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 691 of 1452

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

0176-3

DRAFT

0176

TFFT04300

WARNING

ICON 3

Remove rings, wristwatches, neck chains, and any other jewelry before working

around vehicle.

Jewelry can catch on equipment and cause serious injury.

Jewelry

and tools may short across electrical circuits and cause damage to equipment, or

severe burns or electrical shock to personnel.

Step 3.

Put pump operator’s panel PANEL LIGHTS switch to OFF position (WP 0004).

Turn

battery disconnect switch to OFF position (WP 0007).

Remove lamp from non-working

pump operator’s panel work light (WP 0335).

Check for continuity across lamp.

If there is no continuity, replace lamp (WP 0335).

Step 4.

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

Put pump operator’s panel

PANEL LIGHT switch to on position (WP 0004). Check for 22 to 28 VDC at non-

working lamp socket to a known good ground.

If 22 to 28 VDC are not present, repair power wire if repairable

(TM 9-2320-325-14&P), or replace power wire (TM 9-2320-325-14&P).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION