TM 9-2320-365-20-4
18-10. HEATER FAN CONTROL SWITCH REPLACEMENT
This task covers:
a. Removal
b. Installation
c. Follow-On Maintenance
INITIAL SETUP
Equipment Conditions
Batteries disconnected (para 7-48).
CTIS ECU removed (para 12-6).
Tools and Special Tools
Tool Kit, Genl Mech (Item 44, Appendix C)
Materials/Parts
Dispenser, Pressure Sensitive Adhesive Tape (Item
21, Appendix D)
Nut, Self-Locking (3) (vehicle serial numbers 0001
through 3696 equipped with original personnel
heaters) (Item 156, Appendix G)
a. Removal.
(1) Loosen two setscrews (1) in heater fan control switch
knob (2).
(2) Remove heater fan control switch knob (2) from heater
fan control switch (3).
NOTE
Perform steps (3) and (5) on vehicle serial
numbers 0001 through 3696 equipped with
original personnel heaters.
(3) Loosen three self-locking nuts (4) on knobs (5, 6, and 7).
(4) Remove knobs (5, 6, and 7) from HEAT control cable
(8), VENT control cable (9), and DEFR control cable
(10).
(5) Remove three self-locking nuts (4) from HEAT control
cable (8), VENT control cable (9), and DEFR control
cable (10). Discard self-locking nuts.
18-60
