Geeetech

Yep, that was the problem. Just replaced the plastic extruder for a aluminum one and now is working perfectly.

I had the same problem and bought a aluminum one. Just received the part. Hope that will resolve the problem.

I found out that the Teflon tubing inside the hot end throat was burnout. Deformed by the heat. I order new and waiting for is arrival.

Hi, I just build few days ago a prusa i3 pro B. Works ok with PLA but not with ABS. The nozzle is ok, not clogged. When I tried with abs just a little filament appear extruded but not enough to print. I tried to at max temperature (250) but problem persist. I dismantled the nozzle and warmed with a ...

Thanks Bang, I did resolve the problem. The RepetierHost V1.6.0 was interfering with the communication between the Arduino IDE and the printer. I just closed the RepetierHost program, restarted the computer and the printer doing to a reset and then the upload took less than a minute. Greetings and H...

How long should the upload take? I Have a brand new Geeetech Prusa i3 pro B, and have followed these instructions, but the Arduino software seems to be freezing on the upload (now going on 10 minutes). I have previously communicated and printed via Repetier, so I know com is OK. I'm on Linux/Ubuntu ...