so ive build an mendel prusa i3 useing marlin firmware and repetier and am printing from sd card ive been printing for som weeks whithout problems but yesterday i whantet to brint a box for ramps 1.4 the height of it should have ben 12,5 cm but when the print whas done it only whas 9 mm the display on the printer said it had liftet 12,5 and when i lift it normaly when not printing it lifts corectly so why do this happen when printing larger things:/
im yusing ramps 1.4 and arduino mega
p.s srry for my bad writhing hope you can read it
