Hummer H1 Service Manual page 525

8-34 Steering System
CONCAVE (ANGLED) SIDE OF RACES
MUST BE TOWARD WORMSHAFT FLANGE
Figure 8-59: Aligning and Seating Stub Shaft In
Valve Body
8. Install O-ring on stub shaft cap (Figure 8-63).
9. Align slot in valve body with pin in wormshaft flange and
insert wormshaft into valve body (Figure 8-63). Be sure
wormshaft flange is fully seated in stub shaft.
10. Set assembly aside for later installation.
THRUST BEARING
AND RACES
WORMSHAFT
MAKE SURE ANGLE OF
THRUST RACES ARE AS SHOWN
Figure 8-60: Wormshaft and Valve Body/Stub Shaft
Assembly
4-1-00
__________________________________________________________
THRUST
BEARING
ALIGN PIN
AND SLOT
VALVE BODY/
STUB SHAFT
O-RING
ASSEMBLY
Adjuster Plug Assembly
1. Position new stub shaft bearing on installer tool J–6221.
Position bearing so ID number is toward installer tool.
This will minimize any chance of damaging the bearing
during installation.
2. Install stub shaft bearing in adjuster plug with tool J–6221
(Figure 8-61). Place adjuster plug on wood block as
shown.
TOOL J–6221
ADJUSTER
PLUG
WOOD
BLOCK
Figure 8-61: Installing Stub Shaft Bearing and Seals
In Adjuster Plug
3. Install stub shaft oil seal and dust seal in adjuster plug with
tool J–6221. Then install snap ring to secure seals and
bearing (Figure 8-62).
4. Assemble and install thrust bearing and races in adjuster
plug (Figure 8-62). Be sure races are installed as shown
(Figure 8-62).
5. Install spacer and retainer in adjuster plug (Figure 8-62).
6. Seat retainer in adjuster plug with pin punch (Figure 8-63).
7. Install O-ring on adjuster plug (Figure 8-63).
®
STUB SHAFT
BEARING