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  1. it's Trane, so.... There is no Tech support and...

    it's Trane, so.... There is no Tech support and info other then the basic parts counter assumptions
  2. Line set sizes are 5/8 liquid line 1 5/8 suction...

    Line set sizes are 5/8 liquid line
    1 5/8 suction
    Sizes are the same at the air handler and condenser unit, I assume they maintain same sizes through entire run but cannot verify.
  3. Sorry for the late response, - condenser is...

    Sorry for the late response,
    - condenser is about 3.5 stories above air handler
    - yes , last unit went out on locked rotor
    - oil is low on both systems
    - both systems running normal head but low...
  4. Will do, thanks again...

    Will do, thanks again...
  5. Unfortunately I work for a national company and...

    Unfortunately I work for a national company and they already owned them, I think these systems belong to Satan, because they are he!! connected to line sets..... Just trying it iron out some...
  6. R410a high rise application for 7.5 ton heatpump split system

    Working on a commercial office in historical savannah, ga. We have a commercial Trane R410a system with a TEL of 185, 75 of that being a vertical rise, there are not a lot of tall buildings in this...
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    Igshp

    Thank you sir, i will take that advise!
  8. Replies
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    719

    Geothermal HVAC

    In iraq contracting and i would like to take a look into geothermal installation and design and of course systems does anyone know of any good DVD training videos that would be good for me to learn...
  9. Replies
    1
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    606

    Geothermal HVAC Training

    In iraq contracting and i would like to take a look into geothermal installation and design and of course systems does anyone know of any good DVD training videos that would be good for me to learn...
  10. Replies
    6
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    658

    SP

    I am working with the bare here i know i have little information on theu nit that is why i am reaching out, and beleive me if i had an anemometer availabe i would have already measured the static...
  11. Replies
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    658

    SP

    The unit i am working on know is a 6.5 ton LG cool only 1450 RPM blower motor belt drive with a 6" sheave.
  12. Replies
    2
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    679

    Buffet line chiller table in iraq!!

    I am working on some equipment in iraq i am a contractor for kbr. It has been a while since i have worked on these small chiller tables and even then it was an every now and again thing. They are...
  13. Replies
    6
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    658

    Static Pressure available(From Iraq)

    Once again gentlemen, i am contracting in iraq at camp Taji, we receive a multitude of Package units that range from carrier, cooline and LG. I have a problem since we receive our package units via ,...
  14. Replies
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    514

    Manual J&D

    No pdf files go to ACCA.org any HVAV references can be found there!
  15. Replies
    2
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    476

    Design References

    Once again questions from Iraq, i am a HVAc General Foreman on an extremely fast growing base and i am constantly finding my self with projects that have no design parameters at all, i could just do...
  16. Chiller/ Boiler designs/Possible Geo-thermal system

    Here in iraq trying to redesign the previous boiler and chiller system that used to support a mall in the middle of bagdad that is now a military base, does any one have any load calculation, rules...
  17. Replies
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    1,073

    Dedicated outdoor air systems

    I have already performed the load calculation and humidity control points, but the whole problem is i do not have time to go through a dealer, contracting for the gonvernment in iraq everything has...
  18. Replies
    8
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    1,073

    Dedicated outdoor air units in iraq

    I am looking for a model number and some info on some units that process 100% outdoor air by cooling and filtration systems units will be used at a Waster water treatment plant chemical storage area...
  19. Replies
    3
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    591

    Waste Water Treatment Plant

    That is the type units i am buying 100% outdoor air units made of aluminum and that have special filtration Systems to help filter the air if possible, i am just looking for pointers possible design...
  20. Replies
    4
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    845

    Waste Water Treatment Plant

    It is a for a good cause, but i know what you mean. I really appreciate it and if you ever want a job over here let me know i will return the favor, ha-ha.We have alot of benefits good pay free food...
  21. Replies
    4
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    845

    Waste Water Treatment Facility

    Yes sir, we have no prints references and although i think i am on the right pathh i know i need direction. We are renovating alot of facilities out here and i run into that kind of problem all the...
  22. Replies
    3
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    591

