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Lull 944E-42 Service Manual User Manual

Page 705

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9.195

Model 644E-42/944E-42

Rev. 6/04

Electrical System

3. Carefully pry the windshield wiper switch and wire

connector out of the mounting hole.

4. Disconnect the windshield wiper switch with bezel

from the cab wiring harness connector.

b. Disassembly

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

c. Cleaning and Drying

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

d. Inspection and Replacement

1. Inspect the switch terminals for continuity with the

switch in the OFF, ON and WASH positions. (Refer
to Section 9.8.38, “Front Wiper/Washer Circuit &
Troubleshooting.”)

2. Replace the switch if it fails any of the tests in step 1.

e. Installation and Testing

1. Connect the windshield washer switch to the cab

harness connector.

2. Position the switch over the rectangular switch bezel,

and snap into position.

3. If the vehicle has dual batteries, connect both

negative battery cables (7 and 8) to both batteries.

Connect the lower negative battery cable (7) to the
negative (-) terminal on the lower battery (9). Swing
the upper battery box (12) in and make sure that the
lip (11) on the upper battery box slides below the
knob (10). Secure in place with the knob.

4. Lower and lock engine cover. To release and lower

the engine cover (5) from the fully raised position, lift
up slightly on the cover and push the upper part of
the right gas shock (6) (orange tab) to the left. Line
up the upper part of the shock lock tube with the
lower part of the gas shock and pull the cover down
to the closed position.

5. Turn the ignition switch (2) to the RUN position (3)

and press and hold the bottom of the switch to test
the windshield washer function. Turn the ignition
switch (2) to the OFF (4) position.

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