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    allen96146's Avatar
    allen96146 Posts: 2, Reputation: 1
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    #1

    Sep 19, 2007, 10:30 AM
    Carrier heater wiring message
    My carrier heater give me the message that the wiring to the thermostat is wrong. Is there something else that could be the problem?
    allen96146's Avatar
    allen96146 Posts: 2, Reputation: 1
    New Member
    		  
    #2

    Sep 19, 2007, 10:34 AM
    The LED code says "secondary voltage fuse is open"...
    acetc's Avatar
    acetc Posts: 1,004, Reputation: 79
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    #3

    Sep 19, 2007, 05:20 PM
    You have blown the fuse on the printed circuit board in the furnace, you might want to check the thermostat wiring for any bare wires or scuffed areas, look at the wires outside to the condensing unit, dogs like to chew on them.
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