Grog write > Do you mean the melted filament oozes out the top or do you mean when you click the reverse button in pronterface that the filament will reverse as expected? I mean filament oozes out to top, I think maybe the nozzle is lose. I will try to reassemble extruder again. Hopt this situation will not happen again. It's my first time to assembly orca (Reprap) and I think I need moreby mw120026 - General
I have the same problem in my ORCA 0.3. When the extruder is heated, filament will flow from lower and upper of nozzle. But when I start to print, It will not extrude from nozzle. I think maybe my setting of Pronterface was not correct. Here is my parameter filament : PLA 3.0mm Extruder Temperature: 210 degrees (PLA) Z feedrate: 200 mm/min xy feedrate: 20 mm/min e_feedrate : 20 mm/min preview_grby mw120026 - General