What is Spare masks?
Spare masks Additional oxygen masks stored onboard to supplement the fixed oxygen system for crew or passenger use.
Source: ICAO Doc 9432, FAA PCG
How is “Spare masks” Used in Practice?
Maintenance checked all spare masks in emergency equipment compartments for seal and accessibility prior to flight.
Certification Exam Relevance
Who Needs to Know This Term?
- Pilots
- Air Traffic Controllers
- Cabin Crew
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What is Spare masks?
Additional oxygen masks stored onboard to supplement the fixed oxygen system for crew or passenger use.
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