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 361 of 1452

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

0154-17

DRAFT

0154

TFFT03102

NOTE

Cab roof lightbar flasher unit has four outputs at terminals 3, 4, 6, and 7.

Cab roof lightbar

flasher unit output terminals 3 and 6 are connected to six warning lights each.

Step 23.

Remove third and fourth warning lights on passenger side of front cab roof

lightbar (WP 0345).

With a test lead set, check for continuity across blue or green

signal wire from non-operating warning light connector terminal 3 to cab roof lightbar

flasher unit, terminals 3 or 6.

a.

If there is continuity between non-operating warning light connector

and cab roof lightbar flasher unit terminals 3 or 6, replace

non-operating warning light (WP 0351).

b.

If there is no continuity, repair blue or green signal wire if

repairable (TM 9-2320-325-14&P), or replace cab roof lightbar cable

assembly (WP 0371).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION