so this a fallow up on the:
creality K1 Max: a fix for the FVA and print bed level issue, and a look at the cased aluminum bed
   • creality K1 Max: a fix for the  FVA a...  

and I not happy to say that it doesn't look that good so it turned more into a product review thing... but I can't fully point down what is wrong. if it's the heater mat of the cased bed it self

Bed leveling
the files for the spacers
https://www.printables.com/model/6815...

how to install them
   • Quick and Simple Way to Level Your Cr...  

-
replacing the print bed
with a cased aluminum one

How to replace the heated bed
   • Service Tutorial K1 MAX Replace the h...  

video on crimping connectors wires
   • Guide to crimp connectors on 3D print...  

more details on cast aluminum printer beds
   • Cast Aluminum Printer Bed - Putting t...