After 30 years in the business on my own, one thing I learned is, if a major customer asks you to get it going "one more year", you do it. But after 10 years of keeping it going, how much more can you do?
Can't go into why this won't be changed out, or where it is, but get a laugh out of the pic and video. My first video on the net, so try and be gentle. I goofed on the audio when I said it was a 5 ton A/C chiller; the system is set up for 10 tons, 2 5'ers, but one is dead. ]
First a picture-
If you want to see a short video, go to-