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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, 12 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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