Geeetech

hello, I didn't change firmware and also i wrote another comment to this topic but it didn't published at all.
Please give me full refund or I'm going to open dispute.

it's normal marlin firmware and its not problem of firmware because I've bought all metal hotend from my country and it works as it should but your product failed in first print while I was calibrating extruder. Can you please give me ok to refund or please send me all metal hotend. I received ...

Hello it was 235 degree Celsius for printing abs.

Hello,
black screw wont help my problem, because black part which is shown below is melted, please check the photo below.

Hello,
Thank you, I've contacted them and they are sending me new one. Also I've created another topic but didn't published yet.

Hello,
I've setup my prusa i3 and wanted to do extruder calibration with ABS filament, I heated hotend till 235 degree Celsius and feed it with ABS filament, filament traveled 33mm and stopped and than I checked my hotend and its heated metal part was moving when I touch cables. I researched on ...

Hello,

I've completed my printer (Prusa i3) but one of the A4988 module is defective, I've bought from you all the electronic parts and followed instructions to the letter. After finishing my printer I've tested all motors, sensors, etc... but one motor was working jerky, vibrating and with all ...