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  1. Replies
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    Views
    25,242

    This is a FACT every major U.S Chiller...

    This is a FACT every major U.S Chiller manufacture other then TRANE to include JCI/York, McQuay, and Carrier either never made or no longer makes a chiller with R123. So as a customer if your stupid...
  2. Thread: Trane!??????!

    by vbhvac
    Replies
    12
    Views
    1,675

    Are you like from the Moon, or something like...

    Are you like from the Moon, or something like that?
  3. Thread: Help!

    by vbhvac
    Replies
    4
    Views
    645

    You gotta be kidding, right?

    You gotta be kidding, right?
  4. Replies
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    897

    If vav boxes are part of CCP they do know what...

    If vav boxes are part of CCP they do know what unit is doing without DAT sensor in the box.
  5. Thread: Trane Blackbook

    by vbhvac
    Replies
    25
    Views
    8,683

    Black Book contains same information as IOM, they...

    Black Book contains same information as IOM, they just put several IOMs and some field collected troubleshooting tips in one book. They want something like 40 bucks for it. Guess what I paid same...
  6. I did few of this and to the best of my...

    I did few of this and to the best of my recollection most of the problems were on JCI ability to apply some drivers to be able to talk BACnet. My understanding JCI has 3 party integrator writing code...
  7. Thread: Trane Bcu

    by vbhvac
    Replies
    12
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    1,655

    Agreed, it has nothing to do with BCU, BCU just...

    Agreed, it has nothing to do with BCU, BCU just delivering set up information from the units.
  8. Replies
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    928

    What about getting the contract, subbing out...

    What about getting the contract, subbing out controls to Trane, getting local office OK to go to school and after contract will be up for renewal hopefully you'd be in a lot better position to get it.
  9. Thread: BACscope

    by vbhvac
    Replies
    11
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    2,481

    FYI Engenuity is not selling high end...

    FYI Engenuity is not selling high end controllers, mostly programable to anyone, only to qulified customers.
  10. Replies
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    879

    The best bet will be to add LON card to the...

    The best bet will be to add LON card to the chillers and go LON to Modbus - I never did it but i'am sure it can be done, another solutuin is to get BCU, and then go BACnet to MODbus with Fieldserver...
  11. Replies
    14
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    1,783

    I see it as attempt to be able to restrict the...

    I see it as attempt to be able to restrict the product only to qulified individuals - in their mind. So they are trying in future to sell the product only whom they decided to. And it is not about...
  12. Replies
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    2,170

    clean condensor you remind me of the wise...

    clean condensor you remind me of the wise custodian from another teen movie! It is not as cut and dry most of the time. At this point of time you'd better be dead if you are not busy. There is no...
  13. Thread: trane rtu

    by vbhvac
    Replies
    8
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    1,315

    Poll: don't waste your time bring power wash on the...

    don't waste your time bring power wash on the roof spread the coils and wash it up!
  14. Replies
    14
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    1,783

    [QUOTE=dapper;1591568]Where did you hear that...

    [QUOTE=dapper;1591568]Where did you hear that Bob? That's not one that I have heard before and it seems to be very improbable since there are so many different LON manufacturers and outlets for...
  15. Replies
    14
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    1,783

    LON did something bad

    I've heard that LONmark started the certification program for techs and integrators, now pretty soon in order to work with LON you will need certification. Welcome to the proprietory world!
  16. Replies
    8
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    1,349

    If you are computer tech for you is step back. In...

    If you are computer tech for you is step back. In the same time you are not going to be control tech - no expirience. You should consider it like an offer to do DOS operating system technical support...
  17. Replies
    19
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    2,648

    Before trying to unassign and reassign, you will...

    Before trying to unassign and reassign, you will need to connect with Rover, or N-Util or lonmaker and make sure all the devices are on the link, and if they are and your link is OK - then you can do...
  18. Replies
    12
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    1,005

    Welcome to the Big Blue World - Indy Blue is one...

    Welcome to the Big Blue World - Indy Blue is one of your colleagues
  19. Replies
    26
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    4,443

    Min VAV setting is not to provide heating or...

    Min VAV setting is not to provide heating or cooling in the space. It takes place when the space does not need any cooling or heating, but other spaces do. In this case in order to maintain adequte...
  20. Replies
    29
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    5,982

    i've seen a lot of people who can do some of this...

    i've seen a lot of people who can do some of this tasks, and not work for trane, don't forget we started with VAV box - there is no need to call to trane to trobleshoot the vav box. May be the guy...
  21. Replies
    24
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    2,647

    Unfortunately for the customer They can be...

    Unfortunately for the customer They can be Siemens, JCI, HW, Alerton and so on. All companies work for profit and even a little guy does not work for free and if given chance to secure customer base...
  22. Replies
    72
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    11,634

    You are right on the money, Carnak! Gas laws are...

    You are right on the money, Carnak! Gas laws are working only for superheated gases, like nitrogen in HVAC application. If you have mixture of gas and liquid like refrigerant you will need to follow...
  23. Replies
    29
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    5,982

    The VAV box is receiving cool0-heat command ether...

    The VAV box is receiving cool0-heat command ether from front end or from DAS which as you noticed is wired to auxilary input - if there is no front end problem most likely with the sensor if there is...
  24. Replies
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    461

    size of the coil

    What is the size of CK5BXN060021AAAA, i think it is Carrier
  25. Thread: Lennox tonnage

    by vbhvac
    Replies
    4
    Views
    931

    Thanks Kevin, no we threw away condensing unit...

