Geeetech

I have a big problem with my printer. It shows next message: "Err: MINTEMP". What should I do, because I cannot set the bed or nozzle temperature manually? It doesn't store tempertature settings. The printer model is I3 pro B. It doesn't print any job too! Nothing is heating up! Sorry, I left a wor...

If you can not extrude the filament by you hand, the head is blocked; otherwise, please calibrate the spring properly.
200 degrees for PLA, 240 degrees for ABS.

Hi, when LCD is displaying "ERROR MIN TEMP", you can heat up the extruder, please check if you have connected extruder thermistor to correct slot. Please take a photo, let me check for you.

Stepper can be controlled, it means the MCU of rumba is fine. Was everything fine before?

And, when you test the voltage, the black pen of multimeter should touch GND on PSU, rather than the "-" plus on fan connector, so as for hot bed and hot end.

Plese refer to this wiki page to calibrate your printer after assembly:
http://www.geeetech.com/wiki/index.php/ ... erify_code

I don't know if this wiki page could help you:
http://www.geeetech.com/wiki/index.php/ ... side_panel

You can use the PSU safely, it is normal that the there is noise from fan.
I notice that the LCD displaying "MIN TEMP ERROR", that's because extruder thermistor is not well connect, please make sure it's plugged well. If the LCD displays something like "TEMP ERROR", you can not heat up anything.

Please contact the customer service.

Please contact the customer service.

hello i just bought and assembled an Acrylic Reprap Prusa I3 Pro B. When i first tried to print the pla got clogged in the nozzle. I followed the instructions and cleaned it and tried again. I set the temperature to 195C but it got clogged again. I tried on 200C with same result. Once it's clogged ...