21DANGER - Operation only by one trained person who is physically and mentally ableto safely operate the c-max U1! When using carrier rods (optional accessory), a secondperson can function as a safeguard during operation.DANGER - No other persons may reside in the danger area below the c-max U1 (except forthe person on the carrier rods to safeguard the operation)!DANGER - Check safety brakes before each use! (see Chapter 6.5)WARNING - Wear non-slip shoes to avoid falling down the stairs!WARNING – Always operate with both hands to avoid risky situations andto ensure a safe climbing process!WARNING - Do not use on wet, slippery or waxed stairsto avoid falling down the stairs! Carpeted surfaces must be non-slippery!WARNING - The occupant’s arms should not dangle over the sides and may also not bemoved in an uncontrolled fashion. Place arms on the thighs or on the arm rests! (ObserveChapter 5.3)WARNING - Secure persons who cannot sit on their own with belt (optional accessory)as well as the foot belt. This keeps the occupant from falling out!i NOTE - Practice driving without an occupant and in single step mode.i NOTE - Check the depth of the step as well as the condition of the stairs! Danger of falling!i NOTE - Wait a few seconds after turning on before pressing the UP/DOWN switch!i NOTE – When using seat supports (cushions, etc.), ensure that the occupant issecurely seated to prevent the occupant from falling out or slipping.8 Operation