Honda EU20i Owner's Manual page 50

3.Change the engine oil.
4.Remove the spark plug and pour about a tablespoon of clean engine
oil into the cylinder. Crank the engine several revolutions to distribute
the oil, then reinstall the spark plug.
5.Slowly pull the starter grip until resistance is felt. At this point, the
piston is coming up on its compression stroke and both the intake
and exhaust valves are closed. Storing the engine in this position will
help to protect it from internal corrosion.
STARTER GRIP
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