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Topic Review (Newest First)

  • 04-28-2020, 03:57 PM
    coolcoil
    Just out of curiosity, how thick is the insulation on the line sets? We've been having an internal debate about the value of insulation on the vapor line during heating mode.
  • 04-28-2020, 01:26 PM
    annih
    I am a big fan of watercooled units. Whats the flow rate on that one?
  • 04-14-2020, 03:32 PM
    xarralu
    Very nice! Nice to see a DP switch across the unit, I wish everyone did this.
  • 04-10-2020, 06:25 PM
    gravity
    Quote Originally Posted by steelersfan1 View Post
    Nice work!!

    Is the training center at your shop?
    Yes


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  • 04-10-2020, 10:27 AM
    steelersfan1
    Nice work!!

    Is the training center at your shop?
  • 04-08-2020, 04:05 PM
    gravity
    Its all the same. The central controller has changed and they've come out with some ERV/HRV


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  • 04-08-2020, 03:55 PM
    Adlerberts-Protege
    Looks like a fun project. I went to an old class on this type system about 10 years ago. Surely I would want a refresher before tackling it now?
  • 04-08-2020, 06:44 AM
    gravity
    Quote Originally Posted by R600a View Post
    Looks nice. Have you had any problems with the white linesets leaking from formicary corrosion? I have read some have had problems and it seems sometimes the foam is acidic.
    Makes me leery of using it which is a shame because it looks so good.

    Sent from my "smart" phone using Tapatalk
    No. But, the tubing had a foul smell while purging N2. Almost like a carcinogen smell. Hope we don't have issues


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  • 04-08-2020, 12:08 AM
    R600a
    Looks nice. Have you had any problems with the white linesets leaking from formicary corrosion? I have read some have had problems and it seems sometimes the foam is acidic.
    Makes me leery of using it which is a shame because it looks so good.

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  • 04-07-2020, 11:11 PM
    gravity


    Here is our training center myself and others put together.


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  • 04-07-2020, 11:03 PM
    rider77
    Yup, that’s how the Trane-Sung units were. Peel off the Samsung logo and put a Trane one in its place. Except they didn’t do great things together.
  • 04-07-2020, 11:02 PM
    gravity
    Its a Mitsubishi with a trane sticker. Trane and Mitsubishi are doing great things together


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  • 04-07-2020, 10:52 PM
    rider77
    Sweet, one of the new collaboration units from Mitsu.
    Hoping it goes better then Trane/Samsung did.
    A bunch of the schools down here are doing similar things with water source VRF.
  • 04-07-2020, 10:45 PM
    gravity
    96,000 btu condenser

    4- 6,000btu ducted
    1, 8,000btu ducted
    3, 15,000btu 4way cassettes


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  • 04-07-2020, 10:33 PM
    Adlerberts-Protege
    Quote Originally Posted by gravity View Post
    Trane/Mitsubishi heat recovery unit. VRF


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    Size of the equipment?
  • 04-07-2020, 06:02 PM
    gravity
    Trane/Mitsubishi heat recovery unit. VRF


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  • 04-07-2020, 05:49 PM
    gravity
    Geofield with heat exchanger


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  • 04-07-2020, 05:39 PM
    BaldLoonie
    Ground water?
  • 04-07-2020, 03:39 PM
    gravity





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  • 04-07-2020, 03:34 PM
    gravity

    Watercooled VRF

    New heat recovery unit. 8 indoor units.












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