Honda FJ500 Owner's Manual page 55

8.Rotary tines inspection and replacement (SER and DER types)
• Wear heavy gloves to protect your hands.
• Carry out the check or replacement work with the tiller on the level
spot and the engine stopped. Disconnect the spark plug cap to
prevent an accidental start-up.
Before starting check or replacement work, set the front wheel (DER
type) to the DOWN position (see page 34) and place the tiller on a firm
level ground and secure it not to move.
Turn the fuel valve to the OFF position.
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