Aviation English
Fueling Deicing

燃油通风口 是什么?

燃油通风口 A device or opening that allows vapors and air to escape or enter aircraft fuel tanks to maintain pressure balance and prevent vacuum or overpressure during operation.

Source: ICAO Doc 9432, FAA PCG

How is “燃油通风口” Used in Practice?

在结冰条件下起飞前,请确认燃油通风管畅通无阻,无冰冻和堵塞。

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

燃油通风口 是什么?

A device or opening that allows vapors and air to escape or enter aircraft fuel tanks to maintain pressure balance and prevent vacuum or overpressure during operation.

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