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 607 of 1188

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

0096-11

DRAFT

0096

TFFT04420

Step 17.

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

Drain foam B

tank (WP 0031).

Remove foam system B check valve (WP 0283).

Check foam B

check valve for blockage and/or damage.

a.

If foam B check valve has blockage, remove blockage and reinstall

foam B check valve (WP 0283).

If foam check valve is damaged,

replace foam B check valve (WP 0283).

b.

If foam B check valve is not blocked or damaged, replace foam system

B shutoff valve (WP 0285).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION