Went on a call, the office unit was not keeping up got down to 65 yesterday.
So I check the charge no problem flip the stat to em. heat checked my amp draw 2.4 amps? for 10 kw checked voltage had 208 1 phase started looking at the way it was wired somethings not right checked the name plate the dummys that put it in installed a 480 volt 3 phase heat section. Its been in for a year you would have thought they would have notice the lack of heat last year