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  1. system controller for single RTU with digital scroll compressor

    Is there a system controller that I can install that has an output 1 to 5 dc voltage to control a single RTU with a digital scroll compressor and copeland digital controller? This is an aaon unit and...
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    thanks alot

    thanks alot
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    also, Id like to ask how high can I pressure up...

    also, Id like to ask how high can I pressure up the high side of the system with the scroll compressor in the circuit?
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    does the H10pm from Johnson controls work good...

    does the H10pm from Johnson controls work good with 410a refrigerant
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    combustion analysis

    hello, I am a HVAC residential contractor in Oklahoma. I have been in the business since 1998. But I,m a little embarrased to say I have never done a combustion analysis test on a furnace. I...
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    do you still have the rotobrush system

    do you still have the rotobrush system
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    3
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    thanks, I was afraid of that

    thanks, I was afraid of that
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    could I use the Infinity system on a house with...

    could I use the Infinity system on a house with one zone , bottom floor at 1800 sq ft and one zone , top floor bonus room over garage at 250 sq ft? two zone system
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    3
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    2,168

    Can someone exlain a simpe dual zone system to...

    Can someone exlain a simpe dual zone system to me. For example bottom floor 1800 sq ft top floor room 250 sq ft . Explain how this would work . I have never done one.
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    thanks for the comments

    thanks for the comments
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    2,874

    On a txv system with a recip. compressor do you...

    On a txv system with a recip. compressor do you need a start capacitor?

    On a scroll compressor with a txv do you need a start capacitor?
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    Good Info.The system was a little overcharged, I...

    Good Info.The system was a little overcharged, I did recover it and system seems to be running fine at this time. thanks
    The only numbers or names I can find on the reach-in is
    6000 series MCII (...
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    I am working on a R-22 medium temp reach in box...

    I am working on a R-22 medium temp reach in box (three door). It has a cap tube metering device. Box temp (kickin out out 34 degrees and kickin on at 41 degrees) seems to be coolin good . But the...
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    Doesn't the duct go above the plumbing or is that...

    Doesn't the duct go above the plumbing or is that code? Any info on ground job would be appreciated
  15. Thread: fluke pipe clamp#

    by okie
    Replies
    2
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    715

    thanks

    thanks
  16. Thread: fluke pipe clamp#

    by okie
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    715

    does anyone know the model # for the fluke pipe...

    does anyone know the model # for the fluke pipe clamp?
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    what is the average rate of pay in your area ? I...

    what is the average rate of pay in your area ? I am a hvac Instructor and have some students that are interested in that area
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    alright, I appreciate all of the great...

    alright, I appreciate all of the great information. Is both wiring shcematics in the copeland book on internal and external overload? And is all of the external overloads on semi-hermatic compressors...
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    5,294

    thank you so much

    thank you so much
  20. Replies
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    5,294

    I do residential air conditioning and have not...

    I do residential air conditioning and have not done much refrigeration work with semi- hermatic compressors. Can some one help me to understand how a three phase compressor w/overload is wired ? A...
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