Installing Front Head Casing; Identification O F Front And Rear Discharge Valve Plate; Installing Service Discharge Crossover Tube - Pontiac Grand Prix Service Manual

CUSTOM AIR CONDITIONING 1A-25
3. Assemble one end of senice discharge crossover
tube into hole in front cylinder (Fig. 1A-37).
4. Rotate shaft to position pistons in a "stair step"
arrangement. Place rear half cylinder over shaft and
start pistons into cylinder bores.
5. Invert cylinder on fixture and complete assembly as
follows
:
a. Compress piston ring on each piston so as to permit
its entrance into cylinder.
b. When all three pistons and rings are in their
respective cylinders, align end of the discharge cross-
over tube with hole in rear half cylinder, making sure
flattened portion of this tube faces inside of compres-
sor (for swash plate clearance).
c. When satisfied that all parts are in proper align-
ment, tap with a fiber block mallet to "seat" rear
cylinder over locating dowel pins.
6.
Generously lubricate
all
moving parts
with
clean
Frigidaire
525
viscosity oil, or equivalent. Check for
free rotation of mechanism.
7. Check operation and smoothness of piston travel
before proceeding with remainder of assembly. If any
improper operation is observed during this check, the
mechanism may have to be regauged. Complete
assembly when correct operation is obtained.
8. Install crossover cover in cylinder.
9. Place internal mechanism in J 9397 compressing
fixture if cylinder head dowe.1 pins are to be replaced.
REAR DISCHARGE
FRONT DISCHARGE
VALVE PLATE VALVE PLATE
Fig.
1A-39
Identification o f Front and Rear
Discharge Valve Plate
Fig.
1A-40
Installing Front Head Cas~ng
10. Replace two dowel pins in front cylinder if
previously removed.
NOTE: A rod drilled
1/4"
deep to O.D. of dowel pins
will aid in installing pins.
4
11. Remove internal mechanism from
J
9397 fixture.
REPLACE
1. Install semce discharge crossover pipe front O-ring
and spacer (Fig. 1A-38).
2. Assemble suction reed valve to front end of cylinder.
Align dowel pin holes, suction ports and oil return slot.
Fig.
1A-41
Installing Service Discharge Crossover Tube