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    Damionryan's Avatar
    Damionryan Posts: 1, Reputation: 1
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    #1

    Nov 10, 2014, 08:03 PM
    What would be my replacement be for a ct3611r4450 thermostat ?
    My ct3611r4450 thermo went up. All wires on back board are tight. It's just the front piece that is not getting any power to it. It's not lighting up. What are the options for this to replaced?
    bitters's Avatar
    bitters Posts: 348, Reputation: 12
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    #2

    Nov 11, 2014, 01:19 PM
    Check the fuse inside the furnace on the control board. Should be purple ( 3 amp) or yellow ( 5 amp).
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