TM-5-4210-249-13-P-1

TACTICAL FIRE FIGHTING TRUCK (TFF) MODEL M1142

TECHNICAL MANUAL; OPERATOR’S AND FIELD LEVEL MAINTENANCE MANUAL WITH REPAIR PARTS AND SPECIAL TOOLS LIST (INCLUDING DEPOT REPAIR PARTS AND SPECIAL TOOLS); PART 1 OF 4

TM-5-4210-249-13-P-1 - Page 733 of 1188

TM 5-4210-249-13&P-1

0104-25

DRAFT

0104

TFFT02858

WARNING

ICON 3

•

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.

•

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 line at bumper turret pattern sleeve and

observing air pressure escaping from air line, when bumper turret control is activated.

Step 33.

Install bumper turret control cover and tighten four screws.

Disconnect air line at

bumper turret pattern sleeve retract port.

Do not remove adjustment valve from sleeve.

While an assistant pushes bumper turret control pattern control switch to fog

position (WP 0035), check if air pressure is present at bumper turret pattern sleeve

retract port.

Connect air line at bumper turret pattern sleeve retract port.

If air pressure is present, go to Step 38.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION