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 680 of 1452

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

0175-2

DRAFT

0175

TFFT04311

NOTE

•

Pump house cooling fan operates when water pump engine is running and pump house

temperature is 115ºF (46ºC) or greater.

•

Pump house cooling fan operation can be checked by listening for pump house cooling

fan or by feeling for air circulating from pump house panel A.

Step 1.

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

Start water pump

engine (WP 0022).

Allow water pump engine to heat pump house to 115ºF (46ºC) or

greater.

Check if pump house cooling fan operates.

If pump house cooling fan operates, fault corrected.