Posted 12 Nov 2020 I have an issue with a servo drive MR-J4-70A from Mitsubishi, the thing is that it was running okay, but after a shut down it started to display an error and stop, the error displays is "AL 30.1", I reset it but it display the error y stop again, so in this case I would like to know what could be the problem. thank you in advance. Share this post Link to post Share on other sites
Posted 13 Nov 2020 (edited) Quote That's a 30.1 Regeneration heat error Leave for about 30 minutes of cooling time after removing the cause of occurrence. Edited 13 Nov 2020 by Gambit Share this post Link to post Share on other sites