-
CABIN ALTITUDE
or
Rapid Depressurization
- OXYGEN MASKS . . . . . . . . . . . . . . . ON
- CREW COMMUNICATIONS . . . . . . . . ESTABLISH
- CABIN ALTITUDE AND RATE . . . . . . . CHECK
- [Confirms pressurization problem.]
- If cabin altitude uncontrollable:
- SUPERNMRY OXY SWITCH . . . . . . . . .ON
- [Backs up automatic activation of the supernumerary oxygen system.]
- DESCENT . . . . . . . . . . . . . . . . . . . . . ACCOMPLISH
- Without delay, close thrust levers, extend speedbrakes and descend at
- VMO/MMO. Level off at lowest safe altitude or 14,000 feet, whichever is higher.
- If structural integrity is in doubt, limit airspeed and avoid high maneuvering
- loads.
-
Aborted Engine Start
FUEL CONTROL SWITCH . . . . . . . . CUTOFF
-
ENG 1, 2, 3, 4 AUTOSTART
FUEL CONTROL SWITCH . . . . . . . . CUTOFF
-
ENG 1, 2, 3, 4 FAIL
(Multiple Engine Flameout/Stall
- FUEL CONTROL SWITCH (Affected engines) . . . . . . . . . . . . . . . . . CUTOFF, THEN RUN
- [Clears a stall condition.]
- If EGT rapidly approaching EGT takeoff limit:
- Repeat the above step as necessary
-
Engine Limit
or
Surge/Stall
- THRUST LEVER (Affected engine) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . RETARD
- Retard until indications remain within normal limits or return to normal, or thrust
- lever is closed.
- If EGT
-
FIRE ENG 1, 2, 3, 4
or
Severe Engine Damage or Separation
- THRUST LEVER . . . . . . . . . . . . . . CLOSE
- FUEL CONTROL SWITCH . . . . . . CUTOFF
- ENGINE FIRE SWITCH . . . . . . . . . . PULL
- If FIRE ENG message remains displayed:
- ENGINE FIRE SWITCH . . . . . . .... ROTATE
- Rotate to the stop and hold for one second.
- If, after 30 seconds, FIRE ENG message remains displayed:
- ENGINE FIRE SWITCH .................... ROTATE TO OTHER BOTTLE
- Rotate to the stop and hold for one second.
-
IAS DISAGREE
or
Airspeed Unreliable
- PITCH ATTITUDE AND THRUST . . . CHECK
- If pitch attitude or thrust not normal for phase of flight:
- AUTOPILOT . . . . . . . . . . . . . DISENGAGE
- AUTOTHROTTLE . . . . . . . . . . DISENGAGE
- FLIGHT DIRECTORS . . . . . . . . . . . . . OFF
- Establish normal pitch attitude and thrust setting for phase of flight.
-
CABIN ALTITUDE
or
Rapid Depressurization
(Center Duct Leak Detection System
Inop Per MEL)
- OXYGEN MASKS . . . . . . . . . . . . . . . . ON
- CREW COMMUNICATIONS . ... ESTABLISH
- ISOLATION VALVE SWITCHES (Both) .OFF
- CABIN ALTITUDE AND RATE . . . . . CHECK
- [Confirms pressurization problem.]
- If cabin altitude uncontrollable:
- SUPERNMRY OXY SWITCH . . . . . . . . . ON
- [Sounds decompression aural alarm and illuminates DON OXYGEN MASK signs in
- lavatory, upper deck and crew rest compartment.]
- DESCENT . . . . . . . . . . . . . ACCOMPLISH
- Without delay, close thrust levers, extend speedbrakes and descend at VMO/MMO.
- Level off at lowest safe altitude or 14,000 feet, whichever is higher.
- If structural integrity is in doubt, limit airspeed and avoid high maneuvering loads
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