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 349 of 1452

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

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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 6.

Install fuse FS 2 (WP 0401).

Remove third and fourth warning lights on passenger side

of front cab roof lightbar (WP 0351).

Turn battery disconnect switch to ON position

(WP 0007).

Turn Service Drive Lights On (TM 9-2320-347-10).

Put EMERG MASTER

and ROOF EMERGENCY LIGHTS switches to on position (WP 0004).

Check for 22 to

28 VDC between front cab roof lightbar cable assembly wire 1626 (red) at cab roof

lightbar flasher unit, terminals 2 and 8 and a known good ground.

If 22 to 28 VDC are present, go to Step 12.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION