工包a320b航空股份工程技术维修管理部编制

中文标题:检查APU1 CheckAPUcompartmentandairintakeductforoil编写/修订EditedB工种额定工时MPD审核Examined版本实际工时Real批准ApprovedAMM490000-790-008-AUG工具信息材料信息

21工作任务**ONA/C001-049,051-052,055-055,101-105,151-199,201-210,234-239-249,251-299,305-509,511-POSTSB49-1069forA/C053-054,056-**ONA/C001-049,051-052,055-055,101-105,151-199,201-210,234-239-249,251-299,305-509,511-POSTSB49-1069forA/C053-054,056-CheckAPUcompartmentandairintakeductforoilcontaminationWARNING:PUTTHESAFETYDEVICESANDTHEWARNINGNOTICESINPOSITIONBEFORESTARTATASKONOR-THEFLIGHT-THEFLIGHTCONTROL-THELANDINGGEARANDTHERELATED-COMPONENTSTHATWARNING:DONOTTOUCHTHEAPUUNTILITISSUFFICIENTLYCOOLTOPREVENTWHENYOUDOTHEMAINTENANCE2工作准备信息JobSet-up参 数 名**ONA/C001-049,051-052,055-055,101-105,151-199,201-210,234-239-249,251-299,305-509,511-POSTSB49-1069forA/C053-054,056-无规 跳开关无规 警告无规 可调节工作平台5m(16**ONA/C001-049,051-052,055-055,101-105,151-199,201-210,234-239-249,251-299,305-509,511- 3POSTSB49-1069forA/C053-054,056-B.参 名 检修后关闭APU APU进气口(131-9(A))的(用于校正措施 JobSet-upInformationFixtures,Tools,TestandSupport **ONA/C001-049,051-052,055-055,101-105,151-199,201-210,234-239-249,251-299,305-509,511-POSTSB49-1069forA/C053-054,056-No circuitbreaker(s)safetyNo warningNo accesstform3.5m(11ft.6**ONA/C001-049,051-052,055-055,101-105,151-199,201-210,234-239-249,251-299,305-509,511-POSTSB49-1069forA/C053-054,056-Referenced 4 EnergizetheGroundServiceNetworkfromthe De-energizetheGroundServiceNetworkdtheExternal PuttheRelatedHydraulicSystemintheConfigurationbeforeMaintenance PressurizationoftheHydraulicReservoirsthroughGround APUStartbyExternalPower49-00-00-860-008-A-01APUStartbyBatteries APUShutdownbyExternalPower(131-9(A))49-00-00-860-009-A-01APUShutdownbyBatteries(131-9(A)) OpentheAPUDoorsforAccess ClosetheAPUDoorsafterAccess RemovalofthePowernt(APU)(131-9(A))corrective InstallationofthePowernt(APU)(131-9(A))corrective GeneralVisualInspectionofallFireSealsand(Rear,FWD,Sides,UpperandCompartmentDoors)forcondition.(forcorrectiveaction) CleaningoftheAPUAirIntake(131-9(A))(forcorrective RemovaloftheAirIntakeDiffuserandElbow(131-9(A))(forcorrectiveaction) InstallationoftheAirIntakeDiffuserand(131-9(A))(forcorrective RemovaloftheDrain(131-(forcorrective CheckOilLevelandReplenish(131-(forcorrective3工作准备JobSet-**ONA/C001-049,051-052,055-055,101-105,151-199,201-210,234-239-249,251-299,305-509,511-POSTSB49-1069forA/C053-054,056-49-00-00-860-147-A.飞机构24-42-00-861-001确保APUMASTERSW(APU25VUOFF(断开) 5(3)务必将系统(参见任务29-00-00-864-001)释压**ONA/C001-049,051-052,055-055,101-105,151-199,201-210,234-239-249,251-299,305-509,511-POSTSB49-1069forA/C053-054,056-057Subtask49-00-00-860-147-AA.AircraftMaintenanceEnergizethegroundservicenetwork(Ref.TASK24-42-00-861-001).MakesurethattheAPUMASTERSWp/bswonthepanel25VUissettotheOFFposition.Makesurethathydraulicsystemsaredepressurized(Ref.TASK29-00-00-864-001).49-00-00-865-145-B.断开这些跳开关、打和挂面 名 标 位**ONA/C001-049,051-057,101-105,151-199,201-210,234-239-249,251-299,305-509,511- Subtask49-00-00-865-145-AB.Open,safetyandtagthis(these)circuit IDENT.**ONA/C001-049,051-057,101-105,151-199,201-210,234-239-249,251-299,305-509,511- **ONA/C001-049,051-052,055-055,101-105,151-199,201-210,234-239-249,251-299,305-509,511-POSTSB49-1069forA/C053-054,056-49-00-00-010-082-C.将工作平台安放就位在APU315AL316AR打开APU315AL316AR(52-41-00-010--001)设定LIGHT11LJON**ONA/C001-049,051-052,055-055,101-105,151-199,201-210,234-239-249,251-299,305-509,511-POSTSB49-1069forA/C053-054,056-057Subtask49-00-00-010-082-A 6C.GetPuttheaccesstforminpositionbelowtheAPUaccessdoors315ALand316AR.OpentheAPUaccessdoors315ALand316AR(Ref.TASK52-41-00-010-SettheLIGHTswitch11LJtotheON4工作步骤49-00-00-790-057-A.APU在ECSAPU(49-00-00-860-008)在APU检查APU来自APU排气装置的烟雾是内部滑油泄漏的指示。关断APU(49-00-00-860-009)Subtask49-00-00-790-057-A.DoacheckoftheAPUforOil/FuelStartandoperatetheAPUintheECSmode(Ref.TASK49-00-00-860-DuringAPUdoacheckforoilsmellintheaircraftpassengerdoacheckforsignsofsmokefromtheAPUNOTE:Oilsmellinthepassengercompartmentisanindicationofinternaland/orexternaloilleakage.SmokefromtheAPUexhaustisanindicationofinternaloilStoptheAPU(Ref.TASK49-00-00-860-Putawarningnoticeinthecockpittolsnottostartthe49-00-00-210-076-B.APU确保APU49-90-00-600-007)APU 7(a)将载荷压气机石墨密封更换为新的垫密封IAWSB49-(a)APU49-11-11-000-00449-11-11-400-004)Subtask49-00-00-210-076-AB.APUInternalOilMakesurethattheAPUoilleveliscorrect(Ref.TASK49-90-00-600-NOTE:IftheoilsystemistoofullitcancauseAPUinternaloil-leakagewhichcausesoilsmell/fumesinthepassengerTodoacheckforsignsofoilleakageatthepressorcarbonseal,youmustexaminethewitnessdrainoftheloadcompressor.Thiswitnessdrainisatthecentreofthedrainmast.Leakageisnotpermitted.IfsignsofoilleakageareRecethepressorcarbonsealwithanewhydropadsealIAWSB49-1901.Doacheckforsignsofoilattheoilscavengetubeoftherear-bearing.Signsofoilareanindicationofpossibleinternaloilleakage,ifsignsofoilleakagearefound:RecetheAPU(Ref.TASK49-11-11-000-004)and(Ref.TASK49-49-00-00-210-077-C.APUAPU做下列步骤查找和/或防止APU内/外油泄漏APU49-16-00-100-005)清洁APU清洁APU检查Subtask49-00-00-210-077-C.DoacheckforsignsofFluidMigrationintheAPUAirIntakeDuctandAPUCompartment.(1)Dothestepsthatfollowtofindand/orpreventAPUinternal/externalfluidleakage:NOTE:APUinternal/externalfluidleakagecancauseanoilsmell/fumesinthecabin.(a)ExaminetheAPUairintakeandairintakeductinternallyexternallyforsignsoffluidcontaminationbymigration 8oil,hydraulicoil,fuel,de-icingfluid).Ifsignsoffluidcontaminationarefound:cleantheair-intakeductanddiffuserelbow(Ref.TASK49-16-cleantheair-intakeflapinternallyandcleantheAPUaccessdoorsinternallyandcleantheAPUcompartmentwallsand(b)ExaminetheAPUinletplenumforoil/fluidcontamination.Ifsignsofcontaminationarefound:-cleantheAPUinletplenumwithadegreaserand/or49-00-00-210-078-D.APU(a)D.DoaninspectionoftheAPUExternalComponents/InterfacesforOil(1)Examinethegravityoil-fillercapforsignsofoilleakage.Ifsignsofoilleakagearefound:(a)recetheoil-fillercap49-00-00-210-080-E.APU49-16-45-400-003Subtask49-00-00-210-080-AE.InspectionoftheAPUCompartment;fire,ductanddrain(1)ExaminetheAPUCompartmentfirewallsealatframe80(Ref.TASK49-13-00-200-003).Signsofoil,areanindicationofpossibleoil-IftheAPUCompartmentfirewallsealhassignsofdamageorisdeformed,recetheseal.(2)ExaminetheAPUinletsealatthediffusertoplenuminterface.Do 9checkforsignsofoil.Signsofoil,areanindicationofpossibleinternaloilleakage.-IftheAPUinletsealhassignsofdamageorisdeformed,recetheseal(Ref.TASK49-16-45-000-003).NOTE:Iftheair-intakediffuserisnotcorrectlyaligned,thiscanletinunwantedfluids.Makesurethattheair-intakediffuseriscorrectlyaligned(Ref.TASK49-16-45-400-003).ExaminetheAPUdrainlinestomakesurethattheyarecorrectlyalignedwiththeAPUdrain-/spring-adapterassemblyontheRHAPUaccessdoor.Iftheyarenotcorrectlyaligned:-adjusttheAPUdrain-/spring-adapterassembly(Ref.TASK49-17-5结束 Close49-00-00-410-084-A.设定灯电门11LJOFFAPU316AR,315AL(52-41-00-410-001)Subtask49-00-00-410-084-CloseMakesurethattheworkareaiscleanandclearoftool(s)andotherSettheLIGHTswitch11LJtotheOFFClosetheAPUaccessdoors316AR,315AL(Ref.TASK52-41-00-410-Removetheaccess49-00-00-865-146-B.拆下丝和并闭合这些跳开关面 名 标识位**ONA/C001-049,051-057,101-105,151-199,201-210,234-239-249,251-299,305-509,511-121VU 2KD121VUAPU/ECB/SPLY Subtask49-00-00-865-146-AB.Removethesafetyclip(s)andthetag(s)andclosethis(these)circuit 10PANEL IDENT.**ONA/C001-049,051-057,101-105,151-199,201-210,234-239-249,251-299,305-509,511-121VU 2KD121VU 1KD**ONA/C001-0