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 444 of 1318

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

0061-4

DRAFT

0061

HWT0511

Step 4.

Put FOAM FLUSH switch to OFF position (WP 0004).

Inspect foam flush valve tubing

between foam flush valve and foam metering manifold for kinks and damage.

a.

If foam flush valve tubing is free from kinks and/or damage, clean or

replace foam flush strainer screen (WP 0183).

b.

If foam flush valve tubing is kinked or damaged, replace damaged

tubing (WP 0320).

Step 5.

Put FOAM FLUSH switch to OFF position (WP 0004).

While an assistant puts cab or

pump operator’s panel FOAM SYSTEM switch to ON position (WP 0004), check if

eductor valve operates to open position.

If eductor valve does not operate to open position, go to Step 8.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION