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 548 of 1188

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

0094-2

DRAFT

0094

TFFT3703

Step 1.

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).

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

Open

pump house panel A (WP 0539).

Open pump operator’s panel (WP 0019).

While an

assistant puts and holds pump operator’s panel FOAM SYSTEM switch to ON position

(WP 0004), check if eductor valve operates to open position.

If eductor valve does not operate to open position, go to Step 22.

Step 2.

Check if eductor valve remains in open position when assistant releases pump

operator’s panel FOAM SYSTEM switch (WP 0004).

If eductor valve does not remain in open position, go to Step 16.

Step 3.

While an assistant puts pump operator’s panel FOAM SYSTEM switch to OFF position

(WP 0004), check if eductor valve operates to closed position.

If eductor valve does not operate to closed position, go to Step 10.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION