Aviation English
Flight Phase

What is Clean config?

Clean config An aircraft configuration in which all lift devices such as flaps and slats are retracted and landing gear is up, optimized for cruise or go-around.

Source: ICAO Doc 9432, FAA PCG

How is “Clean config” Used in Practice?

Pilot Flying: 'Clean config.' Pilot Monitoring confirms flaps up, slats up, and landing gear retracted.

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

What is Clean config?

An aircraft configuration in which all lift devices such as flaps and slats are retracted and landing gear is up, optimized for cruise or go-around.

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