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  1. I would stay away from the LUX. I have seen a lot...

    I would stay away from the LUX. I have seen a lot failures on those. Not familiar with the Jackson. But I know White Rodgers are good quality.
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    I like to use the white compound that contains...

    I like to use the white compound that contains teflon.
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    Master Mechanical Test

    I am in the very beginning of preparing to take my Master Mechanical test, I have had my Journeyman License for 12 years and at that time, took the "Block" test. After talking to a person at code...
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    I have seen that you use R421A in a couple of...

    I have seen that you use R421A in a couple of other threads I have seen. Just wondering what kind of results you are seeing, and if you are noticing any real capacity loss or any unexpected draw...
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    I agree with that!

    I agree with that!
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    Great! I just shot you an email.

    Great! I just shot you an email.
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    Ok that is what I thought. Thanks for the quick...

    Ok that is what I thought. Thanks for the quick reply.
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    Lennox Condenser #'s ??

    Needing to know the tonnage of this lennox condenser Model # HS19-411U-3P. Getting conflicting reports on it being 3 or 3.5 ton. Plus anything else you can decipher from the #'s is valuable to me...
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    Sounds like refrigerant pressure equalizing on...

    Sounds like refrigerant pressure equalizing on shutdown. Not sure why this would be a new sound unless you just had not noticed before. When is the last time you had it serviced. Perhaps the...
  10. I ran the information you gave me through a...

    I ran the information you gave me through a website called hvacopcost.com. It gives a comparison and estimated yearly savings. going from your 10 to a 13 seer says $411/yr that is only figuring the...
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    The only way to know for sure is to do a heat...

    The only way to know for sure is to do a heat load calc. Which if the home was built new in 2004, they would have done this then. With the sq. ft. you have , it is not far fetched that 5 ton is the...
  12. Thread: Weird

    by aintitfun
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    15. Then you will need apply for pro status.

    15. Then you will need apply for pro status.
  13. Most manufacturers require you to ship old...

    Most manufacturers require you to ship old compressor back to get one under warranty. I am surprised they did not just give you a whole new unit, if it is only a window unit.
  14. Also, you could still have been flipping the air...

    Also, you could still have been flipping the air handler breaker and have the outdoor unit shut off, the control voltage comes from the air handler typically. So the unit lost the signal to be on...
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    Goodman. Low end? Bad Rep? Yes.

    Goodman. Low end? Bad Rep? Yes.
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    Doesnt sound likely, but the only way you will...

    Doesnt sound likely, but the only way you will know is get someone you trust and knows what they are doing to look at it. I have seen a similar situation, they had duct work rusted out under the...
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    :eek2:

    :eek2:
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    What is fairly common with those units? He means...

    What is fairly common with those units? He means the manufacturer only recommends checking charge in 2nd stage.
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    have you actually verified that it is going into...

    have you actually verified that it is going into second stage? Amp draw is usually a pretty safe way to test this.
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    Im not afraid to ask a stupid question, and Im...

    Im not afraid to ask a stupid question, and Im sure the OP will benefit from this answer as well. But....., how does a clogged condenser cause a restriction in the cap tube? Anything to do with...
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    If you are not lying , then why would your first...

    If you are not lying , then why would your first call not have been to the installing contractor?
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    Wow, it really sounds like you are trying to make...

    Wow, it really sounds like you are trying to make this noise an issue,when it probably isn't. "you could just sense" that he thought it was unusual seems like a bit of a stretch. Maybe you have a...
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    1. Scroll Compressors do not have valves. 2. ...

    1. Scroll Compressors do not have valves.

    2. That is not how you figure subcooling, it is: Liquid line saturation temp-liquid line temp. You always use the temperature corresponding to the...
  24. I wouldnt say that it thins it "significantly" by...

    I wouldnt say that it thins it "significantly" by any means. And honestly if you knew what the thickness of the copper tubing in your evaporator and condenser coil was, you may be suprised.
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    Here the following is a reply from a similar...

    Here the following is a reply from a similar thread, I think it fits here also:



    Has the same major components as ANY other manufacturer has, wow, you paint in broad strokes! Let's say brand A...
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