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  1. Thanks for following up and letting us know. I...

    Thanks for following up and letting us know. I hope there are no more immediate problems.
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    Did you overlook "C" above?: c (1) :...

    Did you overlook "C" above?:
    c (1) : characterized by or conforming to the technical or ethical standards of a profession (2) : exhibiting a courteous, conscientious, and generally businesslike...
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    Not quite so Beenthere: a : of, relating to,...

    Not quite so Beenthere:

    a : of, relating to, or characteristic of a profession
    b : engaged in one of the learned professions
    c (1) : characterized by or conforming to the technical or ethical...
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    "Done by a Pro". It doesn't look professional....

    "Done by a Pro".

    It doesn't look professional. Just because he got paid to do it, doesn't mean he's a pro.
  5. A general, but not absolute rule in this...

    A general, but not absolute rule in this business: if your looking for quality and expertise (especially in hydronics), it's usually in the smaller shops; the larger ones are geared more towards...
  6. I'm late to the party, but may I add my two cents...

    I'm late to the party, but may I add my two cents worth?

    1. Your expansion tank is definitely too small for a converted gravity system with cast iron rads. It should probably be at least an Extrol...
  7. Scratch and dents are obviously sold by the...

    Scratch and dents are obviously sold by the distributor for less. Many times, I've helped customers who were strapped for cash get a new unit with full warranty for a lot less because it's cosmetic...
  8. A lot depends on your location, weather, how well...

    A lot depends on your location, weather, how well the unit is sized to match the load, etc.

    Generally speaking, if the setback is only for a few hours, there is little or no savings and comfort is...
  9. Can you post some pics of the furnace as well as...

    Can you post some pics of the furnace as well as the vent termination?

    The quality of the workmanship, or lack thereof, would be a significant factor in determining whether this has been an honest...
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    Was a combustion analysis done with a digital...

    Was a combustion analysis done with a digital analyzer when the boiler was commissioned? I don't see how it could have been with the gas line issue.
    When was the last time the heat exchanger was...
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    If it's 14* outside and you're heating the inside...

    If it's 14* outside and you're heating the inside to 64*, that's a 50* temp difference (aka Delta T). If it's taking 10kw to do that, and the OD temp dropped to -65*, that would be an additional 79*...
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    As far as I know, none of us on here can read...

    As far as I know, none of us on here can read minds so we don't know why you're being told you need 20kw. Not trying to be a smart A,we just have no way of knowing.

    The only way to accurately...
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    The both will produce the same amount of heat...

    The both will produce the same amount of heat from the same amount of energy. 100% efficiency simply means that none of the energy is wasted in the process. It doesn't mean that the cost for the...
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    You really need to see what your cost per...

    You really need to see what your cost per kilowatt is up there and then compare that to what the cost for LP or oil is to get the same btu's. There are on line calculators that will do this. You just...
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    Reverse return gives equal flow at each emitter...

    Reverse return gives equal flow at each emitter as well as the same supply temp to each one. This way each rad will give it's rated output for the given water temp. Doing it in series causes each rad...
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    Series loops cause the return water from the...

    Series loops cause the return water from the first rad to be the supply water for the second, etc. Each seceding rad thus receives cooler water and will have less output. This has to be accounted for...
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    SlantFin has a free heat loss program that you...

    SlantFin has a free heat loss program that you can download. It's very easy to use.
    If you're gonna err, do it by over sizing the baseboards PROPORTIONATELY in each room. That will allow for a lower...
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    How many btu's per square foot? - How long is a...

    How many btu's per square foot? - How long is a peice of rope? Not trying to be funny, but that's how vague your question is.

    As others have already stated, a detailed heat loss calculation needs...
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    A soon to be candidate for a Darwin Award! You...

    A soon to be candidate for a Darwin Award! You just can't fix stupid.
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    The SpiroVent will eventually remove all air that...

    The SpiroVent will eventually remove all air that passes through it - even micro bubbles. One of the great mysteries is water's ability to absorb air at its surface and transport that air downward. I...
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    He's only a shell of what he once was.

    He's only a shell of what he once was.
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    Or just put a ball valve or even a 1/2" gas cock...

    Or just put a ball valve or even a 1/2" gas cock on the air outlet. That way you could use it to vent the initial amount of air if the system's been drained and then close it off.

    I do this on...
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    Just to put things into perspective: the design...

    Just to put things into perspective: the design temp for Kingston is 2*. If we say that your house needs 35 btu's per square foot at that temp, which is being extremely liberal, that would come to...
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    An accurate heat loss calc involves taking all...

    An accurate heat loss calc involves taking all the components of the envelope (walls, floors, ceiling, windows, doors, etc) and calculating their heat from engineering data. This requires detailed...
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    That's a very good boiler, but choosing the right...

    That's a very good boiler, but choosing the right installer is MUCH more important. Did whoever quoted this boiler do a heat loss calculation such as a Manual J? If not, how do you know you need...
  26. That's an average of almost 36 btu's per square...

