Originally Posted by P-J
??? Vey puzzling indeed.
How about when it come to the high temp (about when the GFCI trips) some liquid might have leaked through the element mounting seals into the element connection chamber. It wouldn't take much water to give it a GFCI trip to ground path.
Ok... Ok... I'm grabbing at straws too. But maybe worth a check anyway.
Yes, i thought that as well. I checked after the first set of trips during my brew day and no moisture in the enclosure. Then i tested the next day with water, tripped the GFCI, and still no moisture...