This message was posted by Kip Biddle on AmayaUsers.com. PLEASE DO NOT REPLY VIA EMAIL. Instead, respond to the thread on the WEBSITE by clicking here: http://www.amayausers.com/boards/ultimatebb.php?/topic/1/326.html#000004 Rod - - You Are the Man! That is exactly the answer. I have three XT's and two have the rust the third doesn't. Because the two have been 'disconnected from system' in the middle of a design a few months ago, I needed to rotate the Z-axis shaft by hand before turning the machine back on. On closer inspection, the rust 'pattern' happens to be the size of my right paw! Go Figure!!! Thanks for the replies - and Ed, don't feel bad, I have a Merriam Webster link on my desktop to their website!! =========================================================== The AmayaUsers Mailing List Website: http://www.amayausers.com Discussion Board: http://www.amayausers.com/boards Subscribe/Unsubscribe: http://www.amayausers.com/list ===========================================================