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  1. Replies
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    358

    Two testo 550's - 3 years. Rock solid. Need...

    Two testo 550's - 3 years. Rock solid. Need nothing but batteries all that time. Germans just do it well. No issue leaving out in rain or elements.
  2. Replies
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    I guess my take is: are you uncomfortable? Is the...

    I guess my take is: are you uncomfortable? Is the house not cooling? I'm just not sure there is a problem.

    It's possible the fan inside is on while compressor cycled off, or any other...
  3. x 2 on Fieldpiece. Nice kit. Keep it clean....

    x 2 on Fieldpiece. Nice kit. Keep it clean. Understand how it works.
  4. Replies
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    1,488

    I concur. It sounds like it's definitely time to...

    I concur. It sounds like it's definitely time to get a pro out there to give this thing a once-over with the proper equip. Anything we guess will be just that, a guess. An experienced tech will...
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    It depends. If the coil is rated to handle higher...

    It depends. If the coil is rated to handle higher pressure of r410a it can be retrofitted w txv after flushing out the incompatible oil.

    If its an older unit, chances are it needs to be changed...
  6. As a rule, it's okay to have an oversize evap, as...

    As a rule, it's okay to have an oversize evap, as long as condenser mfg needs are met such as line set size and pressure / refrigerant type ratings. Metering device and blower / air flow settings...
  7. Replies
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    Whatever it is, I'd sure appreciate it if you'd...

    Whatever it is, I'd sure appreciate it if you'd circle back and post resolution details. :)
  8. Thread: vacuum hose

    by KeyResults
    Replies
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    7,385

    If any of you guys are dissatisfied with ANY of...

    If any of you guys are dissatisfied with ANY of your Appion gear, including the CRTs, please PM me and perhaps strike a deal. ;)
  9. Thread: vacuum hose

    by KeyResults
    Replies
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    7,385

    JB has one but shorter, straight, and one side is...

    JB has one but shorter, straight, and one side is flare nut the other knurled.
    I believe there are several similar by different vendors.
  10. Thread: vacuum hose

    by KeyResults
    Replies
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    7,385

    Thanks Chris. That's what I "needed" to know. 1/2...

    Thanks Chris. That's what I "needed" to know. 1/2 in. hoses it is.

    Off topic but please allow me to compliment your company on a fine product. I should do that to my favorite suppliers more...
  11. Thread: vacuum hose

    by KeyResults
    Replies
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    7,385

    Thanks for the link and the info, somehow I...

    Thanks for the link and the info, somehow I missed that thread.

    I appreciate your patience with me on this, this is NOT random PIA, as I don't have spare time these days. However, I really pride...
  12. Thread: vacuum hose

    by KeyResults
    Replies
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    7,385

    That depends on the volume of the container I'm...

    That depends on the volume of the container I'm evacuating and how dry it is before pump is attached. Forgive my skepticism, I'm not doubting you guys, but I'm trying to grasp the science...
  13. Thread: vacuum hose

    by KeyResults
    Replies
    66
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    7,385

    Yes, i have pulled cores for quite some time now,...

    Yes, i have pulled cores for quite some time now, though i don't use the Appion's CRT; they didn't exist when I started the practice.

    I'll have to try and sort this out in a controlled way since...
  14. Replies
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    1,226

    If you lost all refrigerant either there is a...

    If you lost all refrigerant either there is a fairly sizable leak, or somebody removed the refrigerant from your system. Do people do that? If R22 maybe?

    Properly pressurizing the system with...
  15. Thread: vacuum hose

    by KeyResults
    Replies
    66
    Views
    7,385

    The ONLY advantage I can see to using a less...

    The ONLY advantage I can see to using a less permeable conduit between service port and vacuum pump is better pump efficiency and longer oil life since the infiltration is external to the system. ...
  16. Replies
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    7,657

    Capacitor still hot Backwards filter drier ...

    Capacitor still hot

    Backwards filter drier

    Not knowing when to cut and run
  17. Replies
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    5,571

    1. There are different types of detectors....

    1. There are different types of detectors. Understand them and make sure yours is/are good ones! I like my Fieldpiece.

    2. Keep sensor clean!

    3. Switch detector on in clean air - as most units...
  18. Replies
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    Good lookin installs. Thx for sharing.

    Good lookin installs. Thx for sharing.
  19. Replies
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    1,178

    Really clean. Well done!

    Really clean. Well done!
  20. Replies
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    2,619

    I find it amazing that I still have to buy Nylog...

    I find it amazing that I still have to buy Nylog red & blue via Internet since none of the locals stock it. Can't understand it.
  21. Replies
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    1,680

    Installed several of the mr slims and all...

    Installed several of the mr slims and all according to mfg specs up high on walls. All heat pumps sized to room areas. They all perform well in heat mode this way too. I would stick to their...
  22. As a rule, the company that bills you and cashes...

    As a rule, the company that bills you and cashes your check must be licensed by the state. They must also carry proper insurance. That company may use qualified technicians to troubleshoot, install,...
  23. Replies
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    614

    40 amp breaker shouldn't be tripping on 15-16 amp...

    40 amp breaker shouldn't be tripping on 15-16 amp draw.

    I'd call a tech out to check it out. It's possible your breakers are toast. Especially if they are old. A check up will tell you for sure....
  24. Replies
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    2,513

    Kid, if it were me I'd be planning my next career...

    Kid, if it were me I'd be planning my next career move to another Company, cuz I got a feeling this one is gonna have some issues eventually. Hacks cannot hide forever. In this case though, I'd take...
  25. Replies
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    4,578

    Serviceability of units in the field seems not to...

    Serviceability of units in the field seems not to be on the radar of many manufacturers. I bet this would change if some of the design engineers had to spend a season servicing installed units for a...
  26. Thread: meter bad?

    by KeyResults
    Replies
    2
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    404

    Three things come to mind: 1. Battery too cold...

    Three things come to mind:
    1. Battery too cold or may be failing
    2. Condensation in the meter
    3. Leaky or bad filter cap in meter -tantalum or electrolytic. = new meter usually unless warranty
  27. Replies
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    x2 It sounds like you *probably* found you musty...

    x2 It sounds like you *probably* found you musty smell-though this makes me wonder if you've got infiltration elsewhere in the return side of your system too.

    Foam won't get it done for you, you...
  28. Replies
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    I'd love to see a video...

    Very compelling setup and results. I'd love to shorten my evac times no doubt, but I too have this procedure that may be limited by my equip choices. I don't think I have any quality issues however....
  29. Replies
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    It definitely sounds like some particulates loose...

    It definitely sounds like some particulates loose in your system. They work their way through to TXV during cycle off (equalized pressure) then cycle on state change(differential pressure). The TXV...
  30. Replies
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    FWIW I own two 550's for over a year now and have...

    FWIW I own two 550's for over a year now and have had no issues at all. I'm probably more careful with my tools than average though based on working with other hired guns in the field. I would buy...
  31. The units are built to stay on. They dehumidify...

    The units are built to stay on. They dehumidify best in summer using cool mode, but most efficient in auto for heat pumps. In Houston summer the auto mode isn't as comfortable for our personal...
  32. Replies
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    Ditto. Last time I was in HD I saw the small...

    Ditto. Last time I was in HD I saw the small bottle w/ dauber in the plumbing section and have used it ever since.

    For me, it's not so much the big bubbles that I'm looking for, it's the...
  33. What he said. The better mini-splits, like...

    What he said.

    The better mini-splits, like Fujitsu, and Mitsubishi, publish detailed requirements to perform properly. But you really need to know the building's requirements and only a good...
  34. Replies
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    Refer oil begins to degass or breakdown and...

    Refer oil begins to degass or breakdown and change molecular composition at around 200 to 250 microns depending on several factors. (Many reputable sources including JB & Yellow Jacket) So, it's...
  35. The bottom line is whatever the manufacturer says...

    The bottom line is whatever the manufacturer says is the course of action is the path you need to follow to keep your warranty intact. Mitsubishi will take their cue from a trained pro onsite and...
  36. Speaking from personal experience, you will reap...

    Speaking from personal experience, you will reap a return on your investment in energy savings if the system is properly designed and implemented to your space.
    Generally, there are other benefits...
  37. Man that's bizzarre! It almost sounds like 410...

    Man that's bizzarre! It almost sounds like 410 system got confused with R22 oils or something. I've had guys tell me it gets pretty ugly if it's mixed up right.
  38. Replies
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    Well, I'm on my 2nd year with Digi's and I don't...

    Well, I'm on my 2nd year with Digi's and I don't miss the analog rigs one bit! Good riddance.

    They're not far from being relegated to the box in the corner with my 8 track player, my Tack/Dwell...
  39. Apion G5 Twin. Works good and there's so many of...

    Apion G5 Twin. Works good and there's so many of them around you can actually find parts and accy's most place when you really need em in a hurry. Very servicable unit, fast and small tough package....
  40. Replies
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    Say it aint so Joe! I just got my second 550...

    Say it aint so Joe!

    I just got my second 550 and Plus II's cause I am so happy with the first.

    I hated to read your post. Kinda popped my bubble. Please post up on your repair experience.
  41. Replies
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    We avoid manifold hookup unless there is a...

    We avoid manifold hookup unless there is a suspected problem on annuals, especially if system is performing within airflow/pressure and temp/humidity specs after good visual and coils cleaned. This...
  42. Replies
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    1,273

    This system (Unico) design requires a higher...

    This system (Unico) design requires a higher volume of air though the evaporator at a lower velocity for maximum heat exchange efficiency. There is a "sweetspot" range of volume and velocity through...
  43. Replies
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    It's more crowded at the top...

    Some Chinese units that have greatly narrowed the gap on high seer inverter and variable speed compressor technology.

    Fujitsu and Mitsubishi both have a much better infrastructure to support...
  44. Replies
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    a leaky production run does happen...

    I have seen a run of leaky stubs in the past on certain families of units that will go unnamed because I know this could happen to any brand under the right circumstances.

    It seems to me that if...
  45. Replies
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    Excellent post JB

    Excellent post JB
  46. Replies
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    2,853

    :LOL:

    :LOL:
  47. Replies
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    I liked my first 550 so much, I went out and got...

    I liked my first 550 so much, I went out and got another. I haven't been on dials all summer. So, from where I'm sitting the answer to your question is no, I don't think you have anything to worry...
  48. Reading your post I was starting to get really...

    Reading your post I was starting to get really concerned for you until I came to contractor C's proposal. Whew. Contractor C obviously sees opportunities to ensure a balanced distribution of airflow...
  49. Replies
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    GO FISH

    Keep a flyrod in the truck at all times with a stash of poppers and bugs.

    When I've had enough, I find some nearby water and go fishin'!

    Works every time.
  50. Replies
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    3 sets: 1 dial, 2 digitals for residential. ...

    3 sets: 1 dial, 2 digitals for residential.

    Digitals are the money for normal use. HCFC gets one and HFC gets the other.

    Don't generally mix unless one set goes down. If I must, I'll flush out...
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