TM 9-2350-267-10CREW AUTOMATIC FIRE EXTINGUISHING SYSTEM (AFES)COMPONENTS - ContinuedFIRE EXTINGUISHERFIRE EXTINGUISHERSThe fire extinguishers consist of steel cylinders filled with HaIon 1301 and equippedwith a quick-release valve assembly.The cylinders contain HaIon fire suppressant pressurized with dry nitrogen for use onhydrocarbon fuel fires only.The crew AFES has four or six automatic fire extinguishers, depending on the vehicleconfiguration has shown above.Crew AFES fire extinguishers discharge automatically when the SECA receives anelectrical pulse from an OFSA unit, or manually when a crew member operates theMANUAL ELECTRIC DISCHARGE toggle switch on the crew T/A panel.When the crew AFES activates, the ventilator blower automatically turns to the ex-haust mode 8 seconds after extinguisher discharge, but the crew must open the ex-haust blower vent (p. 2-193).4-16
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