TM 9-2320-280-20-2
8.
9.
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11.
12.
13.
14.
15.
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17.
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19.
4-196
4-99. NBC CONTROL BOX AND WIRING HARNESS REPLACEMENT (M996, M996A1) Cont’d)
Remove four screws (4) and harness channel (5) from body (6). Pull channel (5) away from
body (6).
Remove three tiedown straps (8). Discard tiedown straps (8).
Disconnect lead 785B (9), lead 785A (10), and lead 786A (19) from NBC heaters (7).
Remove three capscrews (17), lockwaahers (16), and ground leads (18) from NBC heaters (7).
Discard lockwashers (16).
Remove screw (1), clamp (2), and harness (3) from body (6).
Remove two screws (14), washers (13), grommet (11), retainer (15), and intercom cable (12) from
body (6).
Remove three screws (25), clamps (26), and harness (3) from body (27). Remove clamps (26).
Remove locknut (24), washer (21), capscrew (20), washer (21), clamp (22), and harness (3) from
body (27).
Remove two locknuts (32), washer (33), capscrew (35), washer (33), and leads 795B (36) and
795C (34) from body (27).
Remove screw (31) and ground (29) from NBC heaters and filter assembly (28).
Disconnect connector (30) from NBC heater and filter assembly (28).
Remove grommet (23) and harness (3) from body (27).
