English to French Other Mechanics / Mech Engineering electrical scooter (manual)

Do not ride indoors or on surfaces that could become damaged such as carpet or flooring.

Before each cycle of operation, the operator shall perform the preoperational checks specified by the manufacturer; that all guards and pads originally supplied by the manufacturer are in proper place and in serviceable condition.

That any and all axle guards, chain guards, or other covers or guards supplied by the manufacturer are in place
and in serviceable condition.