Chevrolet 1988 Light Duty Truck Repair Manual page 98

1B5-12 HR-6 AIR CONDITIONING COMPRESSOR
3. Valve plate (26).
• Over the guide pins into position (figure 33).
4. Suction reed plate (25).
• Over the guide pins into proper position (figure
34).
• Be sure all three suction reed tips cover the
suction ports in the rear valve plate (26).
5. Cylinder seal (24).
A. S u ctio n C rossover O penings
B. T hrough B olt H ole (6)
C. S u ctio n Port (3) in Valve Plate
D. D ischarge C rossover Port
E. D ischarge Ports (In Valve Plate)
Figure 33— Installing the Rear Valve Plate
^ - J 21352-A
c
B-06731
• Lubricate a new cylinder seal (24) with clean
525 viscosity refrigerant oil and position the
seal on the rear cylinder (23) (figure 30). Roll
the cylinder seal into the groove. C ylinder (23)
surface must be clean at the rear.
• Apply refrigerant oil to the seal surface of the
rear head to easy assembly.
C ylinder and shaft assem bly (gut pack).
• S haded parts show n in fig u re 3 are not
serviceable. A replacem ent kit (gut pack) is
available for replacem ent.
• Assem ble cylinder and shaft assembly over
the guide pins onto the rear head (28) (figure
35).
• Using both hands, press the cylinder and shaft
assem bly down into the rear head (28).
Im p o rtan t
• Center cylinder seal (22) is not serviceable.
7. C ylinder seal (15).
• Lubricate a new cylinder to front head seal
with clean 525 viscosity refrigerant oil and
install in the front seal groove (figure 35).
8 Suction reed plate (14).
.
• Over J 33016 guide pins (figure 36).
• Check the alignm ent.
Valve plate (13).
• Over J 33016 guide pins (figure 37).
10 Head gasket (12).
• Over J 33016 guide pins (figure 38).
11. Front head (11).