TM-5-4210-249-13-P-1

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 1 OF 4

TM-5-4210-249-13-P-1 - Page 787 of 1188

TM 5-4210-249-13&P-1

0105-27

DRAFT

0105

TFFT02800

Step 32.

Open pump operator’s panel housing (WP 0325).

Check for 22 to 28 VDC between

pump operator’s panel wire harness wire 2314 (red) at DIRECT TANK FILL switch

terminal and a known good ground.

If 22 to 28 VDC are not present, go to Step 34.

Step 33.

Turn battery disconnect switch to OFF position (WP 0007).

Check for continuity across

pump operator’s panel DIRECT TANK FILL switch from terminal wire 2314 (red) to

terminal wire 2315 (yellow), when switch is in OPEN position.

If there is no continuity, replace DIRECT TANK FILL switch (WP 0337).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION