Geeetech

I finally find a virgin firmware (marlin) and I made it working for the geeetech prusa i3.
It would be nice from you to send me the firmware to compare and change some details on my firmware.
In fact I have some problems with the temperature regulation when heating the noozle.

My email adress is ...

Sorry for the late answer. I was very busy these last days.

I have finally found the problem. There was a short circuit on the heating bed.
http://imageshack.com/a/img540/5458/UgiQIe.jpg
I have bought a new one (the MK2B) and now it's working well.

For people who may have the same problem, there ...

I connected it on D8. I've even tested it in direct 12v with a other power supply (12v 5A) and the result is the same

Hello everybody,

I come there to solve a big problem with my hotbed.
I recently bought ABS Filament. In order to print it, I turned on the hot bed and the problem appeared:
- The temperature increases too fast (It reached 110°C after only 1 min)
- A burnt smell began to occur :|
- Smokes began to ...

Thanks for the help.

Do I have to buy a new coton hotend insulation or it can work without it?

Yes the wire is correctly connected.
It was heating good before the problem appeared.

My board is an arduino mega with a ramps 1.4

Hello,

My hotend refusse to heat. I can see the temperature state on the LCD screen
I deeply think the cartridge heater (12V 40W) to be responsible of the issue.

I bought a new one but I can't remove the old one from the mk8 extruder.
How do I have to process to solve the problem?

Thanks

Aubin

Hello Everybody,

Trying to fix the X Motor direction, I did something bad.
Now my printer is not working because of the bad firmware.

It would be pleasant if anyone could send me the firmware for the next config:
- PRUSA I3 with RAMPS 1.4
- LCD 2004 Controller
- MK2A with 100k NTC Thermistor ...