I A-14
1968
PONTIAC
SERVICE
MANUAL
COMPRESSOR CLUTCH COIL
AND HOUSING.
ASSEMBLY
REMOVE
AND
REPLACE—
PONTIAC,
TEMPEST
AND FIREBIRD
REMOVE
1. Remove hub and drive plate assembly.
2.
Remove pulley and bearing assembly,
3.
Remove electrical connection plug from ter-
minals
on coil.
4.
Note
position of electrical terminals and scribe
location of coil housing terminals on compressor
body.
5. Use J 6435 (No. 26
Truarc
pliers) and remove
coil
housing retainer ring (Fig. 1A-13).
6
0
Remove coil housing assembly.
REPLACE
1. Position clutch coil on compressor front head
casting so electrical terminals are in their proper
location as previously scribed on compressor body.
NOTE:
Make certain coil is
properly
seated
on
dowels.
2.
Replace the coil retainer ring with flat side of
ring
facing coil, using J 6435 (No. 26
Truarc
pliers).
3.
Connect electrical connection.
4. Replace pulley and bearing assembly.
Fig.
1A-13
Removing Coil Housing Retainer Ring
5. Replace hub and drive plate assembly, making
sure
the proper
tools
are used to replace this as-
sembly. DO NOT drive or pound on hub assembly.
REMOVE
COMPRESSOR ASSEMBLY
TO SERVICE
ENGINE—PONTIAC
AND
TEMPEST
1. Disconnect compressor clutch coil ground wire
at compressor and wire connector at coil.
2.
Remove compressor drive belt.
3.
Remove compressor
rear
brace to cylinder
head brace bolt at compressor mounting bracket.
4. Remove compressor front plate to mounting
bracket
upper bolts and lower adjusting bolt.
5. Remove compressor
rear
plate to mounting
bracket
lower adjusting bolt.
6. Pad fender and fender
skirt
and place com-
pressor
near top of fender
skirt,
securing com-
pressor
to right fender brace (with wire, rope or
similar
means).
CA
UTION:
Do not kink any hoses or place exces-
sive
tension on the hose.
7. Replace by reversing the above procedure.
8. Tighten compressor belt to give 100-105 lbs.
indicated
on the Burroughs Belt Tension Gauge.
COMPRESSOR
SHAFT
SEAL
ASSEMBLY
REMOVE
AND
REPLACE
NOTE:
When refrigeration
system
components
other than the compressor are replaced, the com-
pressor
must
be removed and oil drained from the
compressor if oil was sprayed in large amounts
due to leaks or broken shaft
seal.
See "Checking
Compressor Oil Level and Adding Oil".
REMOVE
AND
REPLACE SHAFT
SEAL
NOTE:
Compressor shaft seals, other than
those
replaced during a compressor overhaul, are to be
replaced
only
on the
basis
of actual refrigerant
leakage
as determined by
test
with
a propane
torch
type
leak
detector
in
good
condition.
REMOVE
1. Depressurize refrigeration system.
2.
Remove hub and drive plate assembly, and shaft
key.
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