Service Instruction No. 1094 D 

Fuel Mixture Leaning Procedures

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Supersedes Service Instruction No. 1094 C

DATE: March 25, 1994


All Lycoming Opposed Series Engines.


As required during aircraft operation.

Lycoming strongly recommends that all engine instrumentation be calibrated annually. All instrumentation for manifold pressure, engine RPM, oil temperature, cylinder head temperature, exhaust gas temperature, and turbine inlet temperature in the aircraft should be included in this annual calibration.

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