TM-5-4210-249-13-P-1

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 1 OF 4

TM-5-4210-249-13-P-1 - Page 392 of 1188

TM 5-4210-249-13&P-1

0070-26

DRAFT

0070

TFFT04835

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.

NOTE

Determine which crew cab air conditioner/heater control panel is installed on vehicle for

this Step.

If model TDH 02 is installed on vehicle, check for voltage at terminals 1, 4, and

9. If model TLK 38S is installed on vehicle, check for voltage at terminals 2, 3, and 6.

Step 45.

Stop crew cab air conditioner (WP 0008).

Shut vehicle engine off (TM 9-2320-347-10).

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

Remove crew cab air

conditioner/heater control panel (WP 0202).

Turn battery disconnect switch to ON

position (WP 0007).

Check for 22 to 28 VDC at crew cab air conditioner control panel,

terminal 9 for model TDH 20 or terminal 2 for model TLK 38S.

If 22 to 28 VDC are present, go to Step 52.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION