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  1. Replies
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    SEER is a benchmark which is measured at a...

    SEER is a benchmark which is measured at a specific operating condition that is rarely mimicked in the field. The largest variable is the installing contractors ability to follow best practices and...
  2. Replies
    6
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    1,309

    If you are standing at the rear of the unit, open...

    If you are standing at the rear of the unit, open the compressor cabinet door and look on the left hand side. Please note that each Atherion unit is custom made so a generic wiring diagram is not...
  3. Replies
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    23,171

    Mitsubishi systems can output 130F discharge pipe...

    Mitsubishi systems can output 130F discharge pipe temperature at the indoor units at 5FWB outdoor ambient. Outdoor unit can also operate at 100 percent COOLING capacity at minus -10FDB ambient. Ask...
  4. So true, I was assuming an inverter type system....

    So true, I was assuming an inverter type system. A model number would help clarify.
    There are R22 units, non-inverter, P series with EEV's. The MS series only have cap tubes.

    The lesson is,...
  5. Mr Slim R22 Pressures

    Hi,

    The reason why the small pipe and big pipe sweats is because it is operating as part of the indoor coil. That is to say the EEV (Electronic Expansive Valve) is located inside of the outdoor...
  6. Commissioning and Start Up

    Hi,


    It sounds like your condenser may be over heating. If true, the causes
    are typically;

    1. Poor installation
    2. Low/Over charge of refrigerant
    3. Non-Condensibles in the refrigerant...
  7. Replies
    6
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    839

    Mitsubishi Electrical Mr Slim 5th Zone

    The balancing act from the compressor to the refrigeration pressures and indoor coils requires constant communication (comm buss) to and from the main printed circuit board. These operating...
  8. Replies
    16
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    4,557

    You are right to question this. By default, all...

    You are right to question this. By default, all air conditioners dehumidify to an extent. The "dry" mode on Mitsubishi Mr Slim systems cycles the compressor to make indoor coil colder thus dryer but...
  9. Replies
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    20,184

    Which model are you referring too?

    Which model are you referring too?
  10. Replies
    48
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    20,184

    outside rep: Although Daikin can be credited with...

    outside rep: Although Daikin can be credited with the first mini-split in 1963, Mitsubishi's two-pipe simultaneous heating and cooling system and BC Controller is uniquely their own. Both company's...
  11. Replies
    48
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    20,184

    2 cents: Drain related problems are actually...

    2 cents: Drain related problems are actually design issues, not system issues.
  12. Replies
    5
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    1,753

    Hi Blazer, I have a Bryant Smart Sensor for...

    Hi Blazer,

    I have a Bryant Smart Sensor for sale. What's your offer?
  13. Replies
    27
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    4,361

    So I am to understand that you can study SAM...

    So I am to understand that you can study SAM which is free to members in lieu of purchasing the three manuals?
  14. Replies
    27
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    4,361

    RSES CM exam

    Did you pass the first time?
  15. Replies
    24
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    7,908

    If you are referring to the isolation valves, the...

    If you are referring to the isolation valves, the photo was taken before they were covered. I made armaflex/velrco boots with the stem cap sticking through.

    Typical flaring tool. Not 45 degree.
  16. Replies
    24
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    7,908

    Since this was my first installation, I had the...

    Since this was my first installation, I had the FSR there to verify my work. I collected the data and submitted the paper work sometime later.
  17. needs a time code and data log

    needs a time code and data log
  18. Replies
    275
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    27,889

    pack back version Custom tool pouches (made to...

    pack back version

    Custom tool pouches (made to order)

    LC and XL with Testo/Refrigeration Analyzers space with hoses
  19. Replies
    24
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    7,908

    Torque Wrench

    I can get it for you. Email me for details.
  20. Replies
    24
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    7,908

    few of more pix

    few of more pix
  21. Replies
    24
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    7,908

    Extended Warranty

    Yes, the extended warranty is easy to get if you follow the steps. I paid for the FSR to come down and visit the site. It only took him 4 hours to bless five outdoor units and 56 indoor units. I aced...
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    7,908

    Same old Flare

    Bought a new imperial flaring tool, made sure the flare length was the same as the flare. Pressure tested for 24 hours at 600 PSI. The flaring tool was not special.
  23. Replies
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    722

    Cheap Work is not good, good work is not cheap

    American's have been programed to believe that partial work is okay.
    Don't compromise. Either the company did the job correctly or the did not do the job correctly.

    Unlike the good ol' days for...
  24. Lennox Signature® Collection XPG20 SunSource™ Comfort System

    Any install on of these? How does the solar panel energy transferred? Is it only for the ECM condenser fan motor?
  25. Replies
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    1,307

    Hmmm. This is interesting. Please elaborate. I...

    Hmmm. This is interesting. Please elaborate.

    I don't like to be lead by hacks. I know building owners owners/governments/LEED/Manufacturers use ASHRAE for standards and practices.

    Regarding...
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