Chevrolet 1988 Light Duty Truck Repair Manual page 121

240. A d ju s te r Plug
251. S tub S haft
Figure 16— Bottoming the Adjuster Plug
8. Seal (239) on the adjuster plug (240).
9. N eedle bearing (241) in the adjuster plug. Use
J 8524-1 and J 7079-2 (figure 15).
10. Seal (242), washer (243), and retaining ring (244) in
the adjuster plug (240).
T
Im p o rta n t
• The retainer projections must not extend beyond the
washer (243) when the retainer ring (244) is seated.
The washer must be free to rotate.
11. W orm shaft, valve assem bly into the steering gear
housing.
12. A djuster plug (240) into the steering gear housing.
Use spanner wrench J 7624.
A d ju st (F ig u re s 16 th ro u g h 23)
Tools Required:
J 7624 Spanner W rench
J 7754-01 Torque W rench
1. Bearing preload:
• Use tool J 7624. Turn the adjuster plug (240) to
A. Mark
B. A d ju s te r Plug
H ole
251. S tub Shaft
Figure 17— Marking the Housing
B-06531
Figure 18— Remarking the Housing
the left until the plug and bearing (237) are
firm ly bottomed - about 27 N-m (20 ft. lbs.)
(figure 16).
Figure 19— Aligning the Adjuster Hole with the
N.
B lo ck Tooth
O. Over-Center
Preload A d ju s te r
B-06532
Figure 20 — Pitman Shaft " O ver-C enter" Sector
POWER STEERING 3B3-7
Second Mark
0
Adjustment
F-01872