Installation and Troubleshooting of Limit Sensors[Video] xTool Customer Service Updated March 10, 2023 12:22 2 comments Was this article helpful? Yes No 4 out of 11 found this helpful Have more questions? Comments 2 comments Sort by Date Votes Kevin Ellis April 04, 2023 01:21 My limit switches are installed, but how do I use them to zero the laser? They do not operate or zero the laser, so they seem pointless. 0 xTool Customer Service April 09, 2023 13:02 Hello @Kevin EllisThanks for the feedback. A ticket has been created regarding this inquiry.Our support team will get back to you via email. Appreciate your support and suggestion. 0 Article is closed for comments.