TM 9-2320-280-20-3
I
11-164. NBC HEATER REPLACEMENT
This task covers:
a. Removal
b. Installation
INITIAL SETUP:
Applicable Models
Manual References
M996, M996A1, M997, M997A1, M997A2
TM 9-2320-280-10
TM 9-2320-280-24P
Tools
General mechanic’s tool kit
Equipment Condition
automotive (Appendix B, Item 1)
Battery ground cable disconnected (para. 4-73).
NOTE
l The procedure for replacing NBC heaters in M996, M996A1,
M997, M997A1, and M997A2 ambulances is basically the same.
This procedure covers the driver’s NBC heater in the M997,
M997A1, and M997A2 ambulances.
l Prior to removal, tag all leads for installation.
a. Removal
1. Disconnect lead 786 (10)from heater (1).
2. Loosen clamp (6) on heater (1) and NBC pipe connector (5).
3. Remove four nuts (9), washers (8), capscrews (4), washers (3), heater (1), and ground lead (7) from
body (2).
1. Install heater (1) and ground lead (7) on body (2) with four washers (3), capscrews (4), washers (8),
and nuts (9).
2. Install NBC pipe connector (5) to heater (1) with clamp (6).
3. Install lead 786 (10) to heater (1).
FOLLOW-ON TASKS: l
l
Check operation of NBC heater (TM 9-2320-280-10).
Connect battery ground cable (para. 4-73).
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