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 587 of 1188

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

0095-9

DRAFT

0095

TFFT04538

Step 13.

Put personnel cab FOAM SELECT switch to B position and back to A

position (WP 0004).

Check if personnel cab foam A indicator illuminates.

If personnel cab foam A indicator illuminates, go to Step 15.

TFFT04041

Step 14.

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

Remove personnel cab

instrument panel B (WP 0311).

While an assistant holds personnel cab FOAM SELECT

switch in A position (WP 0004), check for continuity across switch from terminal wire

2830 (red) to terminal wire 2842 (red).

a.

If there is continuity, repair wire 2830 in cab pump control wire harness

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

harness (WP 0443).

b.

If there is no continuity, replace personnel cab FOAM SELECT

switch (WP 0308).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION