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 490 of 1318

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

0063-14

DRAFT

0063

HWT672

WARNING

ICON 26,66

•

Be sure to wear proper eye protection to prevent injury or death.

If air lines are

under pressure when they are disconnected, they can whip around and cause

injury to personnel.

Caution should be exercised when disconnecting air line

fittings.

•

Be sure to wear proper eye protection to prevent injury or death.

Air lines may be

under pressure when control valve is operated.

If under pressure and air lines are

disconnected, air lines may whip around and cause injury to personnel.

Caution

should be exercised when operating control valve with air lines disconnected.

NOTE

Air pressure is checked by disconnecting air lines at bumper turret junction box and

observing air pressure escaping from air line.

System air pressure may drop below 85 psi

(586 kPa) during this procedure.

Step 15.

Release bumper turret control discharge switch (WP 0004).

Remove bumper turret

cover (WP 0376).

Disconnect air line at bumper turret junction box.

Check if air

pressure is present at bumper turret junction box.

If there is no air pressure, replace air line to bumper turret junction

box (WP 0374).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION