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 967 of 1318

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

0086-5

DRAFT

0086

HWT0611

Step 7.

Disconnect cab pump control wire harness cab power distribution wire harness

connector.

With a test lead set, check for 22 to 28 VDC between cab power distribution

wire harness wire 1018 (violet) at cab power distribution wire harness connector,

terminal F and a known good ground.

a.

If 22 to 28 VDC are present, repair wire 1018 in cab pump control wire

harness if repairable (TM 9-2320-325-14&P), or replace cab pump

control wire harness (WP 0281).

b.

If 22 to 28 VDC are not present, repair wire 1018 in cab power

distribution wire harness if repairable (TM 9-2320-325-14&P), or

replace cab power distribution wire harness and block (WP 0280).

Step 8.

Check if any backlights on cab pump control switches illuminate.

If all backlights on cab pump control switches do not illuminate, go to

Step 11.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION