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    gillr11's Avatar
    gillr11 Posts: 1, Reputation: 1
    New Member

    Nov 17, 2007, 09:00 AM
    Honeywell Chromotherm III thermostat reads Hold AC and will not Hold Heat
    Chromotherm III thermostat reads Hold AC and will not Hold Heat--reverts back to Hold AC when run program is pushed.
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert

    Nov 17, 2007, 07:48 PM
    What is the exact model number?
    guthrd's Avatar
    guthrd Posts: 1, Reputation: 1
    New Member

    Jul 15, 2010, 07:57 PM
    How do I find out it the air conditioner is present? Thanks,

    [email protected]

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