TheElectronicFlightInstrumentSystem(EFIS)isahighlysophisticatedFlightDirectorSystem(FDS),whichusescathoderaytube(CRT)orlightemittingdiode(LED)technologytoprovideattitudeandnavigationinformation.Thissystemreplacestheelectro-mechanicaltypeofinstrumentsandpr...[继续阅读]

    故障描述某架Cessna172R飞机在运行中,飞行人员先后反映踩刹车时脚蹬不平,经地面检查,发现飞机右侧刹车油缸固定支架内侧腹板撕裂,随后普查发现机队中很多飞机都存在类似问题。裂纹位于腹板上油缸支架的铆接处,较长的裂纹已贯...[继续阅读]

    Youshouldalreadybeawareoftheeffectsofrudder-inducedyawathighspeed,andtheinteractionoflateralanddirectionalstabilitywhichcanleadtoDutchroll.Dependingontheinherentstabilityofanaircraftinaparticularconfiguration,theDutchrolloscillationwilltendtograduallyredu...[继续阅读]

    TheRadioAltimeter(RA)isadevice,whichaccuratelymeasurestheheightabovethesurfaceimmediatelybelowanaeroplaneupto2500ft,andisparticularlysuitedtolow-altitudeterrainclearancemeasurement.Itprovidesaninstantaneousandcontinuousreadoutontheflightdeckoftheheightabo...[继续阅读]

    TheradioaltimetersystemconsistsofaReceiver/Transmitter(R/T)unit,adedicatedtransmitantenna,adedicatedreceiveantennaandadisplay.TheR/TunittransmitsRFsignaltothegroundthroughthetransmitantenna.ThereflectedRFsignalsarereceivedbythereceiveantennaandroutedtothe...[继续阅读]

    Figure9.9showsatypicalEGPWScontrolpanelfittedtoatransportaircraft.Thispanelnormallyhasawarninglighttoindicateifthesystemisinoperative,atestswitchtoconfirmsystemintegritypriortotake-off,andisolationswitchesforgear/flaps/terrain.Thegear/flapsisolationswitch...[继续阅读]

    故障描述一架Cessna525飞机于07:10执行转场训练飞行,并于12:16返回运行基地安全着陆。下午12:36至17:12期间执行本场训练飞行,正常落地后机组未反映飞机异常。18:30,机务人员在进行技术状态检查时发现左主轮刹车组件的6颗固定螺帽中有...[继续阅读]

    故障描述某架C172R飞机在完成换发工作中,发现1、3号缸排气温度传感器和气缸头温度传感器导线均有磨损。次日,另一架C172R飞机在完成换发工作中,检查发现发动机1号缸排气温度传感器导线有3处磨损,如图1.24.1所示。...[继续阅读]

    故障描述2008年以来,PA44-180飞机所装O-360-A1H6/LO-360-A1H6型发动机多次发生配重失效故障。该故障的主要表现是:发动机配重卡环断裂、配重挡片碎裂、卡环槽掉块、配重滚柱脱出,由于配重组件失效,配重组件的脱落物损伤发动机内部构件...[继续阅读]

    故障描述某单位维修人员在对Cessna172R飞机进行换季检查并更换方向舵右侧操纵钢索时,发现钢索后端钟形臂连接点固定螺栓(P/N:AN23-11)(更换钢索时一般不需要拆)出现较严重的磨损,经测量磨损最严重区域直径为:4.40mm(新螺杆直径为4....[继续阅读]