Lull 944E-42 Service Manual - Manual (Page 112)

Cab and Covers
4.8 Model 644E-42/944E-42 Rev. 6/04
8. Support the bottom of the steering valve (1), and
remove the four flange capscrews (2) and
lockwashers (3). Remove the steering valve through
the lower dash panel opening.
9. Remove the steering column (4), by pushing it down,
and removing it through the lower dash panel
opening.
b. Steering Column and Valve Installation
1. Install the steering column (4) and steering valve (1),
by inserting them through the lower dash panel
opening. Position steering valve in the cab, with the
“LS” port fitting (5) pointing toward the left side of the
cab (as viewed by the operator). Secure the steering
valve and column with four capscrews (2) and
lockwashers (3). Torque capscrews to
13 lb-ft (18 Nm).
Note: Torque all the fittings as specified in Section 2.3,
“Torques.”
Note: Use new oiled o-rings as required. ALWAYS
replace seals, o-rings, gaskets, etc., with new parts to
help ensure proper sealing and operation. Lubricate
seals and o-rings with clean hydraulic oil
2. Install new o-rings into the fittings. Lubricate the o-rings
with clean hydraulic oil.
3. Connect the load sense hose (5) to the “LS” port on
the left side of the steering valve.
4. Connect the horn button wire to the cab wiring
harness.
5. Install new o-rings into the fittings. Lubricate the o-rings
with clean hydraulic oil.
6. Working through the front display panel opening,
connect the four hoses as previously labeled, to the
appropriate ports on the top of the steering valve (1).
7. Install the transmission travel and gear selector
lever. (Refer to Section 4.3.2, d. “Transmission Travel
and Gear Select Lever Installation.”)
8. Install the steering wheel. (Refer to Section 4.3.2, b.
“Steering Wheel Installation.”)
9. Plug the twenty pin connector (6) into the back of the
front display panel (7).
10. Attach the front display panel (7) to the cab, using
the five capscrews (8).
11. Carefully examine all connections one last time
before engine start-up. Rectify any faulty conditions.
MU3150 1
2
3
4
5
MU3140
6
7
8
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