What is Defuel?
Defuel The process of removing fuel from an aircraft’s tanks, usually for maintenance, balancing, or to comply with regulatory requirements such as weight limits.
Source: ICAO Doc 9432, FAA PCG
How is “Defuel” Used in Practice?
Ramp, request defuel on stand 24 due to excess onboard fuel for current sector limits.
Certification Exam Relevance
Who Needs to Know This Term?
- Pilots
- Air Traffic Controllers
- Cabin Crew
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What is Defuel?
The process of removing fuel from an aircraft’s tanks, usually for maintenance, balancing, or to comply with regulatory requirements such as weight limits.
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