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    artown's Avatar
    artown Posts: 1, Reputation: 1
    New Member
     
    #1

    May 13, 2008, 01:59 PM
    Wire a honeywell thermostate RTH221B
    I am trying to wire this into an RV My wire are 7.5 V-red, cool Yellow, Fur White, Fan Blue, Ground Green Where do these go on the honeywell.
    Thanks
    Allen
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
     
    #2

    May 13, 2008, 04:30 PM
    It is a 24 volt thermostat. Take that project off your to do list because it will not work on 7.5 volts.

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