Hi, very new to it.only do it on my free time which is very rare so please help.I made 3d model in vcarve set bottom as reference.put wood in the machine zero z to bottom and it either cuts in the air or goes all the way in too much.i don't expect you to break down everything but if you please can help with some resources where I can read and especially to check all my docs settings are good I couldn't find any useful info on it.Thanks in advance!!!