I ran a different gcode and it happened again but with a different axiz. What is up

have you checked all the connections at the BOB?

what machine process is this - plasma, mill, router etc

Sounds like one of two things to me. You have a pirated copy of Mach or an electrical noise issue.

I am trying to find where I am getting the noice from. I will let you know how I make out

I Am still having noice problems I will deal with that later. When I do a g code for a manual tool change the code reads g91 g28 z0 now how can I write this so the z travels up 1 " and to a desired location to manually change cutter then zero the tool with out using the machine coordinate a but using the work coordinate s

I Am still having noice problems I will deal with that later.

I suggest you deal with the noise problem before you do anything else. Until that issue is resolved Mach3 may not operate as expected.

Please attach your .xml file then your settings can be checked - this may give us a better understanding of the problem.

Tweakie.