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    jadenparker01's Avatar
    jadenparker01 Posts: 1, Reputation: 1
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    #1

    Mar 16, 2012, 01:01 PM
    My thermostat on ac unit is blank. It is Totaline model #p274-0200. How to fix?
    Issue with thermostat for ac
    thermalmedics's Avatar
    thermalmedics Posts: 153, Reputation: 13
    Junior Member
    		  
    #2

    Mar 16, 2012, 05:36 PM
    Is it battery operated?

    If not than it needs power from a 24volt wire. If you have a split system there may be a 5 amp (or so)fuse in the air handler or on a package unit in the electrical case.

    Did you have any power interruptions lately or surges that may have poped the fuse?
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