As is the norm with machinery life, wait till it's last thing on a Friday, and then stop working, knowing full well you are needed to work hard on Saturday !!!
Hopefully the blighter has gone on strike due to lack of oil in the auto lube thing at the back of the Bridgeport Interact CNC thingy.
Now, what is today's easily available equivalent for Mobil Vactra 32 ( or was it 33 ? ) on a Saturday morning ????
Google searches took me all over cuckoo land....... Bob