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

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    Actually, I am a computer professional and...

    Actually, I am a computer professional and software designer/programmer. Like hundreds (thousands?) of my brethern, I give free advice, instruction, and code snippets every day. As to the site's...
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    You guys just don't play fair... :D

    You guys just don't play fair... :D
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    This question will likely find a friendlier...

    This question will likely find a friendlier audience at ;)

    Links to DIY forums are not allowed.
  4. Properly designed and otherwise functional...

    Properly designed and otherwise functional solenoid coils typically burn out when the plunger being activated does not fully close/open/move. See http://www.detroitcoil.com/whatis4.htm for one...
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    Wow! Either way, isn't that going to be a lot of...

    Wow! Either way, isn't that going to be a lot of expensive heat/air conditioning going out those exhaust vents?

    Might be worthwhile to try to recapture some of that with heat exchangers.
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    Yeah, but, if everything were a quick, easy,...

    Yeah, but, if everything were a quick, easy, pop-out-the-old and pop-in-the-new job, you guys wouldn't be able to earn 1/4 the money you do now. :D
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    Governments, even in Canada, have been known to...

    Governments, even in Canada, have been known to do strange things. And, utilities mostly give out rebates under the direction and order of governments, not out of the goodness of their hearts. :)
    ...
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    Interesting. I am just a simple homeowner,...

    Interesting.

    I am just a simple homeowner, mind you, but it seems to me that newer ultra-high efficiency systems seem to be moving in exactly the opposite direction: lower temperature water and...
  9. Time to call for service, don't you think? :) ...

    Time to call for service, don't you think? :)

    Blowing fuse means something is drawing more current than it is supposed to. Could be a bad compressor, bad fan, bad lots of things. Could even be a...
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    The OP didn't say what kind of boiler he is...

    The OP didn't say what kind of boiler he is running; is the above statement TRUE for all modern boilers?

    My new, high-effiency (95%+) gas-fired mod/con boiler with outdoor reset, for example? I...
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    Seems to me that a one-pipe loop, unless properly...

    Seems to me that a one-pipe loop, unless properly designed, will *always* result in the end-of-the-pipe rooms being colder than the beginning-of-the-pipe rooms. Turning up the water temp may just...
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    Read OP's other thread, "Recovery Time Too Long"

    Read OP's other thread, "Recovery Time Too Long"
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    I can imagine such a gadget might work in a...

    I can imagine such a gadget might work in a situation where there is a near-constant flow of wastewater - a large office building, restaurant, factory, etc. However, in a home? Unless you've got...
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    You may also find your local fire department may...

    You may also find your local fire department may be willing to scan the exterior of your home with a thermal imaging/infrared scanner device to locate areas of heat loss. Wouldn't hurt to call and...
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    Does this "old farmhouse" have one or more large,...

    Does this "old farmhouse" have one or more large, open, fireplaces? If so, and if you are not closing the dampers when the fireplaces are not in use, you could be losing a significant amount of heat...
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    My 1920's home uses cast iron radiators piped...

    My 1920's home uses cast iron radiators piped using a "Two Pipe Direct Return Loop" as shown in this image http://highperformancehvac.com/boiler-hot-water-loops.html#two_pipe_direct_return_loop....
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    Call your local electric utility. In most areas,...

    Call your local electric utility. In most areas, they will come out to your home and perform an energy audit at no charge; the audit typically includes scanning your home's exterior to locate...
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    The OP seemed to be saying the disconnect was of...

    The OP seemed to be saying the disconnect was of the non-fused type. If so, then the 30A disconnect is electrically weaker than the 50A breaker, a definite no-no.
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    I am not an electrician, but a) a disconnect is a...

    I am not an electrician, but a) a disconnect is a disconnect, not a circuit protector, and b) a fuse or circuit breaker is supposed to be the *weakest* link in a ciruit, not the strongest.

    You...
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    Keep in mind that brick walls in general - and...

    Keep in mind that brick walls in general - and from your description possibly yours in particular - are slow to heat up, slow to cool down. There is a lot of mass (quite literally, *tons* of the...
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    I doubt anyone can answer this question without...

    I doubt anyone can answer this question without knowing what kind of heating plant you are operating.

    Hot water? Hot Air?
    Oil-fired? Gas-fired? Electric radiant?
    Cast iron radiators? ...
  22. Take a look at...

    Take a look at http://www.eham.net/forums/RFI/1447 for an on-topic thread. Googling "variable speed motor rfi ham" will turn up lots more related material...
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    Aw, shucks - I was trying sooo hard to avoid...

    Aw, shucks - I was trying sooo hard to avoid turning this into something personal...

    In point of fact, I spent 3 years as a Compuserve "Sysop" (forum moderator) providing support for...
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    My own hvac knowledge is limited to what I have...

    My own hvac knowledge is limited to what I have picked up over my years as a homeowner and having lived through two upgrades (an oil-fired Weil-McClain in my last home and gas-fired Peerless Pinnacle...
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    Very good! I like it! :) My point was and...

    Very good! I like it! :)

    My point was and is: people come here looking for help. Many of them clearly have no real idea how hvac equipment works and therefore no idea whether the problem they...
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