TEST OR INSPECTION
Ensure PTO area is clear of personnel and obstructions before engaging PUMP
PTO switch. Failure to comply may result in injury or death to personnel and/or
damage to equipment.
Ensure system air pressure is at least 85 psi (586 kPa) during this procedure. System air
pressure is required to activate valves.
Start engine (TM 9-2320-347-10). Set up system to pump from onboard water
tank (WP 0026). When discharging from NO.1 DRIVER SIDE DISCHARGE or NO. 2
PASSENGER SIDE DISCHARGE, press FLOW button on valve control. Record GPM
rate, using settings from manual metering control valve data plate, set manual metering
valve to match discharge rate of flow. Operate bumper turret (WP 0035), ground
sweeps (WP 0039), or side discharge. Check if foam is delivered when system is
If foam is delivered, problem has been corrected.
If Foam A or Foam B is not delivered from either discharge, notify