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  1. Thread: Sharia

    by MKnyc
    Replies
    248
    Views
    8,563

    between science and faith Pascal once postulated...

    between science and faith Pascal once postulated that if you didn't believe in God and there is one you're screwed, if you did and God didn't exist you wouldn't know, if you didn't and God didn't...
  2. Thread: Sharia

    by MKnyc
    Replies
    248
    Views
    8,563

    Some of us will not stand down

    http://www.lvrj.com/news/oath-keepers-pledges-to-prevent-dictatorship-in-united-states-64690232.html
    Just because you don't wear the uniform anymore, doesn't mean you forgot the oath you took to...
  3. Replies
    16
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    1,456

    we had this problem but the newbie wouldn't get...

    we had this problem but the newbie wouldn't get in the unit
  4. Thread: Newbie here

    by MKnyc
    Replies
    41
    Views
    2,568

    It's a recip economizer.

    It's a recip economizer.
  5. Thread: Newbie here

    by MKnyc
    Replies
    41
    Views
    2,568

    put a turbulating liquid subcooler on the...

    put a turbulating liquid subcooler on the condenser outlet.
  6. Replies
    63
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    4,449

    sorry my diatribe was too boring for you

    sorry my diatribe was too boring for you
  7. That's a really good question. I would think less...

    That's a really good question. I would think less because less work is being developed on the motor because of less airflow. Come to think of it, It has to be less, especially when you think about...
  8. Replies
    39
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    6,490

    It's not likely it's leaking back thru the prv....

    It's not likely it's leaking back thru the prv. The jacket is your best bet.
  9. Replies
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    6,490

    When you closed loop, is it a regular valve or a...

    When you closed loop, is it a regular valve or a pressure reducing valve that feeds it? Incidently increased sytem pressure does not increase flow. It does balance out the fluid to a more laminar...
  10. Thread: 6 Ton Trane

    by MKnyc
    Replies
    45
    Views
    10,677

    copper spun driers don't have enough dessicant in...

    copper spun driers don't have enough dessicant in them to be true driers. More of a prefilter. Shouldn't be a problem as long as you pulled a good vacuum on it. Trane does usually allow suction oil...
  11. Replies
    63
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    4,449

    I like just having an apprentice unscrew it....

    I like just having an apprentice unscrew it. They're always so eager to do it anyway. They are the new blood of this industry that has grown leaps and bounds since the 60's. Don't like the Taylor law...
  12. Replies
    63
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    4,449

    I bought this 11in1 just because. It was like one...

    I bought this 11in1 just because. It was like one better than 10in1. I truly did.
  13. Replies
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    2,008

    The F.D.N.Y. long ago established if you have...

    The F.D.N.Y. long ago established if you have boilers and/or chillers operating in a building; you require an engineer. These are big machines operating 24/7 making cooling or heating which is...
  14. Replies
    2
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    1,193

    panda poop was a nice touch

    panda poop was a nice touch
  15. Replies
    2
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    1,193

    That's double time work!

    http://www.youtube.com/watch?v=Ych0mBygKBY
  16. Replies
    51
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    7,913

    That is correct. The manual says a flow switch...

    That is correct. The manual says a flow switch (or pd switch) because it uses the temp sensors to determine if there is sufficient "solution" flow. Good practice would be to put some other type of...
  17. Replies
    51
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    7,913

    The RTAA needs to control the chilled water...

    The RTAA needs to control the chilled water pumps. Why would the BAS need to prove flow to enable the chiller. It's backwards. The chiller needs to control the pumps to prevent liquid refrigerant...
  18. Both leaving a laptop (albiet not sure it fill up...

    Both leaving a laptop (albiet not sure it fill up the harddrives we have in them)hooked up with Kestral or using tracer can accomplish what you're looking to do. I use my laptop alot. Fire it up and...
  19. Replies
    6
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    865

    is there a "master oil solenoid" on top of the...

    is there a "master oil solenoid" on top of the compressor?
  20. Replies
    12
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    1,438

    Apparently Trane is charging less than should....

    Apparently Trane is charging less than should. Thanks, pass that along. What I meant is that 695 panels are no longer being supported parts-wise for Centravacs, which means Screws can't be far...
  21. Replies
    38
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    3,850

    Possible a single phase compressor in a 3 phase...

    Possible a single phase compressor in a 3 phase unit. Had that happen once.
  22. Replies
    12
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    1,438

    I would soon. The centravacs will no longer make...

    I would soon. The centravacs will no longer make 695 parts.
  23. Replies
    38
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    3,850

    mm of what?

    mm of what?
  24. Replies
    38
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    3,850

    Compressor might be weak. Only way to know for...

    Compressor might be weak. Only way to know for sure is to meg the compressor each time after it trips and log it for days and days and days and see graphically one widing is indeed weak. Is the...
  25. Replies
    51
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    7,913

    When working on rocketships, get a rocketship...

    When working on rocketships, get a rocketship manual. When these chillers came out, the U.S. Govt rated these more technically advanced than Apollo 13. Lip seal leaks are a beyatch to figure out on...
  26. Replies
    38
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    3,850

    http://en.wikipedia.org/wiki/High_leg_delta ...

    http://en.wikipedia.org/wiki/High_leg_delta

    Yeah that kinda sucks. A line reactor might work. Contact a gooood Electrical Supply house. Might cost more than the unit. Otherwise convert the...
  27. Microprocessor book is available from our...

    Microprocessor book is available from our website. Basically you'd need to check 6 to 10 and 8 to 10 on lvtb1. See if those terminals show 0-2 vdc or 30 vdc steady or are fluctuating back and forth...
  28. Replies
    38
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    3,850

    Yes, I agree. You have a high leg. What part of...

