Hi All, Thought I'd share an update. With much help from Davy999 (and Havit the supplier), my printer is now working perfectly Initially the problem was not having a G28 line in the GCode which moves the head to the zero position on all axes. Once this was done, the random positioning problem stopped. Following that, different settings were tried for the bed temp to ensure that the first layeby NigelW - General
Many thanks for your help guys. Having spent considerable time on this over the weekend, it seems the problem as Jaguarking suggested is in the settings. When the Gcode is generated by slic3r, it was missing out the all important G28 return all axes to zero command. Once inserted, the random positioning behaviour disappeared. Next challenge is to improve print quality from a mesh/net like quaby NigelW - General
Bought the A600 printer from AWorldNet via an online retailer called Havit a couple of weeks ago. Assembly was relatively straightforward with only minor tweaks required to make things fit together. X,Y and Z axes can be controlled manually using the Repetier host software provided with the printer. Heated bed and extruder seem to be operating correctly. The problem is that when trying to priby NigelW - General