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Question About American Standard Thermostat ASYSTAT655A
I have a 1978 American Standard ASYSTAT655A Thermo...

I have a 1978 American Standard ASYSTAT655A Thermostat. (drives a heat pump with both auxiliary and emergency heat). Many of the wires do not translate over to any programmable thermostat like NEST. I have the following wires driving my ASYSTAT655A R, T, O, G, Y, X2, B, U-W jumpered together help, help

Asked by Darrell Murray on 10/01/2012 0  Answer

ManualsOnline posted an answer 11 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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