Steering Gear Assembly And Adjustment - Jeep 1979 CJ-5 Technical & Service Manual

2L-32 POWER STORING BEAR AND PUMP
S T U B
S H A F T
: i
A R B O R
T O O L
J - 2 1 5 5 2
SUPPORT BLOCK
4 2 1 2 1
Fig. 2L-36
I r l i r T i l l Instilled l i Rack Piston
(12) Position assembled rack piston and arbor tool on
end and support assembly on wood blocks until ready to
install in housing (fig, 2L-36).
N O T E : Do not allow the arbor tool to separate from the
rack piston.
STEERING GEAR ASSEMBLY AND ADJUSTMENT
(1) Lubricate all components with power steering
fluid.
(2) Remount steering gear in vise (fig. 2L-12).
Clamp unmachined boss portion of housing in vise only.
(3) Install wormshaft lower thrust bearing and
bearing races on wormshaft. Installation sequence is:
race—bearing—race (fig. 2L-37). Coned sides of races
must face rack piston when installed.
(4) Install stub shaft cap O-ring in valve body (if not
installed previously). Be sure O-ring is seated against
edge of stub shaft cap.
(5) Insert wormshaft into valve body. Rotate worm-
shaft until drive lugs engage in stub shaft cap and
wormshaft locating pin engages in valve body notch (fig.
2L-38).
L O W E R
T H R U S T
B E A R I N G
TOPS O F
CONES
MUST FACE
B O T T O M O F
G E A R
4 ° C O N I C A L T H R U S T
B E A R I N G RACES
A 4 2 1 0 3
Fig 2L-37 Wormshaft and Valve Body Assembly
W O R M S H A F T L O C A T I N G PIN
8 0 4 9 4
Fig. 2L-38 Valve Body-Wormshaft Installation
(6) Install assembled valve body and wormshaft in
housing. Be sure wormshaft locating pin is still fully
engaged In valve body notch before installing (fig. 2L-
38).
CAUTION: Do not press against the stub shaft to in-
stall the valve body and wormshaft. This could cause the
stub shaft to disengage from the valve body allowing the
spool valve O-ring to slip into the valve body oil grooves.
Perform installation by pressing directly on the valve
body with the fingertips only (fig. 2L-38). In addition, be
sure the valve body is properly seated before installing
the adjuster plug. When the valve body is seated cor-
rectly, the fluid return port in the gear housing will be