heater fan on today the switch was set to AC
I came in from work today my heater fan was running, the fan was running outside thru the heater exchanger but it had no heat in it and the heater fan inside was blowing. my switch was set to AC, I we...
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Thanks for the update, Chris - now that I go re-read the OP, I see what I missed.
It does look like this is a control board issue.
--Bruce(occasionally jumping at conclusions).
It does look like this is a control board issue.
--Bruce(occasionally jumping at conclusions).
