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 633 of 1452

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

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DRAFT

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TFFT04762

Step 5.

Disconnect driver side headset from driver side intercom jack.

Connect driver side

headset into any crew cab intercom jack.

While talking into headset microphone, (do

not press push-to-talk button), check if driver side headset microphone can be heard

through headset earphones.

If driver side headset microphone cannot be heard through headset

earphones, replace driver side headset.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION