Maintenance Manual of 4M11 Series Diesel Engine For Land Power Generators
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⑦Apply protective oil to all machined parts and easy rusting parts of the diesel engine.
Seal for storage after above procedure is completed.
To prevent the ingress of moisture and impurities into the diesel engine, seal all
openings of diesel engine, including intake port, exhaust port, and coolant pipes, by caps
and properly cover the diesel engine by plastic jacket.