TM 9-2320-289-34
4-12.
CAB HEATER CONTROL, ENGINE DIAGNOSTIC, AND OPEN DOOR BUZZER
WIRING HARNESSES REPLACEMENT (Con’t).
6 .
7 .
Inside engine compartment, push cab
heater control wiring harness (4)
through grommet (5). Install clip (9)
and nut (10).
Connect cab heater control wiring
harness (4) to blower resistor (8).
Connect connector (11) to blower
motor capacitor connector (12).
8 .
9 .
10.
Secure cab heater control wiring
harness (4) to instrument panel wiring
harness (3) with 3 clips (2).
Connect connector (1) to instrument
panel wiring harness (3) connector.
Connect cab heater control wiring
harness (4) to blower switch (7).
Install heater control assembly (6)
with 4 screws.
FOLLOW-ON TASKS:
l Install instrument panel compartment if removed.
l Install instrument cluster plate if removed. (See TM 9-2320-289-20)
• Connect both battery negative cables. (See TM 9-2320-289-20)
• Check operation of cab heater or open door buzzer.
TA508555
4-90
