4 skylight wiper motor, Skylight wiper motor – SkyTrak 8042 Service Manual User Manual

Page 807

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Electrical System

9.216

Model 8042, 10042, 10054 Legacy

Rev. 10/03

e. Installation and Testing

1. Connect the skylight wiper switch to the cab harness

connector.

2. Position the switch over the rectangular switch bezel

and snap into position.

3. If the vehicle has one battery, connect the

negative (-) battery cable to the negative (-) battery
terminal (1).

If the vehicle has dual batteries, connect both
negative battery cables to both negative (-) battery
terminals (2).

4. Turn the ignition key switch to the RUN position and

test the skylight wiper functions.

9.12.4

Skylight Wiper Motor

a. Removal

1. If the vehicle has one battery, disconnect the

negative (-) battery cable at the negative (-) battery
terminal (1).

If the vehicle has dual batteries, disconnect both
negative battery cables from both negative (-) battery
terminals (2).

2. Remove the wiper arm (3) from the wiper motor

shaft (4).

3. Disconnect the washer hose from the top hose

fitting (5).

4. From inside the cab, remove screws (6) from top

locknut plate (9).

5. Unclip the plastic motor cover (7) and remove.

6. From the top of the cab, remove the hex nut (8) from

the wiper motor shaft (4).

7. From inside the cab, pull the wiper motor down and

away from the roof.

8. Label and disconnect the cab harness connectors

from the wiper motor.

b. Disassembly

DO NOT disassemble the motor. The motor is not
serviceable. Replace motor if found to be defective.

c. Cleaning and Drying

Without submerging the motor, clean the motor with an
approved solvent and dry with a clean, lint-free cloth.

d. Inspection and Replacement

Refer to Section 9.7.45, “Skylight Wiper Circuit and
Troubleshooting (Option).”

e. Installation and Testing

1. Hold wiper motor up toward cab top and install the

cab harness connectors.

2. With the help of an assistant, insert the wiper motor

through the roof hole and have the assistant thread
the hex nut (8) onto the wiper motor shaft (4). Insure
that the motor housing is facing the front of the cab.

MH4890

1

2

MA8360

3

4

5

6

7

8

9

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