Quote Originally Posted by cropwell View Post
I have an MD trapezoidal A4 size machine which screeches when I (fast) move the X axis, but not always. I have packed out the mount for the delrin nut so that it is aligned properly, but the noise persists. Is this resonance ?

Cheers,

Rob
Can't say Rob from that description but knowing just how Crap those MD machines are made I'd be more inclined to blame the machine than the drives if only does it at full rapid speed.!!

Can you video or record the sound it makes as this will be easier to tell.