Search Results - HVAC-Talk: Heating, Air & Refrigeration Discussion

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Type: Posts; User: Galen Manapat

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  1. Replies
    135
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    This should be a reply to the question whether...

    This should be a reply to the question whether POE oil can "suck in" moisture with 5 Lbs positive pressure

    There is negative pressure measured in hg (vacuum). There is positive pressure. How does...
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    12,876

    hvac supervisor in South Carolina

    I spent two months evaluating three or four competing brands sold in SC. I, along with other managers at our facility visited 4 -5 sites sites looking at different "brands": I also saw a multistack...
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    3,184

    I do not understand your point. On new...

    I do not understand your point. On new technology, you would want factory trained people, no? The factory trains people to go through "the checklist" and not take any short cuts. They are also...
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    To the person that thinks all you have to do is...

    To the person that thinks all you have to do is buy two jugs of refrigerent. Think about this. We are not using pure refrigerents anymore. We are using blends and azeotropes. That is to say when you...
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    Try this: We are assuming that you have...

    Try this:

    We are assuming that you have common sense and are going to completely shut off the 220 volt breaker and that everything will be deenergized or unplugged.

    Ideally heat pump coil...
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    Dangers of using direct copper in the ground

    I researched a company up north innovating in geo, burying refrigerant lines in the ground. It is particularly great if it touches or is bathed in water. Heat transfer can be very efficient, but...
  7. Don't Guess

    Temperature sensors are often either positive temperature coefficient or the reverse. Assuming they use a resistance scale, they can be "tight" tolerance or 'loose' tolerance.

    While one brand of...
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    2,062

    LINC

    Linc was started many years ago by some people who then were working for Carrier Corporation.

    As happens, they got the bright idea of going out on their own and creating a franchise incorporating...
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