A320 Limitations Overview

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Questions and Answers

What is the maximum speed for landing gear extension?

  • 220 kt/0.54 M
  • 195 kt
  • 230 kt
  • 250 kt/0.60 M (correct)

At what altitude is the maximum exhaust gas temperature (EGT) for start limited to 1120 oC?

  • 20000 ft
  • 35000 ft
  • 30000 ft
  • above 35000 ft (correct)

What is the minimum fuel quantity required for takeoff?

  • 1200 kg
  • 1500 kg (correct)
  • 1000 kg
  • 2000 kg

What is the maximum tire speed?

<p>195 kt (D)</p> Signup and view all the answers

What is the maximum temperature allowed for APU operation?

<ul> <li>55 oC (B)</li> </ul> Signup and view all the answers

What is the minimum oil pressure required?

<p>17.4 PSI (D)</p> Signup and view all the answers

What is the maximum speed with landing gear extended?

<p>280 kt (A)</p> Signup and view all the answers

What is the maximum EGT for start below 35000 ft?

<p>1090 °C (A)</p> Signup and view all the answers

What is the glide slope angle range approved for landing?

<p>-2.5° to 3.25° (B)</p> Signup and view all the answers

What is the minimum oil quantity at max. consumption?

<p>0.45 qt/h (C)</p> Signup and view all the answers

How long is the cooling period required after three failed start cycles?

<p>15 minutes (A)</p> Signup and view all the answers

What is the maximum demonstrated crosswind for landing with automatic rollout?

<p>15 kt (C)</p> Signup and view all the answers

What is the maximum operating Mach number (MMO)?

<p>0.82 M (A)</p> Signup and view all the answers

What is the maximum altitude for cabin pressurization using single pack?

<p>22500 ft (C)</p> Signup and view all the answers

What is the maximum positive differential pressure permitted?

<p>9.0 PSI (A)</p> Signup and view all the answers

Which of the following is an A320 limitation concerning APU bleed air?

<p>APU bleed air is not permitted for wing anti-ice (C)</p> Signup and view all the answers

What is the minimum altitude for autopilot use during takeoff?

<p>100 ft (C)</p> Signup and view all the answers

What is the maximum certified tailwind for takeoff and landing?

<p>15 kt (B)</p> Signup and view all the answers

What is the maximum EGT limit for normal operating conditions during takeoff?

<p>1060 °C (A)</p> Signup and view all the answers

What is the maximum wind for passenger door operation?

<p>65 kt (D)</p> Signup and view all the answers

What is the maximum allowed wind for ILS CAT II or CAT III operations?

<p>30 kt (C)</p> Signup and view all the answers

Which of the following conditions requires a maximum altitude of 15000 ft for air conditioning?

<p>Dual pack operation (C)</p> Signup and view all the answers

What is the maximum allowable temperature for oil in continuous operation?

<p>140 °C (A)</p> Signup and view all the answers

Which configuration allows for a load acceleration limit between 0 g to 2 g?

<p>Other configurations (B)</p> Signup and view all the answers

What is the maximum allowable time limit for EGT at MCT?

<p>Not limited (B)</p> Signup and view all the answers

What is the maximum wind speed for landing on ILS when CAT I is displayed on the FMA?

<p>160 ft (C)</p> Signup and view all the answers

What is the minimum temperature before takeoff?

<p>19 °C (A)</p> Signup and view all the answers

Flashcards

Maximum speed for L/G extension

The maximum speed at which the landing gear can be extended.

Maximum speed for L/G retraction

The maximum speed at which the landing gear can be retracted.

Maximum tire speed

The maximum speed that aircraft tires are designed to handle.

Wipers maximum speed

The maximum speed at which the windshield wipers can operate.

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APU start or shutdown limit

The maximum altitude at which the Auxiliary Power Unit (APU) can be started or shut down.

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VMO

The maximum operating speed of the aircraft, typically in knots (kt).

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MMO

The maximum operating Mach number of the aircraft. Mach number is a measure of speed relative to the speed of sound.

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Maximum speed with L/G extended

The maximum speed at which the aircraft can operate with landing gear extended. It's expressed in knots (kt) or Mach number.

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Minimum oil quantity

The minimum oil quantity required for engine operation.

