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  1. Thread: Micron Gauge

    by eric1589
    Replies
    14
    Views
    884

    You're right about their non standard port in...

    You're right about their non standard port in that video. A lot of times they are to close to the cabinet or piping or conduits to fit.
  2. Replies
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    1,047

    Those are modular condensers. Each one can run...

    Those are modular condensers. Each one can run something like 30-150% of listed capacity and have up to something like 48 evaporators on each condenser. The three pipes are suction, liquid and hot...
  3. Replies
    11
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    1,032

    The more I learn, the more disappointed I am in...

    The more I learn, the more disappointed I am in in manufacturers. These txv issues supposedly due to a compressor manufacturer, now this about coils flaking.

    How is just replacing the coil even...
  4. Thread: Micron Gauge

    by eric1589
    Replies
    14
    Views
    884

    The Gauge and hose on the pump alone is a good...

    The Gauge and hose on the pump alone is a good test to see if the vacuum pulls low enough. You need a use cylinder or system to have a significant enough amount of space under vacuum for the...
  5. Replies
    11
    Views
    524

    If power loss is a common problem you worry...

    If power loss is a common problem you worry about, why not install a normally closed solenoid valve that will isolate the pump when ever the pump loses power?
  6. Replies
    9
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    449

    I recently went to a Samsung DVMS class for two...

    I recently went to a Samsung DVMS class for two days. They said all the information and training can be found on their website. Even a downloadable program that lets you click and drop necessary...
  7. 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...
  8. Thread: AK 900 help.

    by eric1589
    Replies
    5
    Views
    385

    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...
  9. Thread: X13 motors

    by eric1589
    Replies
    23
    Views
    10,754

    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.
  10. Replies
    22
    Views
    1,305

    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?
  11. Replies
    41
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    3,055

    How about everyone's opinion on diesel vs gas?

    How about everyone's opinion on diesel vs gas?
  12. 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...
  13. Replies
    113
    Views
    4,505

    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.

    ...
  14. Replies
    113
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    4,505

    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...
  15. 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...
  16. Replies
    4
    Views
    601

    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.
  17. Replies
    18
    Views
    972

    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...
  18. Replies
    54
    Views
    4,489

    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...
  19. Replies
    35
    Views
    12,267

    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?
  20. Replies
    4
    Views
    484

    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...
  21. 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.
  22. Replies
    32
    Views
    2,369

    Is that vacuum rated?

    Is that vacuum rated?
  23. Replies
    12
    Views
    1,405

    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...
  24. Replies
    145
    Views
    8,926

    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.
  25. Replies
    8
    Views
    957

    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.
  26. Replies
    59
    Views
    3,458

    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...
  27. Replies
    44
    Views
    1,913

    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...
  28. Replies
    32
    Views
    1,859

    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.
  29. Replies
    24
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    1,163

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

    Small change adds up when you fork it out millions of times.
  30. Replies
    32
    Views
    1,859

    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.
  31. 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.
  32. Thread: pocket magnet

    by eric1589
    Replies
    7
    Views
    639

    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...
  33. Replies
    13
    Views
    2,403

    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...
  34. Thread: PSC vs. ECM

    by eric1589
    Replies
    18
    Views
    1,257

    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...
  35. Replies
    12
    Views
    1,171

    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...
  36. Thread: PSC vs. ECM

    by eric1589
    Replies
    18
    Views
    1,257

    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?
  37. Replies
    22
    Views
    1,810

    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...
  38. Replies
    8
    Views
    903

    How is the crane secured?

    How is the crane secured?
  39. 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...
  40. Replies
    10
    Views
    1,266

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

    How do you determine what size to use with what capacity system?
  41. 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.
  42. Replies
    7
    Views
    541

    Any free online resources to do some homework?

    Any free online resources to do some homework?
  43. Replies
    36
    Views
    2,562

    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.
    ...
  44. 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...
  45. Replies
    10
    Views
    458

    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...
  46. 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....
  47. Replies
    12
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    972

    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.
  48. Replies
    13
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    862

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

    That's what they are currently working on. They are Japanese, not Chinese.
  49. Replies
    40
    Views
    2,401

    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.
  50. Replies
    40
    Views
    2,401

    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...
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