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A Check This is performed approximately every 500-800 flight hours. B Check This is performed approximately every 4–6 months. C Check This is performed approximately every 20–24 months. D Check This check occurs approximately every 5 years. How does an aircraft tail number affect maintenance? What is the aircraft tail number? When did the aircraft last have maintenance checks A, B, C, and D? If a database with aircraft tail number is available, then these questions can be answered. Is it clear? Here are further guidelines. |