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Minimum oil pressure

The minimum oil pressure required for engine operation.

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Maximum EGT for start (below 35,000ft)

The maximum exhaust gas temperature (EGT) allowed during engine start below 35,000 feet.

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Ground starts

A ground start procedure that involves a 60-second pause between automatic start attempts.

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Tailwind

A specific wind condition that affects the aircraft's ability to take off or land.

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Maximum altitude (single pack)

The maximum altitude at which an A320 can operate with a single air conditioning and pressurization pack.

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Maximum altitude (dual pack)

The maximum altitude at which an A320 can operate with both air conditioning and pressurization packs functioning.

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Maximum positive differential pressure

The maximum positive pressure differential that can be maintained within the A320 cabin during flight.

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Maximum negative differential pressure

The maximum negative pressure differential that can be maintained within the A320 cabin during flight.

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Safety relief valve setting

The pressure setting at which the safety relief valve on the A320's pressurization system will open to prevent excessive cabin pressure.

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Minimum AGL for autopilot use (takeoff)

The minimum altitude above ground level (AGL) at which the autopilot can be engaged on an A320 during takeoff.

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Minimum AGL for autopilot use (approach)

The minimum altitude above ground level (AGL) at which the autopilot can be used in approach with vertical speed (V/S) or flight path angle (FPA) commands.

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Minimum AGL for autopilot use (circling)

The minimum altitude above ground level (AGL) at which the autopilot can be used in the circling approach phase.

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Minimum AGL for autopilot use (ILS CAT I)

The minimum altitude above ground level (AGL) at which the autopilot can be used when an instrument landing system (ILS) with Category I is displayed on the flight management system (FMA).

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Minimum AGL for autopilot use (ILS CAT II/III)

The minimum altitude above ground level (AGL) for autopilot use when an ILS with Category 2 or Category 3 is displayed on the flight management system (FMA).

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Minimum AGL for autopilot use (manual go-around)

The minimum altitude above ground level (AGL) required for autopilot use in manual go-around.

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Maximum continuous EGT (normal)

The maximum continuous engine exhaust gas temperature (EGT) limit in normal operation.

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Maximum EGT (takeoff/go-around)

The maximum engine exhaust gas temperature (EGT) limit for takeoff and go-around.

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Maximum continuous oil temperature

The maximum continuous engine oil temperature limit.

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Maximum transient oil temperature

The maximum transient engine oil temperature limit.

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Study Notes

A320 Limitations

  • Cabin Pressure: Maximum positive differential pressure is 9.0 PSI, while maximum negative is -1.0 PSI. Single and dual pack systems have different altitude limits.
  • Operational Parameters:
    • Runway slope: +2%.
    • Runway altitude: 9200 ft.
    • Minimum AGL for autopilot use: 100 ft and 5 seconds after lift off.
  • Thrust Setting/EGT Limits: Limits defined for take-off, go-around, and other phases.
    • Maximum continuous temperature and transient temperatures are specified. 
    • Minimum starting temperatures and pre-take-off minimum temperature.
  • Runway Widths: Runway width should be at least 30 meters and 45 meters minimal width.
  • Wind Limits: Maximum crosswind limits at different landing stages (ILS CAT I, CAT II, CAT III). Tailwind and headwind limits also defined.
  • Maximum speeds: For passenger doors, cargo doors, and during landing/take-off. Includes maximum speed with landing gear extended / retracted
  • Aircraft configuration: Various configurations have different wind speeds and altitude limits.
  • Automatic Landing: Glide slope angle range and auto-land limits specified, for CAT I, CAT II and CAT III.
  • Oil: Minimum oil quantity and pressure, minimum starting temperature, maximum temperature, oil limits.
  • Starter: Maximum EGT for startup (below/above 35000 ft), start attempt limits.
  • Fuel: Minimum fuel quantity is 1500 kg for take-off. Includes jet fuel minimum temperature and maximum.
  • Landing Gear: Maximum brake temperature for takeoff and landing procedures.
  • APU: Maximum EGT, altitude permitted, and refueling/defueling limits during operation.
  • Additional data: Included data like maximum continuous / transient temperatures, oil quantities, minimum fuel limits, and other general performance limits.

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