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    :LOL: Thanks for the laugh! But especially...

    :LOL:

    Thanks for the laugh!

    But especially thanks for sharing your experience.
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    Is there some kind of chilled water reset that is...

    Is there some kind of chilled water reset that is affecting the setpoint? So that the "active" setpoint is higher?
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    Good luck! This makes me even more glad to be...

    Good luck!

    This makes me even more glad to be in-house now.
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    I wonder if if you were to file and/or sand down...

    I wonder if if you were to file and/or sand down the header tube (where flat tubes connect), if you could get a good tight, and reliable, seal using some kind of clamp and gasket? I'm thinking of the...
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    This. And locate the Sequence Of Operations,...

    This.

    And locate the Sequence Of Operations, which should be on the Controls Prints. There should be a statement about dehumidification that will have the humidity setpoint that will put the...
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    The OP has posted a grand total of ONE time. This...

    The OP has posted a grand total of ONE time. This one. Almost four years ago...
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    Nice! I like to see an installation with a...

    Nice!

    I like to see an installation with a permanent setup like that, too.
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    When I measure pressure drop across a vessel, I...

    When I measure pressure drop across a vessel, I don't care how accurate my gauges are. I always use one gauge, moved from one side to the other.

    Also a high pressure at a port does not prove no...
  9. You're welcome. And welcome to the site!

    You're welcome.

    And welcome to the site!
  10. To add to this, the reason your chiller did not...

    To add to this, the reason your chiller did not trip due to high head is that the chiller can tolerate abnormally high head pressure better than it can low oil flow. So the trip setting for "low oil...
  11. Head pressure is the driving force for oil flow....

    Head pressure is the driving force for oil flow. Increased head means increased flow. Increased flow results in increased pressure drops in the oil circuit, including across the oil filter. If head...
  12. Try Googling "PMAC USA". Click on first...

    Try Googling "PMAC USA".

    Click on first result.

    Then scroll about halfway down.
  13. Works for me. If I had better computer skills I...

    Works for me. If I had better computer skills I would take a screen shot or something.

    I've never seen anything like this. Looks like a good idea. We could use them here, but being a state...
  14. To the OP, We have one building with a two-pipe...

    To the OP,
    We have one building with a two-pipe Fan Coil Unit system. The boilers are on a primary loop, with the FCU's on a secondary loop, with a mixing valve. Typically, our secondary loop is at...
  15. Check out the OP's link that he provided in post...

    Check out the OP's link that he provided in post #9. It looks like a hybrid Fan Coil Unit WITH an integral Heat Pump. The FCU coil is in series with the HP coil supplying the space. It can be used as...
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    Did you give Trane that X13530072 number? They...

    Did you give Trane that X13530072 number? They might be able to work with that.
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    Agreed!

    Agreed!
  18. Replies
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    ::DD:

    ::DD:
  19. Thread: Snake oil

    by Nuclrchiller
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    Surely he has that coating on his own unit. Maybe...

    Surely