Copy the script from back a couple of pages (high lite it and then hit control c) go into mach3 hit operator then down to edit button script then click on auto tool zero button click once inside the box that pops up then hit control v to paste the code in then just save it and it should now work, you may have to exit out of mach and restart it. If that doesn't work you may have to go into config then general config and select run macro pump