Platform won`t sense height

Hi, we recently change the wire of the 300 (normal) and heat bed ; when we try to align the platform continues to going up pushing the extruder ; what can cause this? what can we check in order if see what it is? we already sand a little bit the contact point. thanks,

Hi!

Please go through this manual

Let me know if you found a solution.

Kind regards,

Marcin

hi, we did all the items , everything is OK according to the guide , any other test to do? thanks

Hi,

Please contact us via support form and provide all measurements you did. We will look further into the matter.

Best regards,
Karolina