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Air Conditioning
Requirement for flight
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FLOW Switch must be in NORM for takeoffs
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ALTITUDE - MAXIMUM OPERATING
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Maximum operating altitude is 37,000 feet
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AUTOLANDAutoland system is limited to the following maximum wind components:
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Headwind 25 kts
Tailwind 10 ktsCrosswind 15 kts
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AUTOLAND
Do not conduct autoland operations if
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ALIGN mode is not annunciated on the FMA by 100 feet radio altitude.
Any unusual control position or other abnormal conditions exist in the flight control system.
RUDDER PWR OFF alert is displayed.
Runway slope for landing exceeds; +0.8% to -0.8%.Airport elevation exceeds 8000 feet MSL.
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AUTOPILOTLimitations for Takeoff and Approach
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During takeoff, do not engage the autopilot below 500 feet AGL.
Do not conduct an auto coupled (ILS or Autoland) approach if “STAB OUT OF TRIM” alert illuminates for longer than 3 seconds after the aircraft is stabilized and tracking the glideslope.
For non-precision approaches, the autopilot must be disengaged no lower than the applicable minimums minus 50 feet.
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AUXILIARY POWER UNIT (APU)Usage limits
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APU AIR switch must be OFF for takeoff and inflight operations.
APU starter motor duty cycle is limited to three consecutive start attempts. Wait 30 minutes prior to further start attempts.The APU can be started and operated throughout the airplane envelope.
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AUXILIARY POWER UNIT (APU)Operational limits
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OPERATIONAL LIMITS
OPERATION MAXIMUM EGT-100
MAXIMUM ROTOR SPEED-105All Operations Red Boxed Digits When Limits Exceeded
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Maximum Weights of aircraft(Pounds)
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MAXIMUM WEIGHTS (POUNDS)
TAXI 121,000
TAKEOFF 120,000
LANDING 104,000
ZERO FUEL 98,000
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COMMUNICATIONSRestrictions?
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Do not use VHF-3 for ATC communications with ACARS operational.
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CONTAMINATED RUNWAYS
Maximum contamination for takeoff and landing are:
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Standing Water and/or Slush - 1/2 inch;
Wet Snow - 1 inch;
Dry Snow - 4 inches
Single-engine CAT II/III landings are not permitted on contaminated runways.
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EMERGENCY LIGHTS
must be armed:
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The emergency light system must be armed for all flight operations.
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ENGINE WIND LIMITATIONS ALL OPERATION are:
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The engine limiting crosswind component is 40 knots.
For crosswind components greater than 40 knots or tailwind components greater than 10 knots, only taxi and ground handling is allowed, with engine N1 limited to 50%.
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TGT Limits are:
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TAKEOFF - Red Line for 5 min or 10 min if engine fail on T/O or Go Around (900)
MAXIMUM CONTINUOUS THRUST- Amber Line Cont.(850)
STARTING- Red Line (700)
GROUND- Red LIne (700)
FLIGHT- Red LIne (850)
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Oil Temp (°C) (MIN/MAX) are:
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Takeoff- Red Line and Red Boxed Temperatures
Max continuous thrust- Red Line and Red Boxed Temperatures
STARTING- Red Line and Red Boxed Temperatures
GROUND- Red Line and Red Boxed Temperatures
FLIGHT- Red Line and Red Boxed Temperatures
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Minimum Oil Pressure limits are:
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TAKEOFF- Red Boxed Pressure Varies with N2
MAXIMUM CONTINUOUS THRUST- Red Boxed Pressure
Varies with N2
STARTING- Red Boxed Pressure
GROUND- Red Boxed Pressure
(FLIGHT)- Red Boxed Pressure
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