Place the blade in the blade holder. Clamp the blade by turning the knob until the blade is secured. Mount the figure skate stabilizer (sold separately). Loosen the screws on the figure skate device. Slide the figure skate device into position. Tighten the screws on the figure skate device. Push the profile button one time. Push the sharpen button one time. The sledge will start to move. Control the speed by pushing the speed button. Adjust the height of the grinding wheel. The toe picks should not touch the grinding wheel. Test by running the sledge forwards and backwards over the grinding wheel. Push the sharp button to make the sledge change direction. When you are satisfied; let the sledge go to it’s end position. Push the sharp button to start sharpening. The number of pushes controls the how many passes it will go. Programmable up to 5 passes.