Chapter 26Fire Protection.docx
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Chapter 26Fire Protection.docx
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Chapter26FireProtection
Chapter26FireProtection
26FireProtection
INCASEOFANAPUFIREDETECTED,THEFIREWARNINGSARE:
Inhibitedintakeoffphase.
Inhibitedintakeoffandlandingphases.
Availableinallflightphases.
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26FireProtection
THECARGOFIREBOTTLEISDISCHARGED:
Automaticallywhensmokeisdetected.
Automaticallyaftertheisolationvalvesclose.
BypressingtheDISCHP/Bontheoverheadcargosmokepanelinthecockpit.
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26FireProtection
INTHEENHANCEDCONFIGURATIONOFTHECARGOFIREPROTECTIONSYSTEM,THECARGOFIREBOTTLEPRESSUREISMONITOREDTHROUGH:
TheMCDU.
TheFireDetectionUnit(FDU).
TheCabinIntercommunicationDataSystem(CIDS)viatheECAMandCentralizedFaultDisplaySystem(CFDS).
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26FireProtection
THECARGOCOMPARTMENTSMOKEDETECTORSARECONNECTEDTO:
TheSmokeDetectionControlUnit(SDCU).
TheAvionicsEquipmentVentilationComputer(AEVC).
TheCabinIntercommunicationDataSystem(CIDS).
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26FireProtection
THECARGOFIREBOTTLEPRESSUREISMONITOREDTHROUGH:
TheCentralizedFaultDisplayInterfaceUnit(CFDIU).
TheFireDetectionUnit(FDU).
TheSmokeDetectionControlUnit(SDCU).
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26FireProtection
INTHEENHANCEDCONFIGURATIONOFTHECARGOFIREPROTECTIONSYSTEM,THECARGOCOMPARTMENTSMOKEDETECTORSARECONNECTEDTO:
TheSmokeDetectionControlUnit(SDCU).
TheFireDetectionUnit(FDU).
TheSmokeDetectionFunction(SDF)oftheCabinIntercommunicationDataSystem(CIDS).
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26FireProtection
THESMOKEDETECTIONCONTROLUNIT(SDCU)MONITORS:
Smokedetectorsinstalledinthecargocompartmentandinthelavatories.
Smokedetectorinstalledintheavionicscompartment.
Smokedetectorsinstalledintheavionicscompartmentandincargocompartment.
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26FireProtection
THEENGINEFIREDETECTIONSYSTEMISEQUIPPEDWITH:
TwoFireDetectionUnits(FDUs)perengine.
OneFDUandoneAvionicsEquipmentVentilationComputer(AEVC)perengine.
OneFDUperengine.
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26FireProtection
THEENGINEFIREEXTINGUISHINGSYSTEMISSUPPLIEDBY:
Twofirebottlesineachnacelle.
Onefirebottleineachnacelle.
Threefirebottlesineachnacelle.
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26FireProtection
THEENGINEFIREBOTTLESARELOCATED:
Intheairconditioningbay.
Ontheenginefancase.
Inthepylon.
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26FireProtection
THECOMPUTER,WHICHMONITORSTHELAVATORYSMOKEDETECTORSINTHEENHANCEDCABIN,ISTHE:
SmokeDetectionControlUnit(SDCU).
CabinIntercommunicationDataSystem(CIDS).
FlightWarningComputer(FWC).
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26FireProtection
WHITHTHEENHANCEDCABININTERCOMMUNICATIONDATASYSTEM(CIDS),WHENALAVATORYSMOKEISDETECTED,THEFLIGHTATTENDANTPANEL(FAP)SMOKEDETECTIONPAGESHOWSINDICATIONSWHICH:
Cannotbemanuallyreset.
CanberesetviatheSmokeResetbuttonontheFAPtouchscreenonly.
CanberesetviatheSmokeResetbuttonontheFAPtouchscreenorviatheSMOKERESEThardkeyontheFAPsubpanel.
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26FireProtection
THELAVATORYSMOKEDETECTIONSYSTEMCANBEMONITOREDFROMTHEPROGRAMMINGANDTESTPANEL(PTP),ITSSYSTEMSTATUSPAGEGIVES:
Allsystemfaultsoccurredduringthelast64flights.
