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Hi Gilles, Thanks to your suggestions I finally found the source of the problem. I measured the resistance of the motor coils. That showed the motor was OK. And then I noticed the grey wire had a very poor connection to the driver. So I reconnected everything properly and my machine works again. I a...

Hi Gilles, So I took the Z assembly apart to check all tolerances and tighten the bolts with thread lock. After re-assembly I started testing the movement. Manual movement is (as far as I know) is normal. Then I noticed the problem is probably not mechanical. My Z-motor has difficulty starting and m...

Hi HTeatre, Thank you for your quick and useful reply. I wasn't aware of this brilliant manual, as I build my machine sometime ago. Until now it worked well, but clearly all the vibrations have had their effect. Step 31 and 32 tell it all. I will get the thread lock tomorrow tighten the screw and se...

My Z -axis sometimes looses height during the milling process, so in the end my spindle gets stuck and the machine cannot move anymore. I suspect it is the adjustement of the black part here: https://www.makerfr.com/wp-content/uploads/2018/07/tutorscnc-41.jpg. Can anyone explain how it works and how...

Hi Steve,

I had the same problem. I found out it was not the SD Card, but the slot in the TFT that did not work correctly. After putting in an other TFT all works fine.

Regards,

Laurens