CONTENTS xii WWW.GOFLY.ONLINE Y ONLI NE FLI GHT SCHOOL Avtur (Jet A1)............................................................................................................................................................. 81 Unleaded petrol (ULP)............................................................................................................................................... 81 Avtur (Jet A1)............................................................................................................................................................. 82 Avgas......................................................................................................................................................................... 82 Reducing the risk of fuel vaporisation........................................................................................................................ 82 Potential errors in fuel gauge indications................................................................................................................... 82 Inaccurate reading due to slope. ............................................................................................................................... 82 Fuel sloshing.............................................................................................................................................................. 83 Mechanical issues. .................................................................................................................................................... 83 Two-stroke engine premix requirements ................................................................................................................... 83 Fuel system terminology.............................................................................................................................83 Gravity feed. .............................................................................................................................................................. 83 Pump feed. ................................................................................................................................................................ 83 Pump types................................................................................................................................................................ 83 Fuel tank vents. ......................................................................................................................................................... 83 Engine Handling...........................................................................................................................................85 Engine detonation...................................................................................................................................................... 85 Excessively rich mixture. ........................................................................................................................................... 85 Excessively lean mixture. .......................................................................................................................................... 85 Engine limitations. .......................................................................................................................................85 Minimum oil pressure................................................................................................................................................. 85 Minimum oil temperature........................................................................................................................................... 85 Minimum cylinder head temperature (CHT)............................................................................................................... 86 Maximum cylinder head temperature (CHT).............................................................................................................. 86 Maximum RPM.......................................................................................................................................................... 86 Maximum continuous RPM ....................................................................................................................................... 86 Pre-takeoff ignition checks......................................................................................................................................... 86 Pre-shutdown ignition checks.................................................................................................................................... 86 Starter motor use....................................................................................................................................................... 86 Engine temperature during prolonged descents........................................................................................................ 86 Blue or Black Exhaust Smoke. .................................................................................................................................. 86 Engine Malfunctions....................................................................................................................................87 Battery. ...................................................................................................................................................................... 87 Fuel vent blockage..................................................................................................................................................... 87 Oil cooler.................................................................................................................................................................... 89 Coolant loss............................................................................................................................................................... 89 Oil temperature.......................................................................................................................................................... 89 Oil Pressure............................................................................................................................................................... 89 Cylinder head temperature (CHT). ............................................................................................................................ 89
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