TM 9-2350-247-20-3
REPLACE NBC WIRING HARNESS FROM BATTERY COMPARTMENT TO MANIFOLD
(M548A3) Continued
0531 00
8.
Install three clamps (1) on existing harness and NBC wiring harness (2) behind instrument panel (3). Secure clamps on
weld nuts with three screws (4) and new lock washers (5).
9.
Connect circuit 135H lead (6) to terminal (7) on air filter indicator (8) on back side of instrument panel (3).
10. Connect circuit 537 lead (9) to bottom terminal (10) on air filter switch (11) on back side of instrument panel (3).
11. Connect circuit 400B lead (12) to top terminal (13) on air filter switch (11) on back side of instrument panel (3).
12. Connect circuit 400D lead (14) to lead (15) on vehicle compartment heater control box (16).
13. Connect circuit 400C lead (17) to circuit 400 lead (18).
14. If installed, connect circuit 400A lead (19) to circuit 400 lead (20) on coolant heater control box (21).
FOLLOW-THROUGH STEPS
1.
Install instrument panel (WP 0256 00).
2.
Install steering guard(WP 0365 00).
3.
Install drivers left side floor plate (WP 0395 00).
4.
Install M1A1-19 precleaner assembly and frame (WP 0534 00).
5.
Install NBC manifold (WP 0533 00).
6.
Install drivers side left front battery (WP 0293 00).
7.
Connect both battery negative leads (WP 0292 00).
END OF TASK
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