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 172 of 1452

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

0132-2

DRAFT

0132

TFFT02598

Step 1.

Open pump operator’s panel (WP 0019).

Turn battery disconnect switch to ON position

(WP 0007).

If system air pressure is below 85 psi (586 kPa), start engine and allow

system air pressure to build to at least 85 psi (586 kPa) (TM 9-2320-347-10).

Then shut

off engine (TM 9-2320-347-10).

Open pump house panel A (WP 0539).

While an

assistant puts pump operator’s panel FOAM FLUSH switch to ON position (WP 0004),

check if foam flush valve operates to open position.

If foam flush valve does not operate to open position, troubleshoot Foam

System Cannot Be Flushed (WP 0101).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION