JLG G6-23A Service Manual - Manual (Page 111)

9.21 G5-19A, G6-23A
Electrical System
b. Disassembly
DO NOT disassemble the pump. The pump is not
serviceable. Replace pump if found to be defective.
c. Installation and Testing
1. Connect the windshield washer hoses to the
reservoir.
2. Connect the cab wiring harness connectors to the
reservoir connectors.
3. Install the reservoir tank onto the mounting studs.
4. Install the lockwashers and nuts and secure.
5. Fill the washer fluid reservoir with washer fluid.
6. Connect the battery negative (-) cable to the battery
negative (-) terminal.
7. Close and secure the engine cover.
8. Turn the ignition key switch to the RUN position and
press the washer switch. Verify that fluid is sprayed
on the windshield.
9.10 CAB HEATER AND FAN
9.10.1 Cab Heater Controls
Note: If the suspect component is found to be within the
heater box, the heater box must be removed as a
complete unit and replaced. For additional information
on the removal and installation of the heater box, refer to
Section 4.3.9, a. “Heater Assembly Removal.”
The cab heater controls are located to the right of the
seat. The control panel consists of a variable speed fan
control knob and a temperature control knob.
a. Cab Heater Controls Removal
Note: After determining which control knob is not
functioning, remove only the suspect control knob. In
order to remove either knob, the cab heater and fan
control panel must be removed from the dash panel.
1. Open the engine cover.
2. Disconnect the battery negative (-) cable at the
battery negative (-) terminal.
3. Remove the setscrew from the variable speed fan
control knob or temperature control knob.
4. Remove the right side control panel screws.
5. Remove the screws and backing locknuts from the
cab heater and fan control panel.
6. Pull the control panel out from the dash panel, and if
removing variable speed fan control, remove the cab
harness connector.
7. If removing the temperature control knob, disconnect
the cable connector and remove control knob.
8. Remove the hex locknut from the suspect control
shaft.
9. Remove the control from the panel.
b. Disassembly
DO NOT disassemble the cab heater and fan controls.
The controls are not serviceable. Replace controls if
found to be defective.
c. Installation and Testing
1. Check that the variable speed fan control is in the
OFF position.
2. If installing the temperature control, attach the cable
connector to the back of the control.
3. Insert the control shaft through the panel, ensuring
that the knob is in the VERTICAL position.
4. Install the hex locknut on the shaft and tighten.
5. Connect the cab harness connector to the variable
speed fan control.
6. Install the control panel screws.
7. Install the setscrew, securing the knob to the control.
8. Connect the battery negative (-) cable to the battery
negative (-) terminal.
9. Close and secure the engine cover.