CONTENTS xiii WWW.GOFLY.ONLINE Y ONLI NE FLI GHT SCHOOL Exhaust gas temperature (EGT)................................................................................................................................ 89 Fuel pressure............................................................................................................................................................. 90 Tachometer (RPM)..................................................................................................................................................... 90 Ammeter.................................................................................................................................................................... 90 Voltmeter.................................................................................................................................................................... 90 Engine Icing..................................................................................................................................................90 Carburettor heat......................................................................................................................................................... 90 Preparation................................................................................................................................................................ 90 Engine warm up......................................................................................................................................................... 90 Test carburetor heat during run up............................................................................................................................. 91 Taxi. ........................................................................................................................................................................... 91 Loss of engine performance...................................................................................................................................... 91 Engine roughness...................................................................................................................................................... 91 Constant speed unit................................................................................................................................................... 91 Anti-Icing purposes.................................................................................................................................................... 91 De-Icing purposes...................................................................................................................................................... 91 Ground operations..................................................................................................................................................... 91 Engine performance and instrument indications........................................................................................................ 91 Flight Instruments........................................................................................................................................93 The pitot static system............................................................................................................................................... 93 Pitot pressure............................................................................................................................................................. 93 Static pressure........................................................................................................................................................... 93 Alternate static source............................................................................................................................................... 93 Atmospheric pressure error....................................................................................................................................... 93 Indicated airspeed (IAS) and true airspeed (TAS)..................................................................................................... 93 Airspeed indicator (ASI)............................................................................................................................................. 93 Vertical speed indicator (VSI). ................................................................................................................................... 93 Altimeter..................................................................................................................................................................... 95 The sub-scale of the altimeter. .................................................................................................................................. 95 Altimeter errors due to temperature and pressure..................................................................................................... 95 Airspeed indicator colour codes. ...............................................................................................................95 White Arc. .................................................................................................................................................................. 95 Green Arc................................................................................................................................................................... 95 Yellow Arc. ................................................................................................................................................................. 95 Red Line (Vne)........................................................................................................................................................... 95 The magnetic compass.............................................................................................................................................. 96 Compass reading errors............................................................................................................................................ 96 Turning errors. ........................................................................................................................................................... 96 Compass correction card........................................................................................................................................... 96
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