Some Disinfectants Can Damage Airplanes

Gemini Sparkle

Key Takeaways:

  • Using ethanol-based disinfectants on aircraft can cause significant damage to instrument panels and other components.
  • A flight school experienced damage to two Cessna 172s after a renter used ethanol-based sanitizer.
  • Ethanol can harm various aircraft components, including rubber seals, shellacked surfaces, plastics, and electronics.
  • Isopropyl alcohol-based disinfectants, without ammonia, are recommended for cleaning aircraft.
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AOPA is warning aircraft operators to be careful in choosing the disinfectants used to keep aircraft COVID-19 safe. A Florida flight school had to remove the instruments and switches and resurface the panels of two Cessna 172s after a well-meaning renter used ethanol-based sanitizer to clean the yokes of the aircraft. The overspray hit the panel and damaged the paint on the panel of the aircraft owned by Atlas Aviation in Tampa. The client got the disinfectant from a distillery and used it despite the school supplying safe disinfectant wipes and instructions on how to use them, according to AOPA.

Ethanol can play havoc with rubber seals, shellacked surfaces and plastic parts in airplanes and vehicles and is not recommended for those uses. Many items used by pilots can be harmed by ethanol, including tablets, portable GPSs and touch screens. Avionics manufacturers recommend using disinfectants that use isopropyl alcohol and don’t contain any ammonia.

Russ Niles

Russ Niles is Editor-in-Chief of AVweb. He has been a pilot for 30 years and joined AVweb 22 years ago. He and his wife Marni live in southern British Columbia where they also operate a small winery.
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