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

    Jan 6, 2009, 01:15 PM
    Honeywell Zone Control Panel
    I'm installing an additional transformer to power the zone control panel & dampers. Can I just "tie" into the existing 120 power supply that is connected to a shut off switch that is attached to the furnace?
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    Jan 6, 2009, 02:22 PM
    You can if done properly. A transformer of 40VA does not draw that much extra current.
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