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Type: Posts; User: coastline

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  1. Replies
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    642

    i have sperate gauges for 22 and 410a there two...

    i have sperate gauges for 22 and 410a there two differant refidgerants and you would not want to contaminate a system would ya /there is oil residue in your gauges and the oils are differant and no...
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    1,638

    best-i like a nice rare new york steak off the q...

    best-i like a nice rare new york steak off the q with some australian lobster and butter sauce

    worst- i tried eel once that was pretty nasty
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    559

    how old is the unit // you might want to...

    how old is the unit // you might want to recommend replacing the unit / and if they want to repair that one put in storage as backup// water source i would assume in building that is occupied...
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    697

    i agree most problems are electrical must have...

    i agree most problems are electrical must have patience and good ability to read schematic's// for the most part things are just bigger become familiar with hot gas bypass and unloaders// staging if...
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    753

    i would suggest doing a complete heat load calc...

    i would suggest doing a complete heat load calc of all expected equipment and going from there your dealing with a comp. room size of room is not biggest factor all equipment should have wattage...
  6. sounds like a tx valve when you charged did you...

    sounds like a tx valve when you charged did you verify hot gas bypass off what was superheat and head at that time //read the paperwork that came from trane with that new compressor i believe they...
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    11
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    755

    gt9606a are you sure you have a total of 13 6"...

    gt9606a

    are you sure you have a total of 13 6" round supply air ducts on the entire system// they might be 7" (hope)

    a 5-ton unit is designed to provide approx. 2000 cfm of airflow // make sure...
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    6,657

    i have about half a dozen units running with...

    i have about half a dozen units running with w71oo controllers all staging on d/a never had a problem with it some with multi. comp staging some with hermetic w/unloaders it is very common around...
  9. Replies
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    1,691

    your asking for someone to guess it doesn't work...

    your asking for someone to guess it doesn't work that way you need to have a pro. do a heat load calc on the house to determine the correct size unit
  10. Replies
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    755

    if this is a 5-ton unit /then from the duct sizes...

    if this is a 5-ton unit /then from the duct sizes you gave supply starts at 18" and 2-14" returns then is was sized at .1 typical for commercial use //the ductwork is exposed in the space therefore...
  11. Replies
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    2,068

    btexpress you are correct my bad its easier to...

    btexpress you are correct my bad its easier to say then type if you turn temp down then close on rise and vise versa sorry about that
  12. Replies
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    3,247

    do you have a magnehelic check the static...

    do you have a magnehelic check the static pressure it is possible that that unit uses and optional high static blower motor // if you put a standard motor in its place it would run but will pull...
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    3,247

    you said this is a tcd150 how old is the unit...

    you said this is a tcd150 how old is the unit /filters clean /if blower is pulling high amps all the time check the pulley sheaves probably spun all the way in that will increase amp draw on motor...
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    2,068

    if room temp is 70 and device is set at room temp...

    if room temp is 70 and device is set at room temp (satified)that would make it a n.o. swicth/ therefore if you turned it down and the contacts closed it would close on temp fall//if temp was 70 and...
  15. Thread: SIZING ISSUE

    by coastline
    Replies
    9
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    757

    better do a complete load calc 5 tons not enough...

    better do a complete load calc 5 tons not enough just the outside air requirment for let say 80 people would be 1200 cfm by itself we havent starting on the building yet.
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    1,684

    dont think it would be a LL drier causing problem...

    dont think it would be a LL drier causing problem / check cond, fan working properly./ poss restriction at txv or bad powerhead and some overcharged to prevnt icing good luck
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    1,432

    if the leads are backwards you will still have...

    if the leads are backwards you will still have correct airflow but will lose about 50% of the airflow / intallers can't read a cutsheet aint that a bummer/ what kind of duct is it on the unit. it may...
  18. Replies
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    865

    dont know if this is what you got, accordinging...

    dont know if this is what you got, accordinging to right-soft heat load calcs - attic btu tranfer would be 260
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