Pontiac Fiero 1988 Service Manual page 98

H R - 6 A I R C O N D I T I O N I N G C O M P R E S S O R 1 5
1- J21352-A SUPPORT
BLOCK
2 - POSITION HIGH RELIEF
VALVE IN OPENING
3-POSITION REAR HEAD
SWITCH(ES) IN OPEN-
ING(S)
520039-1P2
Fig. 37 Support Block for the HR-6 Compressor
4. Install front valve plate over the J-33016 guide pins as
shown (Fig. 4 0 ) .
5. Install head gasket over guide pins as shown (Fig. 4 1 ) .
6. Line up mark on front head (step 4 of Remove) w i t h
the alignment marks on the comprssor cylinder and
assemble head over guide pins (Fig. 27).
The front head in Figure 42 is assembled in the
"standard" position and may differ 120° in either
direction. Assemble front head according to location
marked before removal.
7. Using both hands, press down on the front head to
force it over the O-ring at the front of the cylinder.
8. Add new through bolt gaskets to the through bolts and
install the bolts into the compressor assembly. Be sure
four ( 4 ) of the through bolts thread into the rear head
before removing the guide pins.
Alternately tighten the through bolts in progressive
torque until a torque of 8-10 N - m (72-84 in. lbs.) is
achieved on all six ( 6 ) bolts.
9. Install new shaft seal kit per previous procedure.
10. Add amount of new 525 viscosity refrigerant oil as
determined in step 1 of Remove. Install test plate
J-9625-A. Place shaft nut on shaft and rotate
compressor shaft several turns.
11. Leak test complete compressor assembly according to
(Bench-Check) Leak Testing procedure.
12. Remove shaft nut and install clutch parts on
compressor according to previous procedure.
13- Install compressor assembly on car.
14. Evacuate and charge the refrigerant system.
1- 12 O'CLOCK
REFERENCE
POSITION
2— CYLINDER-TO-HEAD
O-RING INSTALLED
INSTALLED ON
FRONT OF CYLINDER
3 - DISCHARGE CROSS-
CAVITY (FRONT)
4 - REAR HEAD
5 - J-21352-A SUPPORT
BLOCK
620040-1P2
Fig. 38 Cylinder and Shaft Assembly Installed
Over Guide Pins into Rear Head
1- 12 O'CLOCK
REFERENCE
2 - TIPS OF SUCTION
REEDS MUST ALL
LOCATE ABOVE
PECESS IN CYLINDER
AT TOP
3 - J-21352-A SUPPORT
BLOCK
4 - 0-RING
5 - DISCHARGE CROSS-
OVER OPENING
520041-1D2
Fig. 39 Suction Reed Installed on Front of Cylinder