SkyTrak 8042 Service Manual - Manual (Page 804)

9.213 Model 8042, 10042, 10054 Legacy Rev. 10/03
Electrical System
Operator’s Display Panel Test
Check the following, as the key switch is placed in the
RUN position (21):
1. All lights must illuminate for a minimum of 3 seconds.
Note: If the park brake switch is engaged, the park
brake instrument cluster light will also stay illuminated.
2. Alternator warning and engine oil pressure light must
stay illuminated after three seconds.
9.12 WINDOW WIPER/WASHER (OPTION)
9.12.1 Windshield Wiper Switch
Figure 9-2 Windshield Wiper Switch Location
The windshield wiper switch (22) is supplied on
enclosed cab models only. The front windshield
wiper is located on the dash panel to the right of
the steering column and is pressed or
“snapped” into a rectangular switch bezel. It is a three-
position switch providing OFF (upper position), center for
LOW speed and lower position for HIGH speed
operation.
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. Carefully pry the windshield wiper switch (22) and
wire connector out of the mounting hole.
3. 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, LOW speed and HIGH speed
positions. (Refer to Section 9.7.44, “Front
Windshield Wiper Circuit and Troubleshooting
(Option).”)
2. Replace the switch if it fails any of the tests in Step 1.
e. Installation and Testing
1. Connect the windshield 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 windshield wiper LOW speed and HIGH
speed functions.
MA10,0010
21
OH18502 22
OS19302