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Type: Posts; User: freonguy

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  1. Replies
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    I guess what I am saying, before you try to get...

    I guess what I am saying, before you try to get the DS to properly control the humidity in any mode, DO YOU HAVE A PROPER vapor barrier??

    Read ICOM manual, 3.7.2 of the Humidity Sensor Reading...
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    361

    It doesn't matter where and what the DH ' styles...

    It doesn't matter where and what the DH ' styles ' are selected - crappy vapor barrier, nothing can catch up.

    I can't answer why the DH goes off at the 60 range, but what tells me a lot is the...
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    361

    Techie: A bit sparse on info, but the humidity...

    Techie:

    A bit sparse on info, but the humidity problems I see usually stem from poor to no vapor barrier.

    The only true Data Centre I worked in was double vapor barrier(ed ), air lock double...
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    746

    Looks normal to me - ' seamed ' pipe will split...

    Looks normal to me - ' seamed ' pipe will split like that - -

    Do what HVAC_Marc says - call it a day.

    Freonguy
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    RITTAL ' Toptherm ' A/C issues

    Greetings:

    We have a RITTAL TOPTHERM spot cooler ( M/N # SK3384500 )air cooled A/C that was installed about a year ago.
    It replaced a similar unit that was over 12 years old - I was not involved...
  6. Like Doublebogey said - recover it into a tank...

    Like Doublebogey said - recover it into a tank with some integrity - a butt joint, soft solder assembly on the side of a can is asking for trouble.

    I have silver soldered the copper ' saddle '...
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    2,348

    LU91tech: Yes, this is a new version compared...

    LU91tech:

    Yes, this is a new version compared to 2 others I commissioned less than 6 months ago - - -

    Freonguy CM
  8. Replies
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    2,348

    Push It : Yeah, it throws a guy for a loop,...

    Push It :

    Yeah, it throws a guy for a loop, especially when you have worked on so many that were all the same ( in the pump down regard ).

    After a long and hot installation, one system has no...
  9. Replies
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    2,348

    Gentle(persons): Just got off the phone with...

    Gentle(persons):

    Just got off the phone with Liebert - Tech Support.

    Seems as though the ' pump down ' mode has been disabled for about a year or so, scrolls or Carlyle - I suppose they should...
  10. Replies
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    2,348

    Six: As noted, AFTER 20 minutes of running, it...

    Six:
    As noted, AFTER 20 minutes of running, it still dumps the compressor immediately on shutting off the control OFF / ON @ the iCOM touch pad.
    I have worked on / commissioned well over 200...
  11. Replies
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    Liebert Start up question(s)

    Greetings:

    Just a brain picking exercise - ( I have been working on Lieberts for nearly 30 years - iCOM trained , couple of AM/AG training sessions etc. )

    Just comissioning a VS053WUA000266A...
  12. Replies
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    [QUOTE=SuperStar79;4402902]Im guessing the...

    [QUOTE=SuperStar79;4402902]Im guessing the compressor blew a gasket.

    SS79:
    I 'll send you 5 bucks if the compressor really blew a gasket. Just doesn't happen.
    Chillerwhisperer makes a good point...
  13. Replies
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    [QUOTE=Tech Rob;14036911]Wow! Not many of them...

    [QUOTE=Tech Rob;14036911]Wow! Not many of them around! I think I have seen one or two in my travels. Oldest one I take care of at the moment is a 1991 model with the Level 10 controls. I upgraded...
  14. Replies
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    2,775

    ZW17: I have a few 1989/1990 vintage units here...

    ZW17:
    I have a few 1989/1990 vintage units here and they all have the ' 00 ' board which is the version just after what you have - I have worked on units like the one you listed, but I am inclined...
  15. Replies
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    1,723

    Heater issue

    Glennhvac:

    Without getting in to it, what a bout a spring wound timer ( 15 minute version ).

    It could be used to energize the CC, as it is rated for 230v, and you may even find one that handles...
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    MO99

    Thanks Toptech!!

    FreonguyCM
  17. Replies
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    R-438a - opinions

    Thanks for the feedback so far gentlemen ( women ) - this Forum is a wealth of knowledge if we all share.

    Freonguy CM
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    R-438a - retrofit

    Boilerman:

    We are located on the West Coast where it never gets really warm - yes, I was aware that the capacity drop was in the 5% range, but, in my situation, most of the equipment in the Mill...
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    Toptech: Do you have the Copeland bulletin of...

    Toptech:

    Do you have the Copeland bulletin of which you refer to? Or it's number?

    We have used it in 7 systems so far at the Mill I work at, with good results. All A/C systems - Six Lieberts...
  20. Replies
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    H2S ATTACKS!!

    Genduct:

    Yes, the copper gets attacked - but to a lesser degree.

    First off, copper and brass components turn black - a thick, scaly oxide forms, especially on suction lines where there is...
  21. Replies
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    Holey joints !

    JSWIN:

    I am at a Pulp and Paper Mill - all coils are Heresite coated, and, unfortunately all equipment comes with Silfos joints. THe H2S is the culprit to be sure - I suggest using Easy Flo 45 as...
  22. Refrigeration / HVAC Work

    Danny:

    What exactly do you do now? I have been in the trade for over 30 years in Western Canada and cannot imagine doing it without doing gas work.

    Do you have a gas ticket?

    PM me if you...
  23. Replies
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    ****

    Sorry, my bad - will get the proper designation -

    Freonguy
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    Potsibilities

    I work at a Pulp and Paper Mill - we use activated carbon ( Westvaco ) units to neutralize chemicals.

    I was once talking to a somewhat unsavoury chap - when he found out I worked at a P & P Mill,...
  25. Thread: O2 Leak

    by freonguy
    Replies
    6
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    603

    Leak look out

    HVACkid:

    What about ultra sonic? The ones sold by the HVAC wholesalers are fair at best; I am at a Pulp and Paper Mill where the instrumentation guys have a $2300.00 unit that is unbelievable -...
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