Engine Start Sequence Malfunction Procedures and Emergency Protocols
This document outlines procedures and emergency protocols for handling engine start sequence malfunctions, including indications such as low oil pressure, hydraulic flow issues, and various operational failures. It emphasizes immediate actions to take when experiencing engine start failures and conditions when a restart should not be attempted, such as illuminated warning lights and lack of fuel pressure. Critical steps are detailed for ensuring safety and preventing further complications during an engine start attempt.
Engine Start Sequence Malfunction Procedures and Emergency Protocols
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Presentation Transcript
LO HYD FLOW L R NO TAKEOFF P/S HTR L R EEC MAUAL L R GEN OFF L R LO FUEL PRESS L R W/S FAULT L R LO OIL PRESS L R STBY P/S HTR AOA HTR FAIL FUEL BOOST L IGN 220 0 0.0 0.0 10.0 0.0 STARTER SWITCH - PRESS THROTTLE OUT OF CUTOFF @ 10% N2
LO OIL PRESS L R LO HYD FLOW L R NO TAKEOFF P/S HTR L R STBY P/S HTR AOA HTR FAIL EEC MAUAL L R GEN OFF L R LO FUEL PRESS L R W/S FAULT L R FUEL BOOST L IGN 90 0 8.0 0 22.0 0.0 IGN LIGHT - ON
LO OIL PRESS L R LO HYD FLOW L R NO TAKEOFF P/S HTR L R STBY P/S HTR AOA HTR FAIL EEC MAUAL L R GEN OFF L R LO FUEL PRESS L R W/S FAULT L R FUEL BOOST L IGN 220 0 10.0 0 22.0 0.0 FUEL FLOW – START TO INCREASE
LO OIL PRESS R LO HYD FLOW L R NO TAKEOFF P/S HTR L R STBY P/S HTR AOA HTR FAIL EEC MAUAL L R GEN OFF L R LO FUEL PRESS L R W/S FAULT L R FUEL BOOST L IGN 280 0 10.0 0 22.0 0.0 OIL PRESSURE – START TO INCREASE
LO OIL PRESS R LO HYD FLOW R NO TAKEOFF P/S HTR L R STBY P/S HTR AOA HTR FAIL EEC MAUAL R GEN OFF R LO FUEL PRESS R W/S FAULT R FUEL BOOST L IGN 290 0 35.0 0 64.0 0.0 ITT- START TO INCREASE CHECK FOR NORMAL INCREASE MONITOR FOR HOT START RAPID INCREASE
LO OIL PRESS R LO HYD FLOW R NO TAKEOFF P/S HTR L R STBY P/S HTR AOA HTR FAIL EEC MAUAL R GEN OFF R LO FUEL PRESS R W/S FAULT R 310 0 47.0 0 56.0 0.0 CHECK N1 ROTATION BY 25% N2 START BUTTON DISENGAGES N1 STABILIZES APPROX 47% START SEQUENCE COMPLETE
EMERGENCY PROCEDURES • ENGINE START MALFUNCTION (ENGINE DOES NOT START) • THROTTLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CUT OFF • START DISG Button . . . . . . . PRESS 15 seconds after throttle OFF • IF ITT REMAINS HIGH • 3.ENGINE FIRE Button (affected engine) . . . . . . . . . . . . . . . . PRESS • ENGINE START BUTTON LIGHT ON AFTER START • START DISG Button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . PRESS • HIGH SUSTAINED ITT DURING GROUND SHUTDOWN • THROTTLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CUTOFF • ENGINE START Button . . . . . . . . . . . . . . . . PRESS MOMENTARILY • START DISG Button . . . . . . . . . . .. . . . PRESS AFTER 15 SECONDS • IF HIGH ITT CONTINUES • 3.ENGINE FIRE Button (affected engine) . . . . . . . . . . . . . . . . PRESS
CONDITIONS WHEN NOT TO ATTEMPT AN ENGINE RE-START FIRE WARNING LIGHT ILLUMINATED (ENGINE FIRE) ENGINE FUEL FILTER ANNUNCIATOR LIGHT ILLUMINATED ENGINE VIB ANNUNCIATOR LIGHT ILLUMINATED NO N1 ROTATION ON FAILED ENGINE NO FUEL PRESSURE INDICATED ON FAILED ENGINE
