Pontiac tempest 1968 Service Manual page 43

1A-16 1968 P O N T I A C SERVICE M A N U A L
F i g . 1 A - 1 7 Removing O-Ring Seal
using J 9393-1 and 2. Be sure the seal seat O-ring
is not dislodged and seal seat Is making a good
seal with O-ring.
4. Install new seal seat retainer ring, using J 5403
(No. 21 T r u arc pliers), with flat face against seal
seat. The sleeve from J 9393 may be used to press
on retainer ring so that i t snaps Into place. Remove
seal protector J 22974 from the end of shaft.
5. Leak test compressor and correct any leaks
found.
6. Wipe out any excess o i l inside the compressor
neck and on the shaft, resulting from Installing the
new seal parts.
7. Install new absorbent sleeve by rolling the
material into a cylinder, overlapping ends, and
slipping sleeve into compressor neck with overlap
toward the top of compressor. With a small screw­
driver or s i m i l a r instrument carefully spread sleeve
to remove the overlap so that In the final position
the ends of sleeve w i l l butt at top v e r t i c a l centerline.
8. Position new metal sleeve retainer so that its
flange face w i l l be against the front end of the sleeve.
Tool J 9395 or the sleeve from J 9393 may be used
to install the retainer. Press and tap with a mallet,
setting the retainer and sleeve into place, until the
outer edge of the retainer is recessed approximately
1/32" from the face of the compressor neck.
9. Re-install the hub and drive plate assembly.
10. Evacuate and charge refrigeration system.
11. Perform operational test,
COMPRESSOR ASSEMBLY-OVERHAUL
INTRODUCTION
These operations are based on the use of recom­
mended service tools and on condition that an ade­
quate stock of service parts to select from is
available.
Service parts should include:
1. Standard size piston drive balls.
2. Shoe discs--total of 10 sizes, including ZERO
shoe.
3. Thrust races—total of 14 sizes, including the
ZERO race.
4. Pistons—both standard head and re-expansion
heads.
5. Main shaft-needle bearings.
6. Thrust bearings.
7. Compressor shaft, swash plate and Woodruff
key assembly.
8. Service cylinder assembly—front, rear halves,
with main bearing i n place and halves dowel-pinned
together.
9. Major interior mechanism assembly.
10. Suction reed valve—front, rear.
11. Discharge valve assembly—front, rear.
12. Gasket kit—service containing a l l gaskets,
seals, O-rings, etc. This is to be used each time a
compressor is rebuilt after a teardown.
13. Shaft seal k i t .
14. Nuts—head to shell and shaft.
15. Ring—retainers.
16. Cylinder locator pins.
17. Valve and head locator pins.
18. Service type—discharge crossover tube k i t .
A clean work bench, orderliness of the work area
and a place for a l l parts being removed and r e -