JLG 723A Service Manual - Manual (Page 140)

Electrical System
9.32 L2906H, 2906H, 3507H, 619A, 723A, 29.6LP, 29.6, 35.7
7. 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.
8. Install right side defroster hose to the dash panel
hose connector.
9. If previously removed, install hydraulic hoses under
the dash.
10. Install the lower dash panel.
11. Remove the Do Not Operate Tag from the ignition
key switch and the steering wheel.
9.12.2 Rear Window Wiper Motor
(if equipped)
a. Removal
1. Park the machine on a firm, level surface with the
machine level, retract and level the boom. Place the
transmission control lever in the (N) NEUTRAL
position and engage the parking brake. Shut the
engine OFF.
2. Place a Do Not Operate Tag on both the ignition key
switch and the steering wheel, stating that the
machine should not be operated.
3. Allow the engine and all system fluids to cool.
4. Properly disconnect the battery.
5. Loosen and remove the rear wiper cover.
6. Disconnect the cab harness connectors from the
wiper motor.
7. Remove the wiper motor in question.
Note: Retain all hardware removed from the wiper
assembly for possible reuse on the replacement motor
housing.
b. Disassembly
DO NOT disassemble the motor. The motor is not
serviceable. Replace motor if found to be defective.
c. Inspection and Replacement
Inspect the motor terminals for continuity. Replace motor
if continuity is not found.
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 proper location.
Note: Align the wiper to ensure wiper stroke covers
window area, and it does not swipe past the glass area.
3. Connect the cab harness connectors to wiper motor
connectors.
4. Install rear wiper cover.
5. Install wiper arm assembly.
6. Properly connect the battery.
7. Close and secure the engine cover.
8. Turn ignition key switch to the RUN position, and
operate wiper to ensure proper operation and that
correct wiper travel is achieved.
9. Remove the Do Not Operate Tag from the ignition
key switch and the steering wheel.
9.12.3 Windshield Washer Reservoir
and Pump
The washer reservoir/motor is located in the engine
compartment as a unit and cannot be serviced
separately.
MY3380
MY3390