...tab. Type in the exact model number of your thermostat. You will be able to download the installation/owners manual. I need a digram on programing the honeywell rth230b I dont have any ...
model number Click on arrow to right Then click on the PDF files owners manual / installation instructions If you can’t find what you want, the bottom left and bottom of web Page, they have homeowners
Question about Honeywell Heating & Cooling
...model RTH230B. Tried turning on central air but the air conditionaing unit does not turn on. I then set the thermostat to the manual mode and set the temperature down to 60degrees. Still no air ...
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