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 203 of 1188

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

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DRAFT

0034

OPERATOR MAINTENANCE

FOAM SYSTEM OPERATING PROCEDURES (CAB INSTRUMENT PANEL)

FOAM SYSTEM ACTIVATION

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Before operating foam system, personnel must familiarize themselves with all

procedures and instructions regarding water pump, discharge devices and foam

making devices.

Failure to understand and follow any instructions could result in

injury to personnel and/or damage to this equipment.

•

Open and close all valves slowly during any procedure.

Sudden changes in

pressure may cause equipment to react faster than personnel can be alerted.

Ensure surrounding personnel are aware of changes being made to settings on

equipment.

Failure to comply may result in injury or death to personnel and

damage to equipment.

NOTE

When foam system is operated from personnel cab, foam solution is present at all

discharges (roof turret, bumper turret, and ground sweeps) except windshield deluge.

1.

Start water pump engine (WP 0022).

NOTE

Valve is completely closed when red indicator light illuminates.

2.

Push TANK FILL & RE-CIRCULATING LINE valve control CLOSE button (1) until red indicator light (2)

illuminates.

3.

Put FOAM SYSTEM switch (3) to ON position.

Indicator light (4) will illuminate.

WARNING

ICON 66

TFFT2219