Honda EU2000i Owner's Manual page 55

2. Change the engine oil (see page 42).
3. 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.
4. Reinstall the spark plug cap on the spark plug securely.
5. Reinstall the spark plug maintenance cover.
6. Reinstall the maintenance cover and tighten the cover screw
securely.
7. Pull the starter grip slowly until you feel resistance, then return the
starter grip gently. This closes the valves so moisture cannot enter.
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