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  1. Replies
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    TChristian, Glad to see you posted here for...

    TChristian,

    Glad to see you posted here for answers. Thanks for posting the solution.

    I have been involved with forum since its inception and it has been a wealth of shared knowledge for all of...
  2. Replies
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    Sounds like dirty air filters! The alarm looks...

    Sounds like dirty air filters!
    The alarm looks for differential across the return, which incorporates the filters and indoor fan suction.
    Dirty filters would result in "Loss of Cooling" which...
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    Parameter Generation & Control (PGC)

    Does anyone have experience with this equipment manufacturer they can share some technical knowledge?
    http://www.humiditycontrol.com/conditioning-units

    It does not appear to be rocket science,...
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    30 Years Plus

    I have over 30 Years experience.

    I would love to start over with a Progressive Firm to enhance their goals and have the opportunity for continued education advancement!

    So if a smaller firm...
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    Old thread

    2008,

    I will add though cell phone tracking has been a concern of mine for years!

    Disable tracking and only enable 911 on the cell phone.

    As the thread started, JCI has dispatched service...
  6. Replies
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    Web base

    How can one get away from the web base??

    I have a customer that is wanting to get away from the JCI web base, as JCI will no longer support the software installed in 2005.

    Java updates are a...
  7. Replies
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    Liebert

    Here is the link to Liebert.
    http://www.liebert.com/common/MapLocation.aspx?type=liebert_location

    Type your zip code, select representative.

    If you can afford Formal Factory Training in...
  8. Replies
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    Star Delta

    DaveCR,

    Did you Star Delta?

    If, so, did you change anything?

    Please see my thread doing the same with Bitzer, as you have done here.
    http://hvac-talk.com/vbb/showthread.php?t=471242
  9. Replies
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    DaveCR thread

    here is the thread york56 mentioned
    http://hvac-talk.com/vbb/showthread.php?t=339792&highlight=DaveCR
  10. Replies
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    Copeland

    york56,

    Good deal!!

    I will follow this mentioned thread and ask questions.

    I believe I should move this conversation into the Chiller Forum, starting a new thread, as we are up to 4 to 5...
  11. Replies
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    Need to sleep on it

    Tempting to think about putting in a Semi Hermetic Reciprocating Piston type compressor in.

    Control unloaders with a temperature control or suction pressure.

    No oil separator issues.

    I am...
  12. Replies
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    Oil

    The York Type L oil would also need to be cleaned out.

    The new Bitzer oil would then need to be added.

    Need to find out if cross contamination of oils would be a issue.

    If so, what would be...
  13. Replies
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    Plan

    klove,

    The plan is still evolving.

    I'll download some Bitzer information to see what signal options I have for the slide valve.

    Thanks for the input on that issue.

    If you want I'll be...
  14. Replies
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    Compressor Replacement

    Finally got the go ahead to pull and replace the #2 Compressor.

    Found metal in the oil filter back on 9/2009. Oil analysis did not show excess, but suspected the compressor was started several...
  15. Replies
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    Aflue,SEER Residential vs Commercial

    ChuckHVAC,

    I have posted this in the Commercial Forum as well. You are doing some good research, so I hope you can shed some light on this issue.

    I need some clarification on the Aflue Ratings...
  16. Replies
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    Aflue, SEER Commercial vs Residential

    I have posted this in the residential forum also. I wish to obtain feedback from a wide audience on this subject.

    I need some clarification on the Aflue Ratings and overall system efficiency.

    I...
  17. Residential vs Commercail

    I need some clarification on the Aflue Ratings and overall system efficiency.

    I am a contractor.Currently I have a job that I will be replacing the aged Carrier 4 ton package system with a...
  18. Thread: The difference

    by dgruber
    Replies
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    1,292

    Kudos,

    kdocsr05,

    Kudos to you!
    Exemption applies to your occupation!
  19. Thread: The difference

    by dgruber
    Replies
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    1,292

    Willy

    Ha,

    Must be the old business owner in me "**** rolls down hill"

    The original saying is as you say "**** goes down hill"!

    I like the rest!!
  20. Thread: The difference

    by dgruber
    Replies
    13
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    1,292

    Old saying

    Plumbers vs HVAC Mechanics.

    HVAC Mechanics say that to be a good Plumber, all to remember is "**** rolls down hill"!!
  21. Replies
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    Feedback

    Well how has Jones Lang Lasalle been doing?

    I am planning a interview and wish to hear how things are going for the troops!

    Mobile Facility Engineer for HVAC/R at various sites in a certain...
  22. Replies
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    My Hand is UP!

    Thank you,


    Please send me the info also.

    Lip Seal leakage comes to mind! Any problems there?
  23. Thread: VAV Question

    by dgruber
    Replies
    5
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    637

    Tampa

    My old Stomping Ground!

    Which building are you working on or in ?

    You can private message.

    That is quite a VAV, should be called a Octopus!
  24. Replies
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    Just for my Knowledge

    I realize this post is a several months ago, but I am doing some research for information.

    My question:

    Does the EEV on the YCAS operate the same way?

    I expect it does, but better ask!
  25. Replies
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    Correct manual

    I downloaded the correct G Series Manual for this machine.