    Thanks Kevin, no we threw away condensing unit about 6 month ago and i could not find original qoute - I was not sure was it 4 or 5 tons so AHU is still there - I've got numbers from it and it looks...
  26. Thread: Lennox tonnage

    by vbhvac
    Replies
    4
    Views
    931

    Thanks

    Thanks
  27. Thread: Lennox tonnage

    by vbhvac
    Replies
    4
    Views
    931

    Lennox tonnage

    Lennox AHU CB518-65-1P, what is the tonnage of the coil?
  28. Replies
    14
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    2,188

    Try to crimple fuse holders to make better...

    Try to crimple fuse holders to make better contact - helped me.
  29. Replies
    21
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    2,101

    You did changed filter dryer when you changed TXV?

    You did changed filter dryer when you changed TXV?
  30. Replies
    8
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    1,094

    It looks like in this case the problem are...

    It looks like in this case the problem are solenoid wiring, It is sort of stupid that the solenoids are controlled by building controls, it can be done though if they would have removed all time...
  31. Replies
    6
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    832

    Ip

    Ip
  32. Replies
    22
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    8,914

    In this case I would just pickup switch from...

    In this case I would just pickup switch from Graingers and install it on the control side of Fan. You are staring and stopping the fan? If you are as i told forget about the starter and install...
  33. Replies
    15
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    2,509

    You should be able to navigate through the system...

    You should be able to navigate through the system with the manual, it is not the best and easiest set-up, but in my experience controls were set up as having more safeties then the unit actuallly...
  34. Replies
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    2,124

    You don't actually calibrating it with hands you...

    You don't actually calibrating it with hands you just enable point through schedule every night and the system is calibrating itself.
  35. Replies
    18
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    2,124

    There is an installation manual with retofit...

    There is an installation manual with retofit kits, you will need set this boxes as generic, mesure the flow for 0% 50% and 100% damper opening - and set up the size of the box. also it is good idea...
  36. Replies
    15
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    2,848

    Check if the units have HGBV on stage 1, also...

    Check if the units have HGBV on stage 1, also being 90% OA it is very important how they are controlled - it should be combination of DA and space temp control but in any case 90% OA unit shoul not...
  37. Replies
    7
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    1,454

    try 1111

    try 1111
  38. Replies
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    30,761

    To the best of my knowledge this rumor is about...

    To the best of my knowledge this rumor is about year and a half old.
  39. Replies
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    1,184

    And I'am sorry, but you people like you will be...

    And I'am sorry, but you people like you will be the first JCI will wipe their corporate ass first when the time will come.
  40. Replies
    69
    Views
    11,051

    JCI probably would also own your mail room and if...

    JCI probably would also own your mail room and if you let them your custodian department, the next thing they will bring the crew of supervisors and schedulers, occupy half of your building and will...
  41. Thread: co2 sensor ?

    by vbhvac
    Replies
    17
    Views
    2,191

    Keeping OA damper at 0% also depends from what...

    Keeping OA damper at 0% also depends from what local codes will allow you to do, besides ASHRAE, also in kitchen areas CO2 usially not an issue because you have exhaust hoods and makeup air unirs, in...
  42. Thread: NAE with Tracer

    by vbhvac
    Replies
    1
    Views
    568

    There is no such thing as Trane Tracer Chiller,...

    There is no such thing as Trane Tracer Chiller, there is trane chiller which can be talking proprietory or LON, or trane tracer which is talking BACnet.
  43. Replies
    10
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    1,225

    Click on help menu, there are 3 points you'll...

    Click on help menu, there are 3 points you'll need to check( to the best of my memory) something about FIFO buffers, and keep in mind polarity.
  44. Replies
    58
    Views
    14,395

    I did not question the actual matter - but some...

    I did not question the actual matter - but some of the pics look like they were taken with unit running and slight frost is developing - I don't have opinion on the problem - my point is the pics are...
  45. Replies
    58
    Views
    14,395

    This is stupid even to show the pics of the unit...

    This is stupid even to show the pics of the unit with open evap section being frozen up - what they suppose to prove - when you open evap section door and bypass the flow away from evap coils - evap...
  46. Replies
    2
    Views
    555

    You need to google fan curve it will help you a...

    You need to google fan curve it will help you a lot
  47. Replies
    5
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    651

    Jogas I see your pain. unfortunately this set up...

    Jogas I see your pain. unfortunately this set up does not seems to be cut and dry, something missing, if you want email to me phone number of the site and rcf and tgp files i'll try to see what is...
  48. Replies
    5
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    651

    There is no sequence of operation for CV Voyager...

    There is no sequence of operation for CV Voyager with VAV boxes usiallly it is fileld programmed in tracer-summit, if there few VAV boxes 12- at most 15 i am running routine to calculate the number...
  49. Replies
    15
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    1,370

    I don't think tracer will have option for...

    I don't think tracer will have option for calibrating modulating hot water valve, but what you can do is: to change modulating heat option to staged hot water option in ucm editor, changed the wiring...
  50. Replies
    13
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    4,288

    My guess - it was some kind of CCP retrofit,...

    My guess - it was some kind of CCP retrofit, which did not work too good.
    You will need to find why the unit is failing in heat - now it sounds like mechenical problem, also you will need to find...
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