Honda Harmony HRB215SDA Owner's Manual page 67

STORAGE
3. With the mower in an upright position, start the engine outdoors,
and let it run until it reaches normal operating temperature to
evaporate any water remaining on the engine.
4. Stop the engine and allow it to cool.
5. After the lawn mower is clean and dry, touch up any damaged
paint, and coat other areas that may rust with a light film of oil.
Lubricate the control cable cores with a silicone spray lubricant.
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