    Here is the link if anyone needs this:
    http://www.york.com/products/esg/ServiceLit/ywpubs/201.19-NM1.pdf

    Figures the customer was...
  26. Replies
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    Info

    It is programmed R22.
    Superheat programmed 12F.
    Replaced both suction sensors they where factory mounted at 8 oclock, so that is where I have kept them for now.
    The subcooling I have not checked...
  27. Replies
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    Eprom Version

    Just arrived at the jobsite to obtain info.
    Eprom Version C.ACS.09.09 21B8

    You are correct on the jobsite manual, it is for the F version and this Job is the G version. No mention in the F...
  28. Replies
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    Manual

    The jobsite manual is Form 201.18-NM1 (102)

    This is not the manual you suggested.

    Just found on the manual, I have it on my truck, YCAS 2 System Eprom 031-01798-001.

    FYI
    The model and...
  29. Replies
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    R22

    R22 with electronic TXV's.

    When I get back there I will check the Eprom Version, almost wrote it down when I was there yesterday, but got rushed off the roof and forgot.

    I will go back later...
  30. Replies
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    Very helpful

    Entropie,

    Thank you that information is very helpful. The lip seal explanation is a great help to me!

    One the water flow issue, I was only getting a 6F spread because of the light load and the...
  31. Replies
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    Stuck Slide Valve

    I finally got back to this job.

    Replaced the suction sensor on Compressor # 2 so I could run it.

    Sure enough, runs "balls to the wall" fully loaded and will not unload, Entropie called that...
  32. Replies
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    Boss

    Boss,

    Please move to Chiller Forum!

    I have more to add! and ask!!

    Please move to Chiller Forum!
    Please move to Chiller Forum!
    Please move to Chiller Forum!
  33. Thread: Trane TWE120

    by dgruber
    Replies
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    2,754

    Soft Start

    After sleeping on it a thought came to mind concerning the soft start.

    The condenser is a Trane tin can receip. Any thoughts on how it will handle the soft start. I expect the txv, if working...
  34. Thread: Trane TWE120

    by dgruber
    Replies
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    2,754

    Now that's a thought! We already did that on...

    Now that's a thought!

    We already did that on the Indoor Soccer Field exhaust fans. Eight in total. Same situation, coaches had to control start stop!!

    Since the soft start, which we custom...
  35. Thread: Trane TWE120

    by dgruber
    Replies
    10
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    2,754

    jdcoolj, We gave the AX type belt a try same...

    jdcoolj,

    We gave the AX type belt a try same results.

    I agree with continuous fan operation, but the coaches need the fans off during coaching sessions due to the noise. The fans are on Tracer...
  36. Thread: Trane TWE120

    by dgruber
    Replies
    10
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    2,754

    Trane TWE120

    Trane M/N TWE120A300DA
    S/N 2443N0C5H MFG 02

    Two of these air handlers mounted up about 20 feet in a open gym area.

    We have to rent a high lift about every 3 months to service.

    The...
  37. Replies
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    Freddy B, I would tweet you, but still have...

    Freddy B,

    I would tweet you, but still have not figured out how it works!

    I agree, hear we go again, but you have to admit some good comes out of it sometimes.
  38. Replies
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    IR Trane vs Jork

    Sounds like IR Trane has adopted the JCI York (Jork) way of reporting service work.


    I am glad to be a independent Owner Operator of my small shop.

    Good info ej45 and very humorous!
    ...
  39. Replies
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    Buck, I called you a while back to see how it...

    Buck,

    I called you a while back to see how it was going on your end, left you a message. Hopefully it gets worked out. Mine took over a year!! Call or email me when you can.

    Yorktek37,

    I...
  40. Replies
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    Update

    I have had this machine running on comp #1 since 8-7-2009.
    Holding 45F supply water temps with the outside ambient s in the lower 90s some days.

    The air handler fans are running about 45% to 65%...
  41. Replies
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    Global Warming

    It is a shame that the global warming wacko's have helped our Government get involved in this issue!!

    This issue hit a nerve with me!

    Taxes is what the Government wants on the refrigerant,...
  42. Replies
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    Root cause!

    Some systems are designed not to pump down as they close the liquid solenoid valve simultaneously at shut down.

    I like a pump down setup. Especially chilled water barrel with another circuit ...
  43. Replies
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    752

    Busted rods!

    I have seen a open drive Carrier 5H120 12 cylinder run until the oil fail shut down, with busted rods. And actually sound pretty darn good for the damage!

    Usually, the damage had already happened...
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    Entropie, Good point on the slide valve. ...

    Entropie,

    Good point on the slide valve.

    Once it get #2 online I will check the slide valve operation. Currently I have #2 disabled until I can replace the crank case heater. I have on order,...
  45. Replies
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    Superheat

    Superheat seems a little high presently about 20F.

    You should have 12F to 15F. I like 15F.

    Make sure your low pressure switch is not sticking closed, causing the compressor to stay on during...
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    Highest full load amperage

    The highest FLA I have observed is 244 amps at 84%

    Each circuit is rated around 260 FLA amps.

    I have the #2 circuit down for several reasons, also waiting on some parts to roll in.

    So, for...
  47. Replies
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    Trend log

    Yorktek37,

    I have ran trend log report on the NAE system, pertaining to supply water temp./

    I specified 5 min or 300 seconds, just so I could determine a bypass loop or any other setpoint...
  48. Replies
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    Library

    This system is installed in a three story Private College Library.
  49. Replies
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    Add Experience

    Good info and a great start!

    We have all started and been mostly thrown to the wolves!

    Being supervised by a good teacher, is a great learning experience!

    Study and be astute!
  50. Always something new! As it should be, always...

    Always something new! As it should be, always evolving!

    Trane Tracer series.
    Trane Summitt series.

    Ect., Ect.

    Do not fret, all manufactures will improve and educate us all!

    Stay with the...
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