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  1. Refrigeration is definitely more complex and...

    Refrigeration is definitely more complex and challenging. It can also be more fun sometimes, going to interesting places you would never otherwise want to go or be granted access.

    Residential ac...
  2. Thread: AK 900 help.

    by eric1589
    Replies
    5
    Views
    332

    I think the flashing just means the current...

    I think the flashing just means the current reading is out of the expected operating range of the currently selected refrigerant.

    Were you zeroing them out while still connected to a vacuum? I...
  3. Thread: X13 motors

    by eric1589
    Replies
    23
    Views
    10,516

    Honestly. Isn't the air 100% humidity between the...

    Honestly. Isn't the air 100% humidity between the fan and coil anyway, when the coil is first? Those motors would see 100% humidity all the time regardless of the climate they are installed in.
  4. Replies
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    1,221

    Maybe you have oil or other contaminants in the...

    Maybe you have oil or other contaminants in the gauge, manifold, or hoses. Have you tried cleaning any/all of it and trying again? Or trying a system you know is leak free?
  5. Replies
    41
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    2,844

    How about everyone's opinion on diesel vs gas?

    How about everyone's opinion on diesel vs gas?
  6. Daikin intends to restrict who can sell their...

    Daikin intends to restrict who can sell their name branded products. The rep said they are bringing something like 300 jobs to Houston Texas so their equipment can be made here in the U.S. I know...
  7. Replies
    113
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    3,982

    I see some widely incorrect information in here....

    I see some widely incorrect information in here. Like to presume medical dispensaries are buying from foreign drug cartels, or that those cartels will bring violence here if people grew it.

    ...
  8. Replies
    113
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    3,982

    A few comments in here from people who's parents...

    A few comments in here from people who's parents should have used protection.

    NOT SAFE FOR WORK. LANGUAGE
    http://www.youtube.com/watch?v=tqESAufUAMQ

    NOT SAFE FOR WORK. LANGUAGE...
  9. I went to a daikin class where they wheeled in a...

    I went to a daikin class where they wheeled in a 5 ton inverter driven condensing unit that would ramp to to about 2.5 tons, I think.

    They bought goodman, as others have said, for their...
  10. Replies
    4
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    578

    I don't understand how they extract heat from...

    I don't understand how they extract heat from with that. Sounds like just another method to produce heat.
  11. Replies
    18
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    874

    In a pinch, you could remove the cores the old...

    In a pinch, you could remove the cores the old fashioned way, pull the vacuum, break it with a little gas and replaces the cores...IF YOU DO IT BEFORE THE GAS IN THE LINES LEAKS OUT... And it leaks...
  12. Replies
    54
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    4,284

    We don't buy them as often as freon so jerks...

    We don't buy them as often as freon so jerks demand higher margins.

    I'm currently using a yellow jacket threaded ball valve at the of my high pressure hose. Lose very little liquid on disconnect...
  13. Replies
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    11,924

    Is that a nickname or is there a supplier in your...

    Is that a nickname or is there a supplier in your area called j-mart?
  14. Replies
    4
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    461

    I've seen the fittings where you land the hoses...

    I've seen the fittings where you land the hoses leak. One guy has taken his out one at a time and Teflon taped them when they started to leak. The entire brass y fitting with the port and parking...
  15. Were you using a valve between the pump and gauge...

    Were you using a valve between the pump and gauge all those times you put it on a pump? If not, it could draw oil in every time you turn the pump off.
  16. Replies
    32
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    2,177

    Is that vacuum rated?

    Is that vacuum rated?
  17. Replies
    12
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    1,262

    Have others confirmed a smell or just tried...

    Have others confirmed a smell or just tried something random and charged a service fee? You need to identify first, then treat. People will guess everyday of the week if you cut them a check each...
  18. Replies
    145
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    8,161

    I'd think twice before selling myself any ecm fan...

    I'd think twice before selling myself any ecm fan or unit. One replacement cost is more than you can expect to save on operating expense.
  19. Replies
    8
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    903

    Would wrapping thermocouple wires with foil tape...

    Would wrapping thermocouple wires with foil tape act as a shield for this interference? Not the exposed tips of course.
  20. Replies
    59
    Views
    3,198

    Latent load is moisture. Sensible load is...

    Latent load is moisture. Sensible load is thermometer temperature change.

    I was looking through the install book on a carrier fv4c unit the other day and it mentions it's designed for a 50 degree...
  21. Replies
    44
    Views
    1,760

    Be extra careful. And observant. Things will be...

    Be extra careful. And observant. Things will be different than you are used to. Many refrigeration units use 115v as their "low" or control wiring. A compressor off due to low pressure switch is how...
  22. Replies
    32
    Views
    1,688

    I like the sound of this. Every part of the kit...

    I like the sound of this. Every part of the kit does feel a little more heavy duty compared to other styles.
  23. Replies
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    1,065

    Small change adds up when you fork it out...

    Small change adds up when you fork it out millions of times.
  24. Replies
    32
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    1,688

    I have the victor cut skill set. I like it. Some...

    I have the victor cut skill set. I like it. Some of the guys I work with prefer them to their own.
  25. A 7.5 in place of a 5.0 is 50% over sized. Five...

