Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you may not be able to execute some actions.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
I recently noticed my z motor twitches and moves back and forth when its supposed to be in an idle state. Seems to move back and fourth when the x or y axis moves back and forth. Any suggestions?