Quote Originally Posted by JoeHarris View Post
Thanks Andy, yes I will try slowing the Z down a bit and see if that helps. Kind of you to offer a lend and an excuse to head down south sounds nice! but what about one of these: https://www.aliexpress.com/item/32931330627.html probably costs less than the postage back and forth!
Don't bother buying the cable Jo you won't need to play with PID settings etc. Just flick the Switch 2 times in quick succession, when you do it the motors will make a buzzing sound for a second then stop. If the motors are whistling at the moment they will probably stop or change the tone.