Service Instruction No. 1560

Propeller Governor Drive Set Screw Inspection

  • Publications

DATE: March 10, 2016


The following Wide Cylinder Flange Engines that are equipped with a front crankcase mounted propeller governor:

  • O, IO, LIO, AIO, AEIO-320 Series
  • O, LO, IO, LIO, AIO, AEIO, TO, TIO-360 Series
  • O, IO, AEIO, TIO, LTIO-540 Series
  • IO-580 Series
  • IO-720

At owner’s discretion.

This Service Instruction includes inspection instructions for the propeller governor drive idler gear shaft set screw (with the engine assembled) to ensure that the set screw is installed securely.

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