trouble Z Axis stall error 248

[coyoteugly543]

I am having trouble with my machine. I have thoroughly cleaned it and these error codes keep coming up Z Axis stall error 248
clear broad sensor
edge detection failed error 400
I have also checked the wiring.
Rick

Do I need to send this machine back, I have had trouble with it ever since I had it.

[SAA3840]

It's just a thought but you might try replacing the small circuit board next to the Z-motor. It costs about $5. I was having a lot of Z-stalls and such and LHR had me replace mine. Problem went away.