I got my controls back together and made an improvement in the process. The mounting screw holes were stripped out and cracked after 25 years:
so I decided to add a mounting plate so that I could use new holes. I found a scrap of stainless at work (one of the benifits of working for a winery!) and had a coworker help me cut out a hole for the guts of the controls with a plasma cutter (another perk). Here is a shot from the back:
And here is the finished product!:
