly as described in
"Compressor Clutch Plate and Hub Asm." Replacement
Procedure.
A-6 COMPRESSOR PULLEY BEARING
Remove
1. Remove clutch plate and hub assembly as described
in "Compressor Clutch Plate and Hub Asm." Removal
procedure.
2. Remove pulley and bearing assembly as described in
"Compressor Pulley and Bearing Asm." Removal procedure.
3. Remove vulley bearing retainer ring with a small
screwdriver or
tool (F;~. 1B-39).
-
BEARING
RETAINER
RING
Fig. 18-39 Removing 1 9 7 7 A-6 Pulley and Bearing
Retainer Ring
4. Place pulley and bearing assembly on inverted
Support Block J 21352 and, using Pulley Bearing Remover
J 9398 with Universal Handle J 8092, drive Bearing assembly
out of pulley (Fig. 1B-40).
Fig. 18-40 Removing Bearing From 1 9 7 7 A-6 Pulley
Asm.
Replace
1. Install new bearing in pulley using Pulley and Bearing
Installer J 9481 with Universal Handle J 8092 (Fig. 1B-41).
The Installer will apply the force to the outer race of the
bearing.
CAUTION:
DO
NOT
CLEAN
NEW
BEARING ASSEMBL Y WITH ANY TYPE OF
SOLVENT. Bearing is supplied with correct
lubncant when assembled and requires no other
Iubncant at any time.
2. Install bearing retainer ring, making certain that it is
properly seated in ring groove.
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