JLG 4017 Service Manual - Manual (Page 138)

Electrical System
9.18 4017
d. Installation and Testing
1. Install all required hardware to the motor assembly.
2. Align motor with the mounting holes and bolt the
motor to the mounting bracket.
3. Connect the wiper linkage to the wiper motor shaft.
Note: Align the wiper linkage arm with the flat on the
motor shaft to ensure wiper stroke covers window area,
and it does not swipe past the glass area.
4. Connect the cab harness connectors to windshield
wiper motor connectors.
5. Connect the negative (-) battery cable to the negative
(-) battery terminal.
6. Turn ignition key switch to the RUN position, and
operate windshield wiper in both LOW and HIGH
speeds to ensure proper operation and that correct
wiper travel is achieved. Turn ignition key switch
OFF.
7. Install right side defroster hose to the dash panel
hose connector.
8. If previously removed, install hydraulic hoses under
the dash. (Refer to Section 4.3.1, “Steering Column
and Orbitrol Valve.”)
9. Install the lower dash panel.
10. Close and secure engine cover.
9.9.1 Rear Window Wiper Motor
a. Removal
1. Open engine cover. Allow engine to cool.
2. Disconnect the negative (-) battery cable at the
negative (-) battery terminal.
3. Remove the wiper arm from the wiper motor shaft.
4. Remove the nut on the wiper motor shaft and on the
wiper motor.
5. From inside the cab, pull the wiper motor away from
the rear window.
6. 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. Installation and Testing
1. Hold wiper motor up toward cab rear window and
install the cab harness connectors.
2. With the help of an assistant, insert the wiper motor
through the window hole and have the assistant
thread the hex nuts onto the wiper motor shaft and
the wiper motor. Insure that the motor housing is
facing the front of the cab.
3. Install the wiper arm onto the wiper motor shaft.
4. Connect the negative (-) battery cable to the negative
(-) battery terminal.
5. Turn ignition key switch to the RUN position and turn
the rear wiper switch to the ON position. Ensure
wiper stays on the window through a full stroke. Turn
the rear wiper switch to the OFF position.
6. Engage the washer switch and ensure washer fluid
is sprayed on the rear window. Turn the ignition key
switch to the OFF position.
7. Close and secure engine cover.
9.9.2 Rear Wiper/Rear Window Washer
Switch
a. Removal
1. Refer to Section 9.14.2, “Dash Switches,” for
removal information
MAH0920
Rear Wiper/
Rear
Washer
Switch