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Type: Posts; User: mo geo man

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  1. Replies
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    Thanks Waterpirate, It is alot to figure but it...

    Thanks Waterpirate,
    It is alot to figure but it is being driven by the government and the escalating standards that are scheduled. No job is the same, most never end up as planned because we drill...
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    On board and variable pumps are coming from all...

    On board and variable pumps are coming from all manufacturers, the pump load affects the EER. Also no pump manufacturer wants to do more than 2 year warranty.
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    We never had a joint leak they were all fine...

    We never had a joint leak they were all fine pinholes in the tubing in the middle of the coil. Same on our geo. We use die and sometimes that won't show it but when it does it is never a fitting....
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    Thanks for the reply. Goodman did have a problem...

    Thanks for the reply. Goodman did have a problem and their solution was alluminum coils and now thicker copper if it is copper that you get. We are still working with our vendors so i will not...
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    Air side coil leaks

    We do alot of geo and were happy till now because it got us away from heat exchanger failures in the 90's, coil issues 2008 -2010(air source equip.). Our air side geo coils are leaking and showing up...
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    Thanks

    I haven't been on in a while, thanks for all the kind posts in agreement. I still have no savings proof on vrv, there is supposed to be a whole floor of vrv and a floor of geo in the new ASHRAE...
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    I have heard of some using accumulators to help...

    I have heard of some using accumulators to help with charge issues.
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    Usually they all are connected, that is what...

    Usually they all are connected, that is what makes so challenging to fix. By the time you have a tech do everything to make the repair you could almost replace the whole unit, in some cases. Thanks...
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    rule of thumb

    jongig, I can appreciate your feelings on rule of thumb but this is not exact science. IGSHPA tought me all about soil types, water levels and so on but at the end of the day it is what works, and...
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    I am not as concerned about being that close to...

    I am not as concerned about being that close to the house, but we use a air rig a less avasive method than conventional well drillers. The distance from the well I can,t say for sure, in MO we are...
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    Thanks tlb I can agree with your honest opinion,...

    Thanks tlb I can agree with your honest opinion, I just wish the manufacurers would quit making it hard for us to do a great job!
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    the driller makes the difference

    We do both, horizontal is usually cheaper but is better in good soil. Vertical does have a smaller footprint, we own our own rig it is on tracks drills a 4.75 inch hole. We could not get local...
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    Coil issues,leaks

    Anyone seeing indoor air coil leakage of concern? Last year we had several air source that were thin tubing not "formocary corrosion" as we were led to believe by the manufacturer. This year had our...
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    Have had a couple, 9 in one building does seem a...

    Have had a couple, 9 in one building does seem a bit high. We have seen some water flow issues give simular symptums.
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    no union

    Everyone has a story and an opinion. Mine is a little different in that I work for my dad and we are continually threatened by the unions. We started out small but now are large enough to get...
  16. All very good points, we don't prefer open loop...

    All very good points, we don't prefer open loop but have a few in service and do not have the problems you describe. They are tricky to get set up right. It probably is that the solenoids were not...
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    I am no alcohol expert but there are different...

    I am no alcohol expert but there are different grades of methanol. My truck tire distributer has a grade made for tires. Usually when I have discusions like this the next thing I ask for is specifics...
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    Methanol

    It doesn't breakdown. That is what we were told when we got into geo 20+ years ago and we haven't had a single system with loop conditioning breakdown problems.
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    Methanol good

    You will have to prove to me that methanol is bad. Glycol breaks down, pumps sieze up. Been using methanol 20 years and do not have any problems related to our closed loops.
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    Carrier

    Carrier and Bryant I believe are made by Climatemaster. I have worked on all and they are to much alike. My only fear is like Lennox took over in the fireplace market they kept buying all thier...
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    Familiar with florida

    Last year we installed 220 tons of florida heat pumps. Over half of them were AP units in almost every size. They are quiet as advertized and we have had very good success with their product. Any geo...
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    operating cost

    All very good arguments and I agree they are apples and oranges, loads and insulation are key. Utility costs are the biggest factor in payback. I guess what I have been trying to compare is the vrv...
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    Thanks

    Steve,
    I appreciate the info and am very familiar with your company. My only contention is that evey time vrv is discussed verses geo it is said to be more efficent but no one can provide data to...
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    Not as great as one might think

    I went to class to learn what we needed to know to bid a local project, the equipment cost was more than the engineers buget for the entire mechanical part of the contract. On original bid only one...
  25. Have to agree the coaxial method just leeds to...

    Have to agree the coaxial method just leeds to maintenance problems if the water has any impurities. We quit piping that way a few years ago. Our manufacturer still shows piping it coaxial in there...
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