    Yes, I agree. You have a high leg. What part of the country this happen? We have interesting power on Long Island too.
  29. Thread: Trane Purge Unit

    by MKnyc
    Replies
    13
    Views
    3,053

    When the Earthwise Purge first hit the streets. I...

    When the Earthwise Purge first hit the streets. I saw a lot of operational issues with the older machines due to acceptable seepage rates and applied purge efficiencies of the time. The older water...
  30. Thread: CTV

    by MKnyc
    Replies
    13
    Views
    1,089

    No prob. LOL. Don't forget the donuts.

    No prob. LOL. Don't forget the donuts.
  31. Replies
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    2,857

    too funny, "fish dog meat silk", "BROG"

    too funny, "fish dog meat silk", "BROG"
  32. Thread: CTV

    by MKnyc
    Replies
    13
    Views
    1,089

    Even the rotaries come with start-ups too come to...

    Even the rotaries come with start-ups too come to think of it. Often leads to an explanation of wye-delta motors just because. And a final nod on the control terminations. And if I get donuts and...
  33. Thread: CTV

    by MKnyc
    Replies
    13
    Views
    1,089

    Yeah it does seem odd one of those to be sold...

    Yeah it does seem odd one of those to be sold without a factory start up. How do you know it's even spinning in the right direction. Several hundred thousand dollar machine go clickety crunch.
  34. Thread: Trane YCD

    by MKnyc
    Replies
    11
    Views
    2,499

    discharge superheat is irrelavant in these...

    discharge superheat is irrelavant in these machines. They operate much along the lines of 5 ( better 7) to 15 degrees of subcooling at STP. Then adjust accordingly. to fine tune these machines more...
  35. Thread: CVHF

    by MKnyc
    Replies
    40
    Views
    2,697

    what is this vac grease? maybe could help the...

    what is this vac grease? maybe could help the existing fleet of cv's ?
  36. Thread: CVHF

    by MKnyc
    Replies
    40
    Views
    2,697

    Gaskets go on dry. I use t-stat wire to hold the...

    Gaskets go on dry. I use t-stat wire to hold the gaskets in place. You can go as high as 30# torque as long as the gasket doesn't flower out. I choke both ends with nylon slings and bring 'em to the...
  37. Thread: Trane YCD

    by MKnyc
    Replies
    11
    Views
    2,499

    split that coil.

    split that coil.
  38. Thread: Guide Vanes

    by MKnyc
    Replies
    16
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    1,216

    IGV's operation from any control paradigm is...

    IGV's operation from any control paradigm is contigant on mitigating circumstances. Minimum lift, stall and so forth. Good question tho. Opening of IGV's priority means **** when there's air in the...
  39. Replies
    17
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    1,230

    interesting information. thanks for verifying my...

    interesting information. thanks for verifying my suspicions in a way. what is this new variable orifice thing. u mean there's no vapor line holding a float up anymore?
  40. yeah, I gotta say ya prolly gonna hafta get...

    yeah, I gotta say ya prolly gonna hafta get kestral view. or just make the operating engineers log it and enter it in a spreadsheet.
  41. Replies
    2
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    694

    the compressors are now derated voltage to handle...

    the compressors are now derated voltage to handle typical undervoltage areas. UL bull****. Nothing has changed. Hope this helps.
  42. Replies
    10
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    2,606

    my way of checking a rupture disk is to seperate...

    my way of checking a rupture disk is to seperate it from the vent line which is critically necc. if there ever is a fire and that is the only way it would burst normally. question on the fdny reefer...
  43. Replies
    56
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    13,073

    Our uniforms are changing too. We're gonna wear...

    Our uniforms are changing too. We're gonna wear little I.R. NASCAR logo's on our sleaves.
  44. Replies
    22
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    1,494

    I agree with the testing first method, but give...

    I agree with the testing first method, but give serious creedance to sealing it the best way possible for the long term. Kinda like how I am gonna just make a cold trap to dehydrate these machines...
  45. Replies
    56
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    13,073

    The coil failures Trane suffered were no...

    The coil failures Trane suffered were no different than most manufacterers. Keep in mind Trane sells something like 85% of all commercial product. The coils had tube sheet leaks on the end and about...
  46. Replies
    22
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    1,494

    Machine started fine with 600# of the original...

    Machine started fine with 600# of the original charge plus$$ 300#'s of brand spanking new R-11. Takes a long time to get the air out of these machines especially with the ****ty hoses we use. <--Hope...
  47. Replies
    22
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    1,494

    Appreciate ALL the input. She pulled to 600...

    Appreciate ALL the input. She pulled to 600 microns rising to 1100 in 36 hours. This just has to last 2 more seasons until they smash this building down. Disabled undervolt protection as incoming...
  48. Thread: Trane RTAC Help

    by MKnyc
    Replies
    34
    Views
    6,639

    RT must control the pumps. End of story. Liquid...

    RT must control the pumps. End of story. Liquid migration from barrel on windy days could cause cracked tubes. Was in on the discussion on the first one that failed like that. Our top guy...
  49. Replies
    8
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    902

    The new locknuts prevent the thrust brgs from...

    The new locknuts prevent the thrust brgs from losing their preload. Explained in the IOM that came with the new brgs. They switched to TORX b/c the allens could strip. Less likely to happen with...
  50. Replies
    17
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    1,230

    Those chillers give me grief. The oil return is...

    Those chillers give me grief. The oil return is always a prob. Carrier "adjusts" the charge downwards because the oil floats on top and the level is too high in the evap for the skimming tube. The...
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