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![]() TM 9-2320-363-20-2 
VEHICLE HEATER OR HEATER/AC UNIT CONTROLS REPLACEMENT, REPAIR, AND ADJUSTMENT 
This task covers: 
a. Removal 
b. Disassembly 
c. Cleaning/Inspection 
d. Repair 
e. Assembly 
f. Installation 
g. Adjustment 
INITIAL SETUP 
Tools and Special Equipment: 
References: 
Shop Equipment, SC 4910-95-CL-A72 
TM 9-2320-363-20-1 
Tool Kit, SC 5180-90-CL-N26 
Equipment Condition: 
Materials/Parts: 
Reference 
Condition Description 
Tags, Identification 
Appendix C, Item 26 
Page 2-28 
Air System Drained 
Nut, Lock 
Coolant Drained 
Washer, Lock 
Page 2-29 
Batteries Disconnected 
REMOVAL 
1. 
REMOVE NINE SELF-TAPPING SCREWS (1) AND COVER (2). 
2. 
ROTATE THREE FASTENERS (3) TO LEFT AND REMOVE COVER (4). 
3. 
REMOVE LOCK NUT (5), WASHER (6), SCREW (7), WASHER (8), AND SPACER (9). DISCARD LOCK NUT. 
4. 
REMOVE SCREW (10) AND COVER (11). 
Change 3 4-805 
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