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 187 of 1452

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

0135-1

DRAFT

0135

FIELD LEVEL MAINTENANCE

PUMP COOLER OPEN INDICATOR DOES NOT ILLUMINATE (CAB)

INITIAL SETUP:

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MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

PUMP COOLER OPEN INDICATOR DOES NOT ILLUMINATE (CAB)

TFFT2484

NOTE

Step 1 will ensure that pump cooler system is operating properly or if fault exists in bulb,

indicator, or wires leading to indicator.

Step 1.

Open pump operator’s panel cover (WP 0019).

Turn battery disconnect switch to ON

position (WP 0007).

Put cab PUMP COOLER switch to on position (WP 0004).

Check

if pump operator’s panel PUMP COOLER indicator illuminates (WP 0004).

If pump operator’s panel PUMP COOLER indicator does not illuminate,

troubleshoot Pump Cooler Valve Does Not Operate Properly (WP 0114).

Tools and Special Tools

Lead Set, Test (WP 0622, Item 21)

Tool Kit, General Mechanic’s: Automotive

(WP 0622, Item 27)

References

TM 9-2320-325-14&P

WP 0004

WP 0007

WP 0019

References (continued)

WP 0114

WP 0311

WP 0313

WP 0443

Equipment Conditions

Water pump engine OFF (WP 0022)

Engine OFF (TM 9-2320-347-10)

Wheels chocked (TM 9-2320-347-10)