Service Instruction No. 1505

Cold Weather Starting

  • Publications

DATE: July 1, 2002


All Lycoming aircraft engines.


At engine start in cold weather.

In extremely low temperatures, oil congeals, battery capacity is lowered, and the starter can be overworked. Improper cold weather starting can result in abnormal engine wear, reduced performance, shortened time between overhauls, or failure for the engine to operate properly.

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