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    asana1's Avatar
    asana1 Posts: 2, Reputation: 1
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    #1

    Mar 1, 2010, 12:19 AM
    When thermostat is in auto heat will not come on but in fan mode blow cold air
    When I put the thermostat on auto the heat will not come on ,however when in fan mode it blows cool air. The ac is working but in heating mode it will not come on,explain
    asana1's Avatar
    asana1 Posts: 2, Reputation: 1
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    #2

    Mar 1, 2010, 12:21 AM
    When thermostat is in auto heat will not come on but in fan mode blow cold air
    When I turn thermostat to auto the heat will not come on ,however in fan mode it blows cold air .why is the heat not coming on
    alanhan's Avatar
    alanhan Posts: 6, Reputation: 1
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    #3

    Mar 2, 2010, 01:45 PM

    That means the t-stat is OK. You should check the ignition park for the solution.
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