The old thermostat has a red wire running from RH to RC. The red wire ciming in goes to the RC. Is this how I should the 44668? There is one yellow wire,where should it go? The old system had W, G, Y, and RH & RC. Please help meet sort this out. Thanks, Rodney Lester

Asked by Rodney Lester on 04/01/2009 1  Answer

ManualsOnline posted an answer 15 years, 7 months ago

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