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Pressure Switches

Editorial Staff
Verified
Gemini Sparkle

Key Takeaways:

  • Pressure switches are a common point of failure across various aircraft systems, including oil, hydraulic, fuel, and autofeather.
  • These failures frequently lead to significant operational issues, ranging from fluid loss and erroneous indications to system malfunctions and necessitated precautionary landings or aborted takeoffs.
  • Switch failures can occur at widely varying component total times, including very low hours or unexpectedly early compared to service bulletins or ADs.
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