    Waste Water Treatment Facility

    We are renovating a WWTF here in iraq, i am wondering if anyone knows some references i can use or the HVAC &R for this plant it has been completely gutted and we have no blue prints or equipment...
  23. Replies
    4
    Views
    845

    Waste Water Treatment Facility

    We are renovating a WWTF here in iraq, i am wondering if anyone knows some references i can use or the HVAC &R for this plant it has been completely gutted and we have no blue prints or equipment...
  24. Replies
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    579

    WWTP

    Thank you sir, i will.
  25. Replies
    2
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    579

    Waste water treatment facilities

    We are renovating a WWTF here in iraq, i am wondering if anyone knows some references i can use or the HVAC &R for this plant it has been completely gutted and we have no blue prints or equipment...
  26. Thread: U-value

    by airprep
    Replies
    4
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    1,198

    u-value

    I have got that info in manual N i do keep alot of references here, but we run into alot of irregularities here at camp taji. Like aluminum foam panel warehouses that have 2 inches of foam sandwiched...
  27. Thread: U-value

    by airprep
    Replies
    4
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    1,198

    U-value

    I am in iraq and i have to initiate load calculations on warehouses and i do not know what to do about these 18 inch thick concrete walls how do i figure out the u-value of this mayerial
  28. Replies
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    system design pressure

    Digital dutch helped out now i just have to find the toal pressure drops for all of the diffusers coil and filter and then i can find my design pressure, right?
  29. Replies
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    2,110

    system design pressure

    what are the proper equations for turning them form metric to american standard, if you do not mind.
  30. Replies
    23
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    2,110

    system design pressure specs

    here you go, sir.
  31. Replies
    23
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    2,110

    system design pressure

    OK, i have the blower data from the unit,but it is labeled as follows cooling only units nominal air flow- I/s=1,500 it is also saying that m3/s =1.5
    on heat pumps evaporator motor I/s=1,500 and...
  32. Replies
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    2,110

    system design pressure

    So you find the available static pressure you have from the blower add all of your resistence for your coil registers any thing that would cause you a pressure drop and subtract it from your ASP, and...
  33. Replies
    23
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    2,110

    system design pressure

    I have an ACCA approved duculator, i have yet to recieve the package units because they are in route from dubai. do you add all of the resistence in the duct system or just from the filter to the...
  34. Replies
    23
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    2,110

    system design pressure

    The building needs a total of 6400 cfms i have split it into two halves each will be conditioned by 1 8 ton heat pump system, i am just a little fogged about how to pick a good pressure for the...
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    system design pressure

    whats going on gentlemrn i ave a ? i am trying to desgn a system and i am wondering what is the correct way to find the right design pressure for the system when you are making the duct system i have...
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    Iraqi cooling

    Most of our local units are localy purchased so they do ok but we have some 15 ton package units that just can't seem to keep up with the heat we have to do all kind of funky stuff to keep them...
  37. Replies
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    Temp.deta

    At summers peak in iraq the T/delta can be as much as 70f, thats 70 degrees inside and 150f outside and winter Delta T would be at the lowest 40degrees outside and 70 inside of course giving or...
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    Thanks guys

    Thanks for the info, i am in iraq and i am having trouble getting my manuals over here and i needed some references for some new construction going on out here, it will be a great help.:D:D
  39. Replies
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    1,136

    heat transfer multiplyers

    Does anyone have a list with different construction materials and there heat transfer multiplyers?
  40. Replies
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    537

    commercial load calculation

    I am contracting in iraq we frequently have to condition large warehouses for the military. I never have the time to do proper load calculations and was wondering if anyone had a rule of thumb that...
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    2,060

    also it always seems that the leaks are always in...

    also it always seems that the leaks are always in the areas that are hard to get to or the condenser part of thr rack system due to vibration etc,.
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    airprep

    if you cannot find a leak at the rack itself, then you would have to isolate each circuit and try to find the leak by pressurization.
  43. Replies
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    airprep

    100 lbs in 2 weeks that leak should be easy to find:eek::eek:
Results 1 to 43 of 44
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