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 754 of 1452

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

0182-4

DRAFT

0182

TFFT04582

Step 3.

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

Connect pump house wire

harness pump house diagnostic module connector.

Open pump house panel A

(WP 0539).

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

Check if

DIESEL HEATER DIAGNOSTIC indicator illuminates (WP 0004).

If DIESEL HEATER DIAGNOSTIC indicator does not illuminate, go to

Step 16.

Step 4.

Put DIESEL HEATER DIAGNOSTIC switch to test position (WP 0004).

Check if

DIESEL HEATER DIAGNOSTIC indicator flashes.

If DIESEL HEATER DIAGNOSTIC indicator flashes, go to Step 8.

Step 5.

Put DIESEL HEATER DIAGNOSTIC switch to test position (WP 0004).

Check if

DIESEL HEATER DIAGNOSTIC indicator flashes.

a.

If DIESEL HEATER DIAGNOSTIC indicator flashes, go to Step 8.

b.

If DIESEL HEATER DIAGNOSTIC indicator does not flash, replace

pump house heater diagnostic module (WP 0415).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION