TM-9-2320-328-13-P-2

HEMTT-BASED WATER TENDER (HEWATT)

TECHNICAL MANUAL; OPERATOR’S AND FIELD LEVEL MAINTENANCE MANUAL (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST); PART 2 OF 3

MARCH 2009

TM-9-2320-328-13-P-2 - Page 236 of 1390

TM 9-2320-328-13&P-2

0127-16

DRAFT

0127

HWT2220

Step 22.

Install circuit breaker P 4 (WP 0262). Remove pump house panel G (WP 0339).

Disconnect pump house wire harness pump house heater three terminal connector.

Push battery disconnect switch to on position (WP 0007). Check for 22 to 28 VDC

between wires 2454 (green) at pump house wire harness pump house heater three

terminal connector, terminals A and B, and a known good ground.

a.

If 22 to 28 VDC are not present at both terminals, go to Step 25.

b.

If 22 to 28 VDC are present at one but not both terminals, repair wire

2454 in pump house wire harness if repairable (TM 9-2320-325-14&P),

or replace pump house wire harness (WP 0302).

c.

If 22 to 28 VDC are present at both terminals, go to Step 23.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION