TM-5-4210-249-13-P-2

TACTICAL FIRE FIGHTING TRUCK (TFF) MODEL M1142

TECHNICAL MANUAL; OPERATOR’S AND FIELD LEVEL MAINTENANCE MANUAL WITH REPAIR PARTS AND SPECIAL TOOLS LIST (INCLUDING DEPOT REPAIR PARTS AND SPECIAL TOOLS); PART 2 OF 4

TM-5-4210-249-13-P-2 - Page 239 of 1452

TM 5-4210-249-13&P-2

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DRAFT

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FOLLOW-ON MAINTENANCE

Remove wheel chocks (TM 9-2320-347-10)

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Step 3.

Connect wire 2855 (red) to TANK TO PUMP indicator terminal. Disconnect wire 1023

(black) from TANK TO PUMP indicator terminal.

Check for continuity across cab pump

control wire harness wire 1023 (black) from TANK TO PUMP indicator connector to a

known good ground.

If there is no continuity, repair wire 1023 in cab pump control wire harness if

repairable (TM 9-2320-325-14&P), or replace cab pump control wire

harness (WP 0443).

TFFT03543

Step 4.

Connect wire 1023 (black) to TANK TO PUMP indicator connector.

Disconnect

jumperwire 2768 (white) from TANK TO PUMP indicator terminals.

Check for continuity

across jumperwire 2768 (white) from terminal to terminal.

a.

If there is continuity, replace TANK TO PUMP indicator (WP 0313).

b.

If there is no continuity, repair or replace jumperwire 2768

(TM 9-2320-325-14&P).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION