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 388 of 1318

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

0057-8

DRAFT

0057

Change 1

.

HWT0352

.

Step 12.

Install foam system inlet check valve (WP 0180).

Remove plug and strainer screen

from eductor strainer (WP 0183).

Check eductor strainer screen for clogs and damage.

.

If eductor strainer is clogged or damaged, clean or replace strainer screen

(WP 0183).

.

Step 13.

Install eductor strainer screen and plug (WP 0183).

Open foam system service valve

(WP 0004).

Start engine (TM 9-2320-422-10).

Set up system to pump from onboard

water tank (WP 0019).

Put cab or pump operator’s panel FOAM SYSTEM switch to ON

position (WP 0004).

Operate bumper turret (WP 0027), under truck nozzles

(WP 0028), or hose reel with manual metering valve (WP 0024).

Check if foam is

delivered when system is operated.

Flush foam system (WP 0022).

.

a.

If foam is delivered, problem has been corrected.

.

b.

If foam is not delivered, replace eductor (WP 0177).

.

.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION