GMC 1990 Light Truck Repair Manual page 22

1B1-2 A-6 AIR CONDITIONING COMPRESSOR
1. Nut
2. Clutch
3. Ring
4. Pulley Bearing Ring
5. Bearing
6. Pulley
7. Clutch Coil Ring
8. Coil
9. Shell
10. Sleeve Seal
11. Flat Seal
12. Ring
13. Seat Seal
14. Shaft Seal
15. Shaft Seal (O-ring)
16. Front Head
17. Seal (Front)
18. Discharge Valve
Plate (Front)
19. Reed Suction
Valve (Front)
20. Pin
21. Bearing
22. Drain Screw
23. Gasket
24. Sleeve
25. Seal
26. Tube
27. Race
28. Bearing
29. Cylinder (Front)
30. Sleeve
31. Seal
32. Piston
33. Ring (Piston)
34. Ball
35. Seal (Ball)
36. Key
37. Ring (Piston)
38. Pin
39. Shaft
40. Race
41. Bearing
42. Cylinder (Rear)
43. Seal
44. Tube
45. Pin
46. Plate
47. Bearing
48. Discharge Valve
Plate (Rear)
49. Reed Suction Valve (Rear)
50. Inner Gear
Outer Gear
Seal (Rear)
Nut
Rear Head
Seal
Pressure Relief Valve
Seal
Screen
Figure 1—Compressor Component View
F1538