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    iamru2's Avatar
    iamru2 Posts: 2, Reputation: 1
    New Member
    		  
    #1

    Mar 23, 2007, 01:57 AM
    Old Trane thermostat to new Honeywell
    Hi
    We are trying to install a new honeywell themostat model rth230b.
    Our old one is a trane baystat240 model 3aat80b1a1 problem being seven wires with no clue what colors or letters are for what?? The new thermostat seems to have five wires can this connection work and do you know the diagram or instruction on this installation??

    Regards,
    Shaun
    NorthernHeat's Avatar
    NorthernHeat Posts: 1,455, Reputation: 132
    Ultra Member
    		  
    #2

    Mar 23, 2007, 01:22 PM
    See the stick FAQ post on top of main page.
    https://www.askmehelpdesk.com/heatin...ons-58313.html
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