IF YOU'VE TAKEN EVEN ONE LESSON YOU'VE PERFORMED A check of the airplane's magnetos and its ignition system. That pre-takeoff ritual can expose issues with the equipment, reveal the presence of lead deposits on the spark plugs, or even find a missing P-lead that could create an unsafe situation with ground handling. But have you performed this check in the air? AOPA contributor and maintenance expert Mike Busch advocates for in-flight magneto checks because doing so can reveal problems earlier than the less demanding ground test. The process is largely the same.
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