Steering Gear Service; Pitman Shaft And Side Cover Replacement - GMC T Series 1994 Repair Manual

0
Adjust
Over-center torque by turning the pitman shaft
adjuster screw clockwise until the correct preload
torque is obtained.
Add 0.7-1.1 N*m (6-10 lb. in.) torque to the
previously measured worm bearing preload torque.
• Adjuster lock nut (8) to 49 N*m (36 lb. ft.).
• Prevent adjuster screw from turning while
tightening adjuster lock nut (8).
Install steering gear. Refer to "Power Steering
8
.
Gear Replacement" in Section 3B.
A-FIRST INDEX MARK
B-SECOND INDEX MARK
Figure 6 Aligning the Adjuster Plug to the Second Mark
7 -COVER, SIDE
4 0 -SHAFT, STUB

STEERING GEAR SERVICE

PITMAN SHAFT AND SIDE COVER
REPLACEMENT
Figures 1 and 2
Remove or Disconnect
Steering gear from vehicle. Refer to "Power Steering
Gear Replacement" in Section 3B.
Pitman arm from steering gear. Refer to "Steering
Linkage" in Section 3B3.
Rotate stub shaft back and forth to drain power
steering fluid.
XjjjjL
Clean
Exposed end of pitman shaft and housing.
Use a wire brush to clean pitman shaft spline.
A - MASTER SPLINE ON THE PITMAN SHAFT
B-SCREW, ADJUSTER
12-SHAFT, PITMAN
Figure 8 Aligning Pitman Shaft Master Spline
A-CENTER LINE