Service Instruction No. 1094 D
Fuel Mixture Leaning Procedures
Supersedes Service Instruction No. 1094 C
DATE: March 25, 1994
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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