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48 Cards in this Set
- Front
- Back
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Emergency Procedures
EXTERNAL ENGINE FIRE |
1. AFFFECTED ENG THROTTLE TO CUT-OFF
2. BATT PWR S/W TO EMER. 3. PULL AFFECTED ENG T-HANDLE 4. PUSH ILLUMINATED EXT SWITCH |
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Emergency Procedures
INTERNAL ENGINE FIRE |
1. AFFECTED ENG THROTTLE TO CUT-OFF
2. BATT S/W TO EMER. |
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Emergency Procedures
EMERGENCY SHUT DOWN (ANY ABNORMALITY REQUIRING SHUTDOWN) |
1. THROTTLE TO CUT- OFF
2. BATT POWER S/W TO EMER. 3. PULL ENG T- HANDLE |
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Emergency Procedures
JUMPING CHOCKS |
1) THROTTLES TO IDLE 2) APPLY BRAKES 3) STEER IF NECESSARY 4) SET BRAKES 5) THROTTLES TO CUT-OFF 6) BATT S/W TO EMER 8) REESTABLISH COMM/CHOCKS IN
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When can Fan Cowls be open during engine runs?
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Wet/Dry Motoring
Ground Idle Flight Idle |
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When can Fan Ducts be open during engine runs?
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Wet/Dry Motoring
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Maintaining a balanced thrust when running outboard engines above ground idle...
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Run opposite eng withing 5% N1
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Maintaining a balanced thrust when running inboard engines above 40% N1...
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Run opposite eng withing 5% N1
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Starter duty cycle for starting is limited to:
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90 sec ON, 60 sec OFF,
90 sec ON, 60 sec OFF, 90 sec ON , and 10 min OFF |
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Starter duty cycle for motoring is limited to:
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5 min ON, 10 min OFF,
5 min ON, 30 minOFF, and etc |
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If the starter control valve fails to close within 10 seconds of reaching 45% N2 you need to _________
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– Cut the applicable throttle
– Turn bleed air switch to off |
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What are the weight requirements for running engines?
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Idle = 15,000 Lbs min
4 eng up to 75% N2 = 40,000 Lbs Two eng to TRT = 60,000 Lbs |
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What is the CG requirements for running engines?
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35 % CG or less
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A ____ could cause rapid EGT rise resulting in an over-temp due to excessive fuel in the combustion chamber.
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delayed light-off
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Advance throttle lever to START when...
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when engine N2 reaches 25% rpm
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Combustion occurs within ___ seconds (__-__ sec normal) after throttle lever is advanced to START
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10 sec
2-3 sec |
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If throttle is inadvertently retarded to CUT-OFF, eng will immediately flame out. Attempting to reposition throttle back to START can do what?
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Introduce unburned fuel into engine which may create a fire within the engine.
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Always place throttle lever to CUT-OFF prior to pulling the fire switch. Why?
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Pulling the fire switch first could damage the engine fuel pump
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Do not re-engage pneumatic starter above 25% N2. Why?
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Re-engagement above this speed may result in starter damage.
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After START, operate eng at ___ for a minimum of __min prior to using higher thrust
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IDLE
5 min |
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When starting eng with a tailwind greater than __knots, do not advance to START until N2 speed is at least __% and there is forward fan rotation.
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20 knots
25% |
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If APU or start cart is unable to motor eng to __% N2 rpm, the start sequence can be initiated when max motoring speed is reached, above __% N2 rpm.
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25%
20% |
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Maximum motoring speed is defined as less than 1% increase in __rpm in __seconds.
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N2 rpm
5 sec |
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After throttle is placed to IDLE, the fuel flow should read __to__ pph.
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400 to 800 pph
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At __% N2, if EGT gauge exceeds ___°C, carefully monitor start temp for exceedence.
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40%
600°C (40/60 check) |
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Ensure the low oil pressure light is out and oil pressure is at least __psi prior to placing throttle level to IDLE.
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11 psi
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Advance throttle lever to IDLE at approximately __% N2 rpm.
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50%
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If starter cont v/v fails to close w/in 10 sec after reaching 45% N2, as indicated by the starter v/v light not going out, the following sequence should be followed immediately:
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• Place throttle to CUT-OFF.
• Press eng bleed valve switch to CLOSED. |
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After engine is stabilized at IDLE, EGT gage reading does not exceed ___
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725°C
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After engine is stabilized at IDLE, Oil pressure gage reads __to__ psi oil pressure
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13 to 35 psi
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After engine is stabilized at IDLE, N1 tachometer reads __to __ & N2 tachometer reads __to__
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16% to 22%
54% to 62% |
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What is the MAX EGT at MCT?
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870°C
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What are the limits for Dry Motoring?
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5 min
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What is the Ignition Cycle?
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The ignition system is designed for unlimited use as required.
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What is the OIL TEMP up to with no time limit?
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160°C
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What is the OIL TEMP between with a time limit? What is the time limit?
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161-175°C
10 min |
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At what oil pressure does the OIL LIGHT come on?
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11 psi
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At what N2 speed do you go from start to over the hump?
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50%
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What are the 3 ways you go from GND IDLE to FLIGHT IDLE?
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FLT IDLE C/B PULLED
WOW S/W FLT IDLE SOLENOID BAD |
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What does CIT stand for?
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Compressor Inlet Temp
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What does PMC stand for?
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Power Management Control
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What are the Engine Danger Areas at Idle Thrust?
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25' - 145 MPH
42' - 105 MPH 55' - 65 MPH 108' - 20 MPH |
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What are the Engine Danger Areas at TRT Thrust?
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160' - 145 MPH
225' - 105 MPH 500' - 65 MPH 900' - 20 MPH |
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Pneumatic starter initiates automatic cutout between __and__ N2 and takes 3 to 9 sec to complete the cutout sequence.
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43% and 45%
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When starting eng with a tail wind component greater than __ knots, do not advance throttle to START until N2 is at least __ and ________.
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20 Knots
25% There is forward fan rotation |
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Do not motor, start, or operate eng without positive fuel pressure. Why?
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Fuel pump and MEC are fuel lubricated
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Before shutdown, operate eng at or near IDLE for 5 min to ________.
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Thermally stabilize hot section of eng.
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EGT will normally increase slightly after shutdown due to _______.
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Temperature soak back
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