GMC 1982 Light Duty Truck Service Manual page 110

1C 1-12 AIR C O N D IT IO N IN G COMPRESSOR O VERHAUL
| 3 I J 9553
m S E A L
r~2~| J 9392 [~4 | " O " R I N G
Fig. 1C 1-27 Removing and Installing Seal and 0-Ring
(On Car)
|~5~l J 21508
[~6~l J 9392
Fig. 1C 1 -28 Compressor Shaft Seals and 0-Rings
|T~|
[~2~] S E A L S E A T
Fig. 1C 1-29 Removing and Installing Shaft Seal Seat
[71
J22974
----- S H A F T S E A L
P R O T E C T O R
m C E R A M I C
----- S E A L S E A T
m J23128
S E A L S E A T
R E M O V E R
A N D
I N S T A L L E R
Fig. 1C 1-30 Removing & Installing Seal Seat (Off Car)
Check switch cavity and O-ring groove in the rear head for
dirt or foreign material and clean as necessary. Install new
O-ring coated with clean 525 viscosity refrigerant oil into
groove in switch cavity.
7. Lubricate the high pressure cut-off switch housing with clean
525 viscosity refrigerant oil and carefully insert switch into
switch cavity until switch bottoms in cavity.
S P E C IF IC A T IO N P A R T S
S E A L
S E A T
0 R IN G S
S N A P R I N G
P L I E R S
J5403
R E T A I N E R
R I N G
Retaining Ring
C A R T O N M A T E R I A L .
L A R G E C H A M F E R O N
IN S ID E D I A M E T E R .
C E R A M I C M A T E R I A L
W IT H P O L IS H E D
F A C E .
N E O P R E N E , T H U S
C A P A B L E O F
G I V I N G H E A T
R E S IS T A N C E A N D
L IF E E X P E C T A N C Y .
2 1 0 4 5 5
2 1 0 4 5 3
2 1 0 4 5 7