Chevrolet 1988 Light Duty Truck Repair Manual page 27

Invert the com pressor and place the shaft end
up on the bench with the internal assembly
support block resting on the bench.
Im p o rtan t
To prevent dam aging the shaft, do not
tap on the end of the com pressor shaft
to remove the internal mechanism. If the
mechanism will not slide out of the com ­
pressor shell, tap on the front head with
a plastic hammer.
A-6 AIR CONDITIONING COMPRESSOR 1B1-11
11. Front head assem bly (16) from the shell (9).
12. Front seal (17).
13. Front discharge valve plate (18).
14. Front suction reed plate (19).
15. Suction cross-over plate (46) (figure 22).
16. Cylinder halves (29 and 42).
17. Rear half (42) of the com pressor from the pistons
(30).
18. Front cylinder half (29) with the piston (38), shaft
and axial plate (38) to J 9397.
19. Pistons (30), balls (31) and seats (33) in the order in
which the pistons are marked.
20. Rear thrust races (40) and thrust bearing (41) from
the shaft (39) (figure 26).
21. Shaft (39) from the front cylinder half (29).
22. Front thrust races (27) and thrust bearing (28).
• Rest the com pressor shell (9) on its side and
push the fronthead assembly (16) through the
shell (9).
• Tap on the outside of the front head (16) with a
plastic ham m er to overcome the friction of the
seal (17) between the fronthead (16) and the
shell (9).
• Pry with a screwdriver between the casting
(29) and the cover.
• Num ber the piston and the piston bores with
the same numbers so the pistons can be in­
stalled in their bores (figure 23).
• Separate the cylinders (29 and 42) with a
block of wood and a mallet (figure 24).
• Do not let the discharge cross-over tube (26)
touch the axial plate (39).
• Do not strike the shaft at either end to sepa­
rate the upper and lower cylinder halves be­
cause the shaft (39) can be damaged.
• Place parts in J 9402.
• Place the pistons (32) in J 9402 with the notch
in the casting web at the front end of the pis­
ton into the dimpled groove of the J 9402 (fig­
ure 25).
• If necessary, bend the discharge cross-over
tube (26) to remove the shaft (39).