We are trying to replace the standard/manual thermostat with a Honeywell 7400, which is supposed to be universal. However, when trying to wire, the resulting system will not blow cold air. Any help to wire this? Any help much appreciated.

Asked by Chris on 09/22/2008 0  Answer

ManualsOnline posted an answer 15 years, 9 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

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