GMC 1990 Light Truck Repair Manual page 112

3B2-10 MANUAL STEERING
Adjustment
Worm Bearing.................................................................................................................
Over Center Preload......................................................................................................
Total Steering Gear Preload..........................................................................................
Manual Steering Gear
Side Cover Bolts.............................................................................................................
Pitman Shaft Adjusting Screw Locknut.......................................................................
Coupling Flange to Gear Pinch Bolt............................................................................
Clamp to Ball Nut Screw...............................................................................................
Manual Steering Gear
Side Cover Bolts.............................................................................................................
Pitman Shaft Adjusting Screw Locknut.......................................................................
Clamp to Ball Nut Screw...............................................................................................
SPECIFICATIONS
ADJUSTMENT
FASTENER TORQUE
SAGINAW MODEL 525
SAGINAW MODEL 535
SPECIAL TOOLS
J 29369-1
J 6278
J 35469
J 35365
J 8092
Torque to Turn Worm Shaft
N m
0.6-1.0
0.5-1.2
In Excess of
Worm Bearing Preload
1.8
'
N m
40
34
40
5.5
N m
18
30
5.5
1. Worm Bearing
Adjuster Cup Puller
(Use with J-2619-01)
2. Pitman Shaft Bearing
Remover
3. Pitman Shaft Bearing
Installer
4. Worm Bearing Cup
Installer
5. Treaded Universal
Driver Handle
(3 U" - 10 Thread)
In. Lbs.
5-8
4-10
16 max.
Ft. Lbs.
30
25
30
4
Ft. Lbs.
13
22
4
T2506
F5814