6.10 Climbing upstairsF Please always practice climbing stairs without a person and by acti-vating the single step mode plus the lowest climbing speed.The climbing process can be accomplished quickly and without problems ifyou adhere closely to the following instructions.A tip before you start:F During the climbing process always pull the C-max slightly towardsyou, so that the device automatically moves to the next higher step.1. Adjust the handles to the appropriate height (see chapter 6.7)2. Turn the C-max on by pressing the ON/OFF switch.3. Activate the single step mode if necessary (see chapter 6.2)4. Pull in the climbers to their topmost position by pressing theUP/DOWN switch (see chapter 6.3).5. Tilt the C-max slightly toward you (see chapter 6.8).6. Drive backwards to the stairs and move up 2 to 3 steps Now the C-max is in its initial position for climbing upstairs.F Make sure that both main wheels touch the lowest step 19C-max