ThecurrentstatusoftheCabinIntercommunicationDataSystem(CIDS)andothersystems.
Thesystemwarningsautomaticallydisplayedincaseofalavatorysmoke.
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26FireProtection
FORMAINTENANCEPURPOSEOFTHELAVATORYSMOKEDETECTIONSYSTEM,THEPROGRAMMINGANDTESTPANEL(PTP)SHOWS:
TheLineReplaceableUnits(LRUs)maintenancehistory.
TheLRUsidentificationthroughtheMAINTENANCEpage.
TheLRUsinterchangeabilitycodes.
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26FireProtection
THEAUTOEXTINGUISHINGOFTHEAPUFIRECONSISTSINTHE:
ClosureofthefuelvalveswhichcausesAPUshutdown.
FireextinguishingassoonastheAPUFIREPUSHbuttonswitchontheAPUFIREpanelhasbeenreleasedout.
AutomaticdischargeoftheAPUfirebottlethreesecondsafterAPUisolation.
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26FireProtection
AFTERTHEENGINEFIREP/BSWISRELEASEDOUT:
Theenginesareshutdown.
Allthesystemsrelatedtotheenginearequicklyisolated.
Thefireextinguishingbottlesareautomaticallydischargedintheenginecompartment.
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26FireProtection
WHENANAPUFIREOCCURSONGROUND:
TheAPUisshutdownbyclosingthefuelisolationvalveandthefirestops.
OnlytheAPUelectricalsystemandfuelsystemarequicklyisolated.
TheAPUshutdownandtheextinguishingsystemtriggeringareautomatic.
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26FireProtection
WHENTHEAPUFIREPUSHBUTTONISRELEASED:
Thebottlecannolongerbedischarged.
Thehydraulicfireshut-offvalvecloses.
TheLPfuelshut-offvalveclosesandthefuelsolenoidvalvecloses.
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26FireProtection
THESMOKEDETECTIONISPERFORMEDBYTHE:
AvionicsEquipmentVentilationComputer(AEVC).
SmokeDetectionFunction(SDF)whichisincludedintheCabinIntercommunicationDataSystem(CIDS)Directors.
CentralizedFaultDisplayedSystem(CFDS).
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26FireProtection
THEFLIGHTATTENDANTPANEL(FAP)SMOKEDETECTIONPAGESHOWS:
Cabinsmokealertsorsmokedetectorfaultsonly.
Cargocompartmentsmokealertsorsmokedetectorsfaultsonly.
Avionicscompartmentsmokealertsorsmokedetectorsfaultsonly.
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26FireProtection
THEELECTRICALINTERFACEBETWEENTHEOPTICALSMOKEDETECTORSANDTHECABININTERCOMMUNICATIONDATASYSTEM(CIDS)ISOF:
CAN(ControllerAreaNetwork)bustype.
ARINCbustype.
Analoguelinetype.
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WHENTHEFIREDETECTIONUNITDETECTSAFIREONLOOPAANDAFAULTONLOOPB:
TheFIREwarningsaredisplayed.
LoopBisdisconnected.
WithoneloopFAULTsignalonly,noFIREwarningsaredisplayed.
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26FireProtection
IFONECHANNELOFTHECABININTERCOMMUNICATIONDATASYSTEM(CIDS)SMOKEDETECTIONFUNCTION(SDF)FAILS,CARGOSMOKEISDETECTEDBYTHEREMAINING:
Channelusingallthedetectors.
Channelusinghalfofthedetectors.
Loopofsmokedetectors.
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26FireProtection
WHENBOTHCHANNELSOFTHECABININTERCOMMUNICATIONDATASYSTEM(CIDS)SMOKEDETECTIONFUNCTION(SDF)FAIL:
TheSMOKEwarningsaredisplayed.
TheMASTERCAUTionandECAMmessageappearandtheSingleChime(SC)sounds.
Cargoandavionicssmokedetectionislost.
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26FireProtection
WHENLAVATORYSMOKEISDETECTED:
AredSMOKELAVlightilluminatesontheExternalPowerPanel.
OnlytheFIREwarninginthecabinsounds.
