Geeetech

Thank you very much.
I install firmware and all runs ok. I don't test the second extruder but i suppose it's right.
Last problem : the pla don't catch on glass ... (bed is 90°c extruder 195°c), have you some help for me ?
On lcd, it's not possible to set diameter to 1.75 mm, the lower is 2.5 mm. i ...

Thank you for your response
but as i said , i change driver motor and it is ok (the motor axe works with extruder driver motor)
In manual mode, the extruder motor works normaly, it doesn't work only in job.
please, can you send me a firmware update (mainboard gt2560) ?

Hello
On my prusa i3 pro c, main board 2560, extruders doesn't work
i think i found why my motor of extruder doesn't work.
in software repetier, configuration,configuration eeprom firmware ( printer must be connected ) acceleration of extruder E is by defalt 5000, too much, i set to 100 and my motor ...

i bought a printer i3pro c with 2 extruders. the 3 axes x, y z works correctly in manual or auto, the extrudeur 0 works in manual in software repetier but not in job ; the extruder 1 don't works ( when the temperature is ok)
when i make a job, since pc not sdcard, the printer move correctly on three ...