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Non_Normal Maneuvers
Copyright © The Boeing Company. See title page for details.
MAN.1.2 D632W001-TBC
• engine failure
• predictive windshear warning
• if a side window opens
• if the airplane is unsafe or unable to fly.
Above 80 knots and prior to V1, the takeoff should be rejected for any of
the following:
• fire or fire warning
• engine failure
• predictive windshear warning
• if the airplane is unsafe or unable to fly.
During the takeoff, the crew member observing the non-normal situation
will immediately call it out as clearly as possible.
December 10, 2007
777 Flight Crew Operations Manual
Maneuvers -
Non_Normal Maneuvers
Copyright © The Boeing Company. See title page for details.
D632W001-TBC MAN.1.3
Terrain Avoidance
Ground Proximity Caution
Accomplish the following maneuver for any of these aural alerts*:
• CAUTION OBSTACLE
Captain First Officer
Without delay:
Simultaneously close the thrust levers,
disengage the autothrottles, and apply
maximum manual wheel brakes or verify
operation of RTO autobrakes.
If RTO autobrakes is selected, monitor
system performance and apply manual
wheel brakes if the AUTOBRAKE
message is displayed or deceleration is not
adequate.
Raise speedbrake lever.
Apply maximum reverse thrust consistent
with conditions.
Continue maximum braking until certain
the airplane will stop on the runway.
Verify actions as follows:
Thrust levers closed.
Autothrottles disengaged.
Maximum brakes applied.
Verify speedbrake lever UP and call
“SPEEDBRAKES UP.” If speedbrake
lever not UP call “SPEEDBRAKES NOT
UP.”
Reverse thrust applied.
Call out any omitted action items.
Field length permitting:
Initiate movement of the reverse thrust
levers to reach the reverse idle detent by
taxi speed.
Call out 60 knots.
Communicate the reject decision to the
control tower and cabin as soon as
practical.
When the airplane is stopped, perform procedures as required.
Review Brake Cooling Schedule for brake cooling time and precautions (refer to the
Performance Inflight chapter).
Consider the following:
• the possibility of wheel fuse plugs melting
• the need to clear the runway
• the requirement for remote parking
• wind direction in case of fire
• alerting fire equipment
• not setting the parking brake unless passenger evacuation is necessary
• advising the ground crew of the hot brake hazard
• advising passengers of the need to remain seated or evacuate
• completion of Non-Normal checklist (if appropriate) for conditions
which caused the RTO.
December 10, 2007
777 Flight Crew Operations Manual
Maneuvers -
Non_Normal Maneuvers
Copyright © The Boeing Company. See title page for details.
MAN.1.4 D632W001-TBC
• CAUTION TERRAIN
Note: For JAA certificated airplanes, CAUTION OBSTACLE is
replaced with OBSTACLE AHEAD, and CAUTION
TERRAIN is replaced with TERRAIN AHEAD.
• SINK RATE
• TERRAIN.
• DON’T SINK
• TOO LOW FLAPS
• TOO LOW GEAR
• TOO LOW TERRAIN
• GLIDESLOPE
• BANK ANGLE.
The below glideslope deviation alert may be cancelled or inhibited for:
• localizer or backcourse approach
• circling approach from an ILS
• when conditions require a deliberate approach below glideslope
• unreliable glideslope signal.
Note: If a terrain caution occurs when flying under daylight VMC, and
positive visual verification is made that no obstacle or terrain
hazard exists, the alert may be regarded as cautionary and the
approach may be continued.
Note: *As installed, some repeat.
Ground Proximity Warning
Accomplish the following maneuver for any of these conditions:
• activation of the “PULL UP”, “OBSTACLE OBSTACLE PULL
UP”, or “TERRAIN TERRAIN PULL UP” warning
• other situations resulting in unacceptable flight toward terrain.
Pilot Flying Pilot Monitoring
Correct the flight path or the airplane configuration.
December 10, 2007
777 Flight Crew Operations Manual
Maneuvers -
Non_Normal Maneuvers
Copyright © The Boeing Company. See title page for details.
D632W001-TBC MAN.1.5
Note: Aft control column force increases as the airspeed decreases. In
all cases, the pitch attitude that results in intermittent stick shaker
　
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