Aviation English
MEL and CDL MEL and CDL

非必須機器および備品とは?

非必須機器および備品 Equipment and furnishings that are not required for safe operation or regulatory compliance and may be inoperative without affecting dispatch eligibility.

Source: ICAO Doc 9432, FAA PCG

How is “非必須機器および備品” Used in Practice?

MELに記載の非必須機器および備品が不作動でも出発可能です。

Certification Exam Relevance

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

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

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Frequently Asked Questions

非必須機器および備品とは?

Equipment and furnishings that are not required for safe operation or regulatory compliance and may be inoperative without affecting dispatch eligibility.

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