On my 4912, the probe is attached to the bottom of the coolant coil just above and slightly to the right of the drain hole.
"In my opinion, most of the great men of the past were only there for the beer."
-A.J.P. Taylor, British historian
“I like beer. On occasion, I will even drink beer to celebrate a major event such as the fall of Communism or the fact that the refrigerator is still working.”