Honda HRC216PDA Owner's Manual page 46

STORAGE
2. After washing the lawn mower, wipe dry all accessible surfaces.
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 (touch-up paint part numbers are on page 67), and coat other
areas that may rust with a light film of oil. Lubricate the control
cable cores with a silicone spray lubricant (page 67).
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