Lull 944E-42 Service Manual User Manual

Page 741

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9.231

Model 644E-42/944E-42

Rev. 6/04

Electrical System

Early Production Single Joystick

4. If the single joystick harness (5) is functioning

properly, the entire early production single
joystick (9), control module (7) and jumper
harness (8) should be replaced with a new single
joystick assembly. Refer to Section 9.14.11, b. “Early
Production Single Joystick Assembly Replacement.”

Late Production Single Joystick

5. If the single joystick harness (5) is functioning

properly, test the handle assembly. Refer to pages
9.90, 9.94, 9.96, 9.98 or 9.100.

6. If the joystick handle is not working properly, the

handle can be replaced. Refer to Section 9.14.11, c.
“Late Production Single Joystick Handle
Replacement.”

b. Early Production Single Joystick Assembly

Replacement

1. Disconnect the control module jumper harness

connector (15) from the single joystick harness
connector (16). Also disconnect the control module
jumper harness connector (17) from the single
joystick harness (18)

2. Remove the hardware (19) securing the control

module and bracket assembly (20) to the side
console (21). Remove the control module, bracket
assembly and jumper harness from the vehicle.

3. Remove the early production single joystick valve

assembly (22) from the side console. Refer to
Section 4.3.9, a. “Single Joystick Assembly
Removal.”

4. Assemble the new single joystick valve

assembly (22) into the side console. Refer to Section
4.3.9, b. “Single Joystick Assembly Installation.”

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MU6340

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19

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