GMC 1989 Light Duty Truck Repair Manual page 132

3B3-18 POWER STEERING
with the bolt holes in the housing and that the
thrust plate engages the pump ring dowel pins.
14. Retaining ring (14).
• Use a press to compress the thrust plate (figure
45).
• Opening of ring (14) centered with bolt hole
nearest to access hole.
15. Driveshaft seal (16).
• Use a suitable socket to press seal into housing
until it bottoms (figure 34).
16. Bearing (18) onto the driveshaft (17) (figure 33).
• Slide the assembly into the housing while rotat­
ing the driveshaft so that the shaft serrations
engage with the rotor.
17. Retaining ring (19). Use a suitable pair of snap ring
pliers (figure 32).
• Make sure the beveled side of ring (19) is prop­
erly located.
REMOVE TUBE
Figure 3 9 — R em o ve and Install R eturn T ub e
INSTALL TUBE
F-02154
18. Flow control spring (20).
19. Flow control valve (21).
20. O-ring seal (22).
21. O-ring (25).
22. Reservoir (24) (figure 30).
23. Clips (26) (figure 29).
Figure 40— Install Sleeve Assembly
Figure 41 — Installation of the Pin, Seal and Pressure
Plate Spring
Figure 4 2 — Installing of th e P ressu re P late