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Type: Posts; User: kroberts38

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  1. Replies
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    Tech

    I would replace the line set. If there is a trap that was bent in them when they were installed that oil will stay no matter what they flush it out with. Odds are the are not the right size anyway. A...
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    HVAC Student

    The TXV is the metering device. It regulates the superheat. The distribution orfice allows the refrigerant gas to be evenly shared through the evap coil.
  3. HVAC Student

    I do not think that the placement of the supply and returns on the same wall would make that much of a difference. Try this take a match light it and hold it 12" away and try to suck it out then blow...
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    1,244

    HVAC Student

    Keep in mind that all new equipment is 13 seer or better so you will have to replace both units.
  5. HVAC Student

    I do believe that American Standard owns trane so which ever is cheaper.
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    HVAC Student

    Good for you Cottygee! Building inspectors are for your protection against contractors that do not follow the codes. I have never heard that from a licensed contractor.
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    HVAC Student

    I really think that it depends on where your vents are, if they are in the floor odds are something has probably fell into it, and if you put a new system in the airflow will more than likely...
  8. Thread: Geothermal

    by kroberts38
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    667

    HVAC Student

    What you are missing is the regfrigeration loop. The return air is being reheated for your home from the indoor coil. Your 55 deg glycol temp is giving heat to the refrigerant in your outdoor coil....
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    HVAC Student

    I would have to say yes, duct design is very important when it comes to how the air move throughout your home with poor duct sizes you would not get the effecency out of your equipment regardless of...
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    HVAC Student

    Have you read the air quality forum on Ozone yet? I would check that out before installing a UV light.
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    HVAC Student

    You should get a Manual J done. There are a lot of questions like what floor are you on how many exposed walls do you have, windows . You can use the rule of thumb to get you in the ball park. That...
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    HVAC Student

    SEER rating is how efficent your equipment is the better the equipment the less power it consumes. Having a high SEER rated piece of equipment does not mean it is oversized. The size of the unit is...
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    HVAC Student

    So the membership commitee will determine if I am eligiable. Thanks for the information.
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    HVAC Student

    Environment is the key factor in how long a unit lasts. If it is under a deck and not subject to the elements it could last longer. Hear in Virginia Beach (salt in the air) some units are lucky to...
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    HVAC Student

    I know about the other forums. I was talking about credentials what would I need to have or know. I am HVAC certified have my EPA universal card but I have only been working in the field for a few...
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    HVAC Student

    I do not think there is a shelf life on a sealed container of R-22. However you do need an EPA certificate to purchase any refrigerants except 134a. I would not worry about your system 15 years from...
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    4,777

    HVAC Student

    What classifies a member as a professional member? I just thought I would ask maybe I do. As far as the take off from the end cap in my manual d class they explained how air flows and that you would...
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    HVAC Student

    I only related that (ASE to NATE) because that is what a few of my instructors did at my college. I believe that is what NATE is trying to do to the HVAC industry but just like the ASE program people...
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    HVAC Student

    Thanks for the input I guess I won't waste my time with NATE test. They were pushing it at the college I went to. I have only been working in this field for a few months. I am still in the NAVY as an...
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    HVAC Student

    Nobody said you had to be NATE certified to be able to do the work. Some people are for it and others are not, but most people are for training there techs and if NATE is not that good RSES has a...
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    HVAC Student

    O.K. if it is that simple then why isn't everyone qualified?
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    HVAC Student

    I am still learning as my days go on. They teach this stuff at most comunity colleges. I went to class for Manual J and Manual D and if I did not I would be lost too.
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    HVAC Student

    So what you are saying is that ASE is better than NATE? I too am ASE Certified but not NATE I only have heard about some of the questions that they ask so I guess I will have to become NATE certified...
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    HVAC Student

    Nate is not the only certification out there, but what it is doing is trying to ensure that the HVAC industry has a standard. Quality is what we are after and if a business is trying to train itself...
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    HVAC Student

    As I said base line knowledge. I did not say it gave him common sense that is a personal judgement. Just because you finished training doesn't mean you know it all.
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