Service Instruction No. 1094 D 

Fuel Mixture Leaning Procedures

Publications

Supersedes Service Instruction No. 1094 C

DATE: March 25, 1994

MODELS AFFECTED

All Lycoming Opposed Series Engines.

TIME OF COMPLIANCE

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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