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    Daikin VRV's or Mitsubiski VRD

    These questions are directed to the Maintenance people out there who have in operation one of these Variable Refrigerant Drive systems.

    I would like to know if you have any maintenance issues,...
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    Daikin VRV's or Mitsubiski VRD

    These questions are directed to the Maintenance people out there who have in operation one of these Variable Refrigerant Drive systems.

    I would like to know if you have any maintenance issues,...
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    Managers How about moving this thread back to...

    Managers
    How about moving this thread back to the General Forum.
    I would like to here from some other Maintenance Men or Women out there. I'l like to know how they feel about the Daikin VRV's...
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    Thanks for all the replys. We will be digesting...

    Thanks for all the replys. We will be digesting all the information that we have gathered. We had a very good conference call with Marcia Karr at Washington State University. She has done extensive...
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    Our prefered system would be ground source heat...

    Our prefered system would be ground source heat pumps. The size of the building (doing some rough math) would require around 67 wells 400 feet deep and about 36 heat pumps of about 4 tons each.
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    I'm afraid that in our case either the Daikinís...

    I'm afraid that in our case either the Daikinís or the Mitsubishi system will be nothing more than a air to air heat pump system given the fact that all the rooms will be exterior. Attached is a...
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    Both the Daikinís and Mitsubishi look interesting...

    Both the Daikinís and Mitsubishi look interesting
    http://www.youtube.com/watch?v=-_2Xp5xDXYM
    http://www.youtube.com/watch?v=9P2C6pP9Jzs
    But in our application with all rooms being exterior with...
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    Iím sure we will use multiple zones on each floor...

    Iím sure we will use multiple zones on each floor if not individual room units. Total tonnage may be somewhere around 150.

    I see you are from Mid Mo. We are in Fayette.


    To the admisistrator...
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    Daikinís VRVIII system

    I'm the maintenance supervisor for a small university. We have started changing our old 1920's steam heating systems to ground source heat pump systems a building at a time,But real estate available...
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    Kontrol Good information Thanks. the control...

    Kontrol
    Good information Thanks.
    the control company said that they would install a controler on my workbench and program some test points so I could get a hands on. I'll see if they keep their...
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    Andover controls vs. Delta Controls

    Andover controls vs. Delta Controls

    A little about myself, I am the Maintenance Supervisor for a Small Christian University. We have been using Andover Controls for the past 18 Years but now we...
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