    A 7.5 in place of a 5.0 is 50% over sized. Five times greater than allowable tolerance.
  26. Thread: pocket magnet

    by eric1589
    Replies
    7
    Views
    609

    My brother has one from his old job as an auto...

    My brother has one from his old job as an auto service tech. I've been thinking of nabbing it. Try looking in auto parts stores if not in supply houses. I think a core remover end will see more use...
  27. Replies
    13
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    2,353

    I haven't done refrigeration in almost 3 years....

    I haven't done refrigeration in almost 3 years. This thread brings back memories. I recall it being more prideful because you get to see and service so many different things. A lot less mundane than...
  28. Thread: PSC vs. ECM

    by eric1589
    Replies
    18
    Views
    1,114

    Are suppliers allowing you to replace just the...

    Are suppliers allowing you to replace just the module now? I never changed one where the actual motor was the problem. You just had to buy them as a $+ package. They wouldn't sell one piece or the...
  29. Replies
    12
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    1,103

    As other have said, the unit came with a...

    As other have said, the unit came with a transformer sized to run the unit only. Sometimes we have to, or customers choose to install other devices that put additional load on the low voltage...
  30. Thread: PSC vs. ECM

    by eric1589
    Replies
    18
    Views
    1,114

    How do you know when you can or can't replace it,...

    How do you know when you can or can't replace it, beyond if it physically fits?
  31. Replies
    22
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    1,695

    Who cares if another scumbag calls you a snitch....

    Who cares if another scumbag calls you a snitch. Taking advantage of people should not be looked at as "the way things are done."

    Stick up for that consumer. Imagine any one of your friends or...
  32. Replies
    8
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    868

    How is the crane secured?

    How is the crane secured?
  33. In service you see bits and pieces and plug them...

    In service you see bits and pieces and plug them into the big picture, in your head, of what you imagine this system looks like.

    In construction and installation, you learn what that big picture...
  34. Replies
    10
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    1,205

    How do you determine what size to use with what...

    How do you determine what size to use with what capacity system?
  35. Get to work and try to do any schooling part time...

    Get to work and try to do any schooling part time or online. Everyone prefers experience over any schooling. But experience and schooling sets you ahead of the majority.
  36. Replies
    7
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    512

    Any free online resources to do some homework?

    Any free online resources to do some homework?
  37. Replies
    36
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    2,347

    The digital gauges are more accurate. So going...

    The digital gauges are more accurate. So going back to analog if not necessary is almost a disservice to customers. This for pressure gauges though, not multi-meters.
    ...
  38. Keep track of your tools. Treat other guys tools...

    Keep track of your tools. Treat other guys tools as good or better than your own. Ask before using them. On installs, there is always something to do. Don't take any breaks that the others guys...
  39. Replies
    10
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    420

    PHM is correct. The mixed answers are because...

    PHM is correct.
    The mixed answers are because that foil can serve as either a vapor barrier or radiant barrier, depending on how you use it. You won't have everything air tight, so you'll want to...
  40. Usually closer to 36 months but maybe a little...

    Usually closer to 36 months but maybe a little sooner if you're as "remarkable" as you want us to believe you are.

    Every job is different and you won't see, do and learn everything in 11 months....
  41. Replies
    12
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    886

    All sensors are made differently and will...

    All sensors are made differently and will require/recommend different cleaning methods. Stick to what is recommended by the manufacture.
  42. Replies
    13
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    794

    That's what they are currently working on. They...

    That's what they are currently working on. They are Japanese, not Chinese.
  43. Replies
    40
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    2,182

    If daikin is successful with what I was hearing...

    If daikin is successful with what I was hearing yesterday, they could create some competition for current market producers.
  44. Replies
    40
    Views
    2,182

    I went to a daikin class yesterday morning. They...

    I went to a daikin class yesterday morning. They wheeled in their own 5 ton condensing unit. Inverter driven compressor that can run down to two tons. I think they said they get 20 seer and near 24...
  45. Replies
    40
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    2,182

    I think he said the compressor was rebuilt and...

    I think he said the compressor was rebuilt and the frequency drive was busted on the outside, like scratch and dent sales.
  46. Replies
    10
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    1,138

    I realize this thread is old, but wanted to try...

    I realize this thread is old, but wanted to try to answer this.

    oil-less recovery units utilize the oil in the refrigerant being recovered through them, instead of having their own oil which often...
  47. Replies
    28
    Views
    2,890

    Lots of good info in here. I assume these ECM...

    Lots of good info in here. I assume these ECM motors are showing up in some less desirable locations simply because the manufactures purchase them in bulk, for reduced cost. Then due to having...
  48. Replies
    15
    Views
    1,105

    If you replace it with another power stealing t...

    If you replace it with another power stealing t stat and/or a battery one, do you get proper voltage? Maybe it's taking too much power and not leaving enough for the system to run its controls.
    ...
  49. Replies
    9
    Views
    481

    The sensor can be cleaned with regular rubbing...

    The sensor can be cleaned with regular rubbing alcohol, which you can find almost anywhere.

    Some other brands require denatured alcohol which is harder to find. I'm planing on picking up the...
  50. Thread: Nate

    by eric1589
    Replies
    10
    Views
    1,232

    If you google enough you can find some of the...

    If you google enough you can find some of the questions online and study those various questions. I don't recall any of them having answers posted but knowing the question and learning the answer...
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