JPI 900 erratic RPM’s

Discussion in 'Avionics and Upgrades' started by David Nuttall, Dec 17, 2017.

  1. David Nuttall

    David Nuttall Filing Flight Plan

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    can anyone offer any ideas as to why my RPM are erratic?

    It’s not mechanical

    When I check the prop with my optical back up Gage it’s steady
     
    Last edited: Dec 17, 2017
  2. Salty

    Salty Cleared for Takeoff

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    Salty
    The sensor is mounted to the side of a mag. Check and make sure it's still mounted solidly.