Lull 944E-42 Service Manual User Manual download pdf (Page 114)

100

101

Cab and Covers

4.10

Model 644E-42/944E-42 Rev. 6/04

6. Remove the retaining nut (1) that secures the steer

selector knob and pull off the knob.

7. Remove the four socket-head screws (2) that secure

the steer select valve to the dash.

8. Remove the left front dash panel (3).

9. Pull the steer select valve (4) through the front dash

opening (5) label and remove the hoses from the

back of the valve.

10. Remove the steer selector valve from the cab and

wipe up any hydraulic fluid spilled in or around the

area.

b. Steer Select Valve Reassembly

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 fluid.

Note: Torque all the fittings as specified in Section 2.3,

“Torques.”

1. Place the steer select valve (6) on a suitable work

surface.

2. Transfer the elbow (7) to the “T” port on the side of

the new steer select valve.

3. Transfer the straight connectors (8) to the individual

ports on the bottom of the new steer select valve.

4. Reinstall the steer select valve into the dash. Refer

to the reassembly procedure in Steer Select Valve

Installation 4.3.4, d for installation procedures.

c. Three-Mode Steering Test

Refer to Section 8.7, “Hydraulic System Testing.”

d. Steer Select Valve Installation

1. Place the steer select valve (9) in the front dash

opening (10) and connect all of the hoses, except for

the drain hose (11), to their corresponding fittings.

MU4010

MU3330

MU4060

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