TheMasterwarningilluminates,withthecontinuousrepetitivechimeinthecockpitandthecontinuoustriplicatechimeinthecabin.
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26FireProtection
WHENONELAVATORYSMOKEDETECTORFAILS:
TheMasterCautionandCIDSFAULTappearandthesinglechimesounds.
TheAreaCallPanellightandCIDSCAUTIONlightsilluminate.
TheCIDSCAUTIONLIGHTilluminatesontheForwardAttendantPanel.
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26FireProtection
WHENFIREISDETECTEDBYONELOOPWITHTHEOTHERLOOPINNORMALCONFIGURATION.DURINGMORETHAN16SECONDS:
TheFireDetectionUnit(FDU)generatesafault-warningsignaltotheECAM.
Thisloopisdisconnected.
TheFireDetectionUnit(FDU)generatesaninoperativesignal.
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26FireProtection
WHENANENGINEFIREISDETECTEDINFLIGHT:
ThesyntheticvoiceFIREistriggeredthreetimes.
TheContinuousRepetitiveChime(CRC)sounds,theMASTERWARNingflashes,theENGINEFIREP/BSWlightcomesonandtheFIRElightontheENGinepanelcomeson.
Therelatedengineisautomaticallyisolatedandshutdownbythecrew.
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26FireProtection
WHENTHEENGINEFIREP/BSWISRELEASEDOUT,THESQUIBLIGHTSCOMEON,ITIS:
NowtimetoselecteitherAGENTP/BSWtodischargeitsrelatedfirebottle.
Recommendedtowait30secondsbeforeselectingAGENT1P/BSWtoincreasetheagenteffect.
Recommendedtowait10secondsbeforeselectingAGENT1P/BSWtoincreasetheagenteffect.
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26FireProtection
WHENANENGINEFIREISDETECTEDONGROUND:
ThesyntheticvoiceFIREistriggeredthreetimes.
TheContinuousRepetitiveChime(CRC)sounds,MASTERWARNingflashes,ENGINEFIREP/BSWlightcomesonandFIRElightonENGinecontrolpanelcomeson.
Therelatedengineisautomaticallyisolatedandshutdownbythecrew.
B
26FireProtection
THEAIRCRAFTISONGROUNDINTAKEOFFPHASEANDANENGINEFIREOCCURS,THECREWHASTO:
Shutdowntherelatedengineandcancontinuetakingoff.
PushtheMASTERWARNingP/BSW,setthethrustleverstoIDLEthenapplyfullREVersetostoptheaircraftasV1isnotexceeded.
ShutdownbothenginesimmediatelyasV1isnotexceeded.
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26FireProtection
THEENGINEFIREISEXTINGUISHEDANDBOTHENGINESARESHUTDOWN:
TheAPUmustbekeptrunningtokeeptheremainingaircraftsystemsenergized.
TheAPUmustbekeptrunningsoonlytheECAMdisplaysarestillavailable.
TheAPUmustalsobeshutdownifitwasrunning.
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26FireProtection
THEENGINEFIREWARNINGSARESENTTO:
TheFWC,totheengineFireP/BandtotheENGINESTARTcontrolpanel.
TheENGINEFIREP/BandtheCIDS.
TheENGINEFIREP/BgroundhornandMasterWarning.
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26FireProtection
WHENBOTHCHANNELSOFTHESMOKEDETECTIONCONTROLUNIT(SDCU)FAIL,THE:
SMOKEwarningsaredisplayed.
MasterCautionandECAMmessageappearandthesinglechimesounds.
Cargoandavionicssmokedetectionislost.
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26FireProtection
INTHECARGOFIREPROTECTIONSYSTEM,THEFLOWMETERINGSYSTEMFORETOPSISINSTALLEDFOR:
Aone-shotextinguishingsystem.
Aone-shotextinguishingsystempercargocompartment.
Atwo-shotextinguishingsystem.
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26FireProtection
INTHECARGOFIREPROTECTIONSYSTEM,AONE-SHOTEXTINGUISHINGSYSTEMHAS:
Asinglefireextinguishingbottleonwhichtwosquibsareinstalled.
Asinglefireextinguishingbottleonwhichonesquibisinstalled.
Twofireextinguishingbottlesonwhich
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