Chrysler DODGE D150 1993 Service Manual page 990

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STEERING 19 - 29
RACK PISTON AND WORM SHAFT REPLACEMENT
J8919-48
Fig. 24 Remove and install Valve Seals
NOTCH IN CAP
VALVE BODY PIN
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J 9 3 1 9 - 3 8
Fig. 25 Stub Shaft Installation
(7) Install stub shaft and valve assembly to worm
shaft. Line up worm shaft to slot in the valve assem­
bly.
(8) Adjust Thrust Bearing Preload Adjustment and
Over-Center Adjustment. Refer to Steering Gear Ad­
justments in this section.
REMOVE
(1) Remove steering gear from vehicle. Refer
Power Steering Gear Replacement in this section.
to
DISASSEMBLE
(1) Remove pitman shaft and side cover. Refer to
Side Cover and P i t m a n Shaft Replacement in this
section.
(2) Remove housing plug end. Refer to Housing
End Plug Replacement in this section.
(3) Turn stub shaft COUNTERCLOCKWISE until
the rack piston begins to come out of the housing.
(4) Remove rack piston plug (Fig. 26).
EXTENSION E N D PLUG
RACK
PISTON
J 9 2 1 9 - 9
Fig. 26 Remove and Install Rack Piston End Plug
(5) Insert Arbor C-4175 into bore of rack piston
(Fig. 27). Hold tool tightly against worm shaft while
turning the stub shaft COUNTERCLOCKWISE.
The rack piston will be forced onto the tool and
hold the rack piston balls in place.
(6) Remove the rack piston, rack balls, and tool to­
gether from housing.
(7) Remove valve. Refer to Valve Replacement in
this section.
(8) Remove worm shaft.
(9) Remove thrust bearing and races.
(10) Remove tool from rack piston.
(11) Remove rack piston balls.
(12) Remove screws, clamp and ball guide.
(13) Remove teflon ring and O-ring seal (Fig. 28).
CLEAN AND INSPECTION
(1) Wash all components in clean solvent and dry
with compressed air.
INSTALL
(1) Install steering gear. Refer to Power Steering
Gear Replacement in this section.