TM-9-2320-328-13-P-1

HEMTT-BASED WATER TENDER (HEWATT)

TECHNICAL MANUAL; OPERATOR’S AND FIELD LEVEL MAINTENANCE MANUAL (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST); PART 1 OF 3

MARCH 2009

TM-9-2320-328-13-P-1 - Page 367 of 1318

TM 9-2320-328-13&P-1

0056-5

DRAFT

0056

Change 1

..

HWT1123A

..

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.

..

Step 7.

Pull battery disconnect switch to off position (WP 0007). Remove relay P4 from pump

house power distribution block (WP 0263).

With a test lead set, check for continuity

across pump house wire harness wire 3280 (yellow) from pump house wire harness fan

temperature switch connector, terminal 2 to pump house power distribution block, relay

P4 connector, terminal 1.

..

If there is continuity, replace fan temperature switch (WP 0133).

..

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION