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Why are aircraft ground tests performed after major repairs?
✔✔ To verify that systems function correctly before flight.
How should an aircraft be prepared for long-term storage?
✔✔ Follow manufacturer-prescribed procedures, including fluid preservation and covering
openings.
What is the primary purpose of a pressure leak test on an aircraft cabin?
✔✔ To ensure cabin pressurization integrity and detect leaks.
Why must aircraft fuel tanks be properly vented?
✔✔ To prevent vacuum formation and fuel flow restrictions.
How does an aircraft alternator function?
✔✔ It generates electrical power to charge the battery and run electrical systems.
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,Why should an aircraft be grounded before refueling?
✔✔ To prevent static electricity buildup and reduce fire risk.
What should be done if a component is found out of tolerance?
✔✔ It should be replaced or adjusted per manufacturer specifications.
Why must flight control surfaces be checked for free movement?
✔✔ To ensure proper response and prevent control issues in flight.
How are aircraft batteries maintained for reliability?
✔✔ By performing regular inspections, charging, and electrolyte level checks.
What should a mechanic do if they discover a missing or illegible data plate?
✔✔ Report it and obtain a replacement following FAA procedures.
How does excessive engine temperature affect performance?
✔✔ It can cause engine damage, reduced power, and potential failure.
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, What is the primary purpose of preventive maintenance on an aircraft?
✔✔ To ensure continued airworthiness and prevent potential failures.
Who is responsible for maintaining an aircraft in an airworthy condition?
✔✔ The aircraft owner or operator.
What must be documented after performing maintenance on an aircraft?
✔✔ A detailed entry in the aircraft maintenance records.
What does FAA require before returning an aircraft to service after maintenance?
✔✔ A proper inspection and maintenance record entry by a certified mechanic.
Why is corrosion control critical in aircraft maintenance?
✔✔ To prevent structural weakening and ensure safety.
What is the purpose of aircraft weight and balance calculations?
✔✔ To ensure safe flight characteristics and performance.
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