Aircraft Systems

alternate landing-gear extension

A backup method to deploy the landing gear using gravity, hydraulic, or manual means if the normal extension system fails.

Quick answer: A backup method to deploy the landing gear using gravity, hydraulic, or manual means if the normal extension system fails.

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Quick answer

A backup method to deploy the landing gear using gravity, hydraulic, or manual means if the normal extension system fails.

Why it matters

alternate landing-gear extension matters because it supports clear communication in Aircraft Systems contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Editorial context

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Questions and answers

Questions and answers

What is alternate landing-gear extension?

In this glossary, alternate landing-gear extension refers to: A backup method to deploy the landing gear using gravity, hydraulic, or manual means if the normal extension system fails.

How is alternate landing-gear extension used in aviation?

In aviation communication, this term appears in contexts such as: "Alternate landing-gear extension in use due to hydraulic failure, reporting gear down and locked."

Why does alternate landing-gear extension matter in aviation?

alternate landing-gear extension matters because it supports clear communication in Aircraft Systems contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Who uses alternate landing-gear extension?

alternate landing-gear extension is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does alternate landing-gear extension belong to?

In this glossary, alternate landing-gear extension is grouped under Aircraft Systems. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from ICAO Doc 9432, FAA PCG and published by Protermify Aviation as a static aviation reference page.

Definition

A backup method to deploy the landing gear using gravity, hydraulic, or manual means if the normal extension system fails.

Operational example

Alternate landing-gear extension in use due to hydraulic failure, reporting gear down and locked.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Aircraft Systems

Exam relevance

  • ICAO Level 4
  • ICAO Level 5
  • ICAO Level 6
  • EASA FCL.055

Target audience

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related terms

Use the related links below to continue through connected aviation terminology.

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