Chevrolet 1988 Light Duty Truck Repair Manual page 29

1. Needle bearing (21) to the front cylinder (29) with
J 9432 (figure 27).
• Support the cylinder half (29) on J 21352-A.
• Insert needle bearing (21).
• Insert J 9432 into the hub end (inner side) of
the cylinder head (29) and drive the needle
bearing into the cylinder.
• Production com pressors use V
n e e d le b e a rin g s .
interchangeable.
• Remove cylinder half (29) from J 21352-A.
2. J 9397 on J 9396.
3. The front cylinder half (29) in J 9397 flat side down.
• The front cylinder half (29) has a long slot
extending out from the shaft hole. The " legs"
of the front cylinder half (29) will point upward.
4. " Zero" thrust race (27), thrust bearing (28) and
" zero" thrust race (27) to the front end of the shaft
(38) (figure 28).
• Lubricate the races (27) and the bearing (28)
with petroleum jelly.
5. Threaded end of the shaft (39) through the needle
bearing (21) in the front cylinder half (29) and allow
the thrust race (27) and bearing (28) to rest on the
hub of the cylinder.
6. Insert a thrust race on the rear end of the shaft (38)
so that it rests on the hub of the axial plate.
• L u b ric a te th e ra c e s
petroleum jelly.
7. Place the balls (32) into the sockets of number one
piston (figure 29).
A-6 AIR CONDITIONING COMPRESSOR 1B1-13
2
- and 5/s-inch
T h e b e a rin g s are
a n d b e a rin g w ith
41. Bearing
Figure 28— Installing the Rear Thrust Races
and Bearing
• Lubricate the ball sockets with 525 viscosity
refrigerant oil.
8. Place the shoe discs (33) over the ball (32) in the
front end of the piston.
• Lubricate the cavity of the shoe disc with 525
refrigerant oil.
• The fro n t end of the p isto n (32) has an
identifying notch in the casting web.
F-01595