Posted 5/15/2019 17:46 (#7498873 - in reply to #7498775) Subject: RE: Raven NH3 cooler troubles. On/off valve won't open.
Sorry, I can't help with the voltage either, but had something similar happen. A couple years ago our valve wouldn't open, so I got my meter and started checking. Finally took the cover off of the valve motor and found that it was full of water. Electronics were shot, had to put a new unit on.