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 653 of 1452

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

0173-23

DRAFT

0173

TFFT04723

Step 35.

Put EMERG MASTER switch to on position (WP 0004).

Turn Service Drive Lights on

(TM 9-2320-347-10). Remove and install two-way radio and SINCGARS interface wire

harnesses in original positions.

Press intercom RADIO A button.

Put siren mode

switch to RADIO position (WP 0004).

While an assistant operates two-way radio, check

if two-way radio communications can be heard through siren speaker (WP 0428).

If two-way radio communications can be heard through siren speaker, repair

two-way radio interface wire harness if repairable (TM 9-2320-325-14&P), or

replace two-way radio interface wire harness (WP 0462).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION