Question about Honeywell Electronic Programmable Heat/Cool Thermostat - CT3300A100 Heater
I had the thermostat (old) was the seco control ta2000 and am now tring to change to a honeywell non programable thermostat the code is rth3100c can you give a wiring diagram to help?
Go to honeywell.com
Under red welcome sign
Bottom red highlighted box literature/image search
Type in thermostat model number
Click on arrow to right
Then click on the PDF files owners manual / installation instructions
Posted on Sep 13, 2009
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Posted on Jan 02, 2017
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