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    New_Tech's Avatar
    New_Tech Posts: 5, Reputation: 1
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    #1

    Nov 7, 2006, 08:23 PM
    RUUD Thermostat Replacement.. Please Help
    I have two old mercury thermostats installed in my two story house. Wiring is as below

    G , R , B , Y, X , E for first floor
    G , R , B , Y ,X, W and E have jumper connection 2nd floor.

    I want to replace these with digital thermostats. Which thermostat I should buy to replace them with the same connections.
    Any expert advice will be appreciated.
    NorthernHeat's Avatar
    NorthernHeat Posts: 1,455, Reputation: 132
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    #2

    Nov 8, 2006, 04:19 PM
    See sticky post for color deffinitions on top of post.
    letmetellu's Avatar
    letmetellu Posts: 3,151, Reputation: 317
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    #3

    Nov 8, 2006, 10:22 PM
    What are the terminal connections at the furnace. Do you have a heat pump?
    New_Tech's Avatar
    New_Tech Posts: 5, Reputation: 1
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    #4

    Nov 9, 2006, 10:35 AM
    Quote Originally Posted by letmetellu
    What are the terminal connections at the furnace. Do you have a heat pump?
    Yes I have heat pump with emergency heating.
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