MEL and CDL MEL and CDL

hạng mục B

A Minimum Equipment List category requiring rectification of an inoperative item within three consecutive calendar days, excluding the day of discovery.

Quick answer: A Minimum Equipment List category requiring rectification of an inoperative item within three consecutive calendar days, excluding the day of discovery.

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Quick answer

A Minimum Equipment List category requiring rectification of an inoperative item within three consecutive calendar days, excluding the day of discovery.

Why it matters

hạng mục B matters because it supports clear communication in MEL and CDL MEL and CDL 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 hạng mục B?

In this glossary, hạng mục B refers to: A Minimum Equipment List category requiring rectification of an inoperative item within three consecutive calendar days, excluding the day of discovery.

How is hạng mục B used in aviation?

In aviation communication, this term appears in contexts such as: "Mục hạng B không hoạt động, phải sửa trong ba ngày theo MEL."

Why does hạng mục B matter in aviation?

hạng mục B matters because it supports clear communication in MEL and CDL MEL and CDL 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 hạng mục B?

hạng mục B is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does hạng mục B belong to?

In this glossary, hạng mục B is grouped under MEL and CDL MEL and CDL. 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 Minimum Equipment List category requiring rectification of an inoperative item within three consecutive calendar days, excluding the day of discovery.

Operational example

Category B item inoperative, must be rectified within three days as per MEL.

Localized term

hạng mục B

Localized example

Mục hạng B không hoạt động, phải sửa trong ba ngày theo MEL.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

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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