Service Instruction No. 1059 E
Pre-Lubrication of Parts Before Assembly
Supersedes Service Instruction No. 1059D
January 27, 2016
All Lycoming opposed series aircraft engines
TIME OF COMPLIANCE
At engine assembly
REASON FOR REVISION
This Service Instruction identifies approved factory-tested lubricants for specific engine parts that must be lubricated during engine assembly. Many premature part failures have been caused by incorrect prelubrication during engine assembly.
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