Posted by jtown on January 08, 2000 at 13:47:51:
In Reply to: mcdonnell&miller 801 series probe type low water cutoff posted by alex on January 08, 2000 at 13:38:22:
I am out the door, but, I assume they mean to short the probe element to the mounting thread of the control. When you have water in the boiler it does that and then unshort it is the same as no water. MM has some stuff on-line I believe.