Forum Discussion
Old-Biscuit
Jul 12, 2018Explorer III
bob213 wrote:Old-Biscuit wrote:
With switch ON top black wire should be hot (bad switch if not)
Then with water temp cold (below 100*F) the bottom wire will be hot if t-stats are closed
Just a follow-up.
With switch on I had power to bottom NOT top of t'stat. Replaced t'stat and now have power to top and bottom. Did factory wire it backwards? It's worked that way for 4 years.
Do I need to switch wires?
Yes it is backwards
In the big scheme of things NOT a real issue
Wired to top first is to stop the AC at t-stats should normal t-stat fail and high temp t-stat open/trip
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