    That's an average of almost 36 btu's per square foot. The best floor output that can be reasonably expected is about 25 btu's per square foot before issues arise. That's usually a slab floor with no...
  27. You need to start with an accurate heat loss...

    You need to start with an accurate heat loss calculation to know what the load is. That is the BEGINNING of the design process. You're jumping in at the middle.

    I specialize in hydronics, radiant...
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    Yeah, I know. But it's a lot less mass than...

    Yeah, I know. But it's a lot less mass than what's coming out of there and the OP stated his proposition in such a way as to infer he might do extensive zoning.

    Two, may three zones probably won't...
  29. You don't want the indirect to drain at all as...

    You don't want the indirect to drain at all as that could cause the scenario that I mentioned previously if the sensor well becomes dry.
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    Unfortunately, it's against the rules to give DIY...

    Unfortunately, it's against the rules to give DIY advice in this forum.

    The SR503 is a pump control, not a zone valve control. You may save yourself some grief and $$ in the long run by getting a...
  31. It won't hurt to shut the main and leave a faucet...

    It won't hurt to shut the main and leave a faucet open as long as it does NOT drain the indirect. There's no way any of us can tell from here if it would cause the indirect to drain; we'd have to be...
  32. I sell and install outdoor wood boilers and...

    I sell and install outdoor wood boilers and connect them to all types of systems. When I started in this trade over forty years ago as a commercial electrician, I did a lot control work in large...
  33. I sell and install outdoor wood boilers and...

    I sell and install outdoor wood boilers and connect them to all types of systems. When I started in this trade over forty years ago as a commercial electrician, I did a lot control work in large...
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    The contractor is the most important component....

    The contractor is the most important component. Make sure you get one that really understands hydronics. Most HVAC guys are forced air and sometimes not good at doing that. Get references and ask to...
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    Is the outdoor coil frosted or iced up? If not,...

    Is the outdoor coil frosted or iced up? If not, then don't worry about it.

    Most newer thermostats as well as gas furnaces that are multi staged will kick onto the 2nd stage if the first stage...
  36. Thread: Taco 007 Noise

    by bobboan
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    350

    It could be debris in the impeller or it could be...

    It could be debris in the impeller or it could be cavitation which is cause by low suction pressure. Like a valve closed or a restriction.

    If it is cavitation, the pump won't last long.
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    If it's new, it should still be under warranty to...

    If it's new, it should still be under warranty to the installing contractor. You should call him.
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    DIY advice, and to what extent it can be given,...

    DIY advice, and to what extent it can be given, is an issue that's being discussed continually around here. The concern of the owners of the site is the liability that arises when someone gets hurt...
  39. True -for the most part, but there are ways. If I...

    True -for the most part, but there are ways. If I went into detail, you would obviously know, but then I would be giving DIY to anyone who views this.

    I stated my reply in a very generalized manor...
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    Apparently, you didn't notice the header at the...

    Apparently, you didn't notice the header at the top which forbids DIY in this forum.

    If you're a tech, apply for pro membership and post your question in one of the pro's forums.
  41. A wireless or communicating stat is what's needed...

    A wireless or communicating stat is what's needed if you only have two wires.
  42. I would recommend that Combustioneer's advice be...

    I would recommend that Combustioneer's advice be followed.
  43. You may be trying to correct the symptom and not...

    You may be trying to correct the symptom and not the cause. Is your tubing O2 barrier?

    We are not allowed to give DIY advice in this part of the forum, but I would look for the cause of the...
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    Making it better? Seriously? Leave it alone....

    Making it better? Seriously?

    Leave it alone. You're not smarter than the engineers that designed it.

    You won't be making it better; you'll be making it deader - as in much sooner.
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    Ask the other "dealer" to produce proof, not...

    Ask the other "dealer" to produce proof, not hearsay. That boiler's been in Europe for 20 years with a pretty good track record.
    It's it my favorite? No, but we all have differing opinions.
    The...
  46. A simple recommendation: Forget about a new...

    A simple recommendation:
    Forget about a new duct system; you have no assurance that the problem won't continue. Add some baseboard electric heaters in strategic areas for some back up heat and keep...
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    The input of the electric is 15btus. With the...

    The input of the electric is 15btus. With the indirect, you will have the complete output of the boiler if pumped, piped and controlled correctly. In other words, about 3 to 4 times what the electric...
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    The boiler should be sized to the heat loss of...

    The boiler should be sized to the heat loss of the structure, not the size of the indirect. The rating numbers seldom match up exactly - they're just guilde lines to help calculate what output can be...
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    To answer one of your original questions: yes...

    To answer one of your original questions: yes they still make 80% furnaces. But the same insulation, glues, etc are used in both efficiencies.

    I really can't conceive of Trane, or any manufacture,...
  50. I was simply trying to show the OP that there are...

    I was simply trying to show the OP that there are specific scientific formulas that prove what everyone else had simply stated: namely, that a 14x8 duct was way too small. I was just presenting it...
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