MEL and CDL MEL and CDL

ต้องใช้ขั้นตอนสำรอง

Standard operating sequence unavailable; crew must follow officially published alternate or contingency checklist.

Quick answer: Standard operating sequence unavailable; crew must follow officially published alternate or contingency checklist.

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Languages

Quick answer

Standard operating sequence unavailable; crew must follow officially published alternate or contingency checklist.

Why it matters

ต้องใช้ขั้นตอนสำรอง 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 ต้องใช้ขั้นตอนสำรอง?

In this glossary, ต้องใช้ขั้นตอนสำรอง refers to: Standard operating sequence unavailable; crew must follow officially published alternate or contingency checklist.

How is ต้องใช้ขั้นตอนสำรอง used in aviation?

In aviation communication, this term appears in contexts such as: "ทาวเวอร์, ARROW 86, รันเวย์ปิด; ต้องออกเดินทางสำรองผ่านชาร์ลี"

Why does ต้องใช้ขั้นตอนสำรอง matter in aviation?

ต้องใช้ขั้นตอนสำรอง 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 ต้องใช้ขั้นตอนสำรอง?

ต้องใช้ขั้นตอนสำรอง is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does ต้องใช้ขั้นตอนสำรอง belong to?

In this glossary, ต้องใช้ขั้นตอนสำรอง 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

Standard operating sequence unavailable; crew must follow officially published alternate or contingency checklist.

Operational example

Tower, ARROW eight six, due runway closure alternate procedure required for departure via taxiway Charlie.

Localized term

ต้องใช้ขั้นตอนสำรอง

Localized example

ทาวเวอร์, ARROW 86, รันเวย์ปิด; ต้องออกเดินทางสำรองผ่านชาร์ลี

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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