Hi, I started 3D printing with a Wanhao D6. I was very frustrated because I was not able to get the first layer to stick due to my missing experiences in manual leveling the bed. When I ordered the UM3 one week later I was soooo happy to get a auto-leveling function!   I first leveld the bed manually and activated the 'auto leveling' with the 'before every print' setting. As excited as I was, I watched the leveling process.... but I noticed that the nozzle pressed d