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  1. I know this thread is old but I wanted to update...

    I know this thread is old but I wanted to update it since I now have a resolution.

    After finally replacing the evaporator I charged the old one with nitrogen and threw it in the tub. Champagne...
  2. Thanks, what I'm hearing is that there's no...

    Thanks, what I'm hearing is that there's no obvious issues on a larger scale with these evaporators, and the issues that I've had are most likely unfortunate, isolated, failures. The two failed in...
  3. The space is a server room. It contains a single...

    The space is a server room. It contains a single 19” equipment rack that is populated with computer servers, switches, KVM, routers, wireless transmitters, etc.

    It’s a 322cf space. Two walls have...
  4. Actually, I double checked the dates. It was a...

    Actually, I double checked the dates. It was a 2006 install. The first evap only lasted 5 years. The second only lasted two. And its leaked at least 10# of R410 into the atmosphere at this point. So...
  5. Anyone have trouble with Mitsubshi M-series evaporators?

    I installed an MSY-A15NA (MUY-A15NA outdoor unit) in a 322 cubic foot equipment room back in 2004. If you're not familiar, this is a residential grade, 15kBtu, wall mount, cool only, low ambient,...
  6. Replies
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    The confusion may be over "open loop" systems...

    The confusion may be over "open loop" systems which may pump ground water directly from a source well and then dump it back into an exhaust well. But I'm not aware of closed loop coils being...
  7. Do you install Geothermal in Mercer County, NJ?

    Do you:


    Install Geothermal Heat Pumps.
    Install and service systems in Mercer County, NJ.
    Actually perform a Manual-J and share the results with the customer before talking size, equipment,...
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