CHAPTER 14MAINTENANCE PROCEDURESNUCLEAR, BIOLOGICAL, CHEMICAL (NBC),AUTOMATIC FIRE EXTINGUISHER SYSTEM (AFES), VENTILATING SYSTEM, ANDBILGE PUMPCHAPTER OVERVIEWSection I NBC Ventilated Face Piece and Detection/Alarm SystemSection II Automatic Fire Extinguisher System (AFES)This chapter illtstrates and describes procedures for removal, disassembly, assembly,Section III Personnel Ventilation, Blower, Heating and Ventilating Hoses andand installation of the following systems:DuctsSection IV Personnel HeaterSection V Bilge PumpGENERAL INSPECTION AND REPAIR PROCEDURESThe mechanic will perform a visual inspection of personnel heater, fire extinguisherl Check for broken, damaged or loose-fitting retainer straps and brackets.and ventilation systems during removal and disassembly.Repair or replace; notify Support Maintenance as required.During inspection, look for the following conditions and take the appropriateindicated action.l Check for signs of shorted electrical circuits at terminal board/connectorassemblies.l Check for cracled, damaged or deteriorated hose, tubes and ducts.Repair lead terminals, replace terminal boards or notify SupportReplace if necessary.Maintenance as required.l Check for leaks at personnel heater fuel line connector.l Check for signs of burns, heat discoloration, or damaged heater housingand components.Replace connector assemblies if needed.Notify Support Maintenance as required.l Check for frayed, deteriorated or broken electrical leads.Notify Support Maintenance as required.14-1Change 4TM 9-2350-267-20
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