Cutter blade how to debug?

Factory blades installed on the head, and carefully debugging. Customers do not need to debug separately, can be used. Because of changing truly need to be adjusted, such as the new plate through the three screws under the work surface balance adjustment, at the same time to raise or lower the table ( Blade) The iron bar. Try to observe pad knife knife on the plate after cutting, the balance of before after, in the sample can be completely cut off.