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22 Cards in this Set
- Front
- Back
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ENG START REQUIRES
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BL AIR TO TURN THE STARTER AND ELEC PWR TO OPEN & CLOSE THE ENG START VALVE
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HOW MANY IGNITORS AND WHICH BUSES PWR THEM
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2 FOR EACH ENG
L IGN-PWRD FM AC TRANS BUS 1 R IGN PWRD FM AC STBY BUS |
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ENG ST SW GRD POSITION ONCE SELECTED
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1-OPENS START VALVE
2-GIVES SIGNAL FOR BL AIR VALVE TO REMAIN CLOSED 3-START VALVE OPEN ALERT ILLUMS 4-GND OPS ARMS SELECTED IGNITOR 5-FLT OPS ARMS L&R IGNITORS |
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CONT POSITION
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EEC ARMS THE SELECTED IGNITOR
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FLT POSITION
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ARMS L & R IGNITORS
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DO CONT & FLT HAVE ANY EFFECT ON POSITION OF THE START OR ENG BL VALVES
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NO THEY DON'T
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NORM ENG START
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1-ENG ST SW TO GRD
2-N2 25% 3-N1 MOVEMENT 4-ENG ST LEVER IDLE 5-MONITOR START INDS IE -56%STARTER CUT OUT -ST VALVE LT EXT -F/O CALLS CUT OUT -OIL P RISING -CALL OIL P RISING |
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WHAT GND START PROTECTION IS PROVIDED BY THE EEC
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EEC MONITORS ENG PARAMETERS FOR
1-HOT START 2-ENG START LIMIT EXCEEDENCE 3-WET START |
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HOT START CAUSES
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EGT QUICKLY TO RISE OR
EGT APPROACHES THE EGT START LIMIT LINE |
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WHAT SHOWS THE EEC GETTING INPUTS OF A HOT START
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THE WHITE BOX AROUND THE EGT FLASHES
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EGT EXCEEDANCE SHOWS
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1-EGT GOES ABOVE LIMIT LINE
2-EEC SHUTS OFF FUEL 3-DE-ENERGIZES THE IGNITORS 4-READOUT DIAL BOX-RED BACK TO LIMIT TURNS WHITE AFTER SHUTDOWN TURNS RED |
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WET START WHEN
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EGT DOES NOT INCREASE AFTER START LEVER IS MOVED TO IDLE
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IF WET START OCCURS AND START NOT ABORTED THEN
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EEC SHUTS OFF THE FUEL & IGN 15SEC AFTER THE START LEVER MOVED TO IDLE
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FLAMEOUT PROTECTION
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EEC ENERGIZES L & R IGNITORS IF THERE'S A SUDDEN N2 DECREASE OR N2 BELOW 57%
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CROSS BL ENG START ENSURE
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1-ENG BL AIR SW'S -ON
2-APU BL AIR SW-OFF 3-ISOL VALVE SW-AUTO ENSURES BL AIR FM ENG No1 AVAIL TO START 2 |
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WHICH TWO PROCEDURES FOR INFLIGHT ENG STARTS
DO YOU HAVE THE SAME PROTECTION AS GND STARTS |
1-CROSS BL START
2-WINDMILL -NO PROTECTION FOR HOT STARTS, EGT EXCEEDANCE, WET START |
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WHAT 5 CONDITIONS MEAN YOU MUST ABORT THE START
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1-NO N1 ROT
2-NO EGT INCR 10SEC AFTER START LEVER MOVED TO IDLE 3-LITTLE OR NO INCR IN N1 OR N2 AFTER THE EGT STARTS TO INCR 4-EGT QUICKLY APPROACHES OR GOES ABOVE START LIMIT TIME 5-NO OIL P IND BY ENGINE IDLE |
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NO N1 BEFORE ST LEVER TO IDLE
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ACTIONS-ENG ST LEVER MOVED TO OFF
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WHAT 3 ABORT CONDITIONS OCCURE AFTER ST LEVER SET TO IDLE
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1-NO EGT RISE IN 10 SEC
2-LITTLE OR NO N1 OR N2 INCREASE 3-EGT QUICKLY APPR OR GOES ABOVE THE ST LIMIT LINE |
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ACTIONS FOR ABORTING START
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1-ST LEVERS TO CUT OFF
2-MOTOR ENG FOR 60SEC IN GND POSITION TO DISCARD THE FUEL & COOL THE EN 3-ENG ST SW MOVE TO OFF |
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ACTIONS FOR NO OIL PRESS BY STABILIZED ENG IDLE INDICATION
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1-ST LEVER -CUTOFF
2-WHEN N2 BELOW 20% ENG ST SW TO GRD THIS PREVENTS DAMAGE TO THE STARTER MOTOR 3-AFTER GRD SELECTED MOTOR ENG FOR 60SEC 4-MOVE ENG ST SW TO OFF |
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ACTIONS-ST VALVE OPEN LIGHT REMAINS ILLUM AFTER STARTER CUT-OUT
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-ISOLATE ALL BL AIR SOURCES TO THE STARTER
-IF APU OR ENG BL AIR IS USED FOR START ISOL VALVE & RELATED BL AIR VALVES MUST BE CLOSED FO R GND STARTS MOVE THE ST LEVER TO CUT-OUT & IF GND AIR IS USED-DISCONNECT |
