#3705 Dot zero

There is no need for a complete recalibration if the parallelism is good. All you have to do is adjust the adjustment wheel on the left, which after calibration becomes the absolute zero point.

1 hourly turn is equivalent to going up 0.5mm. Make an hourly turn but check when printing the first layer that it is not too high. If your print head is too high, the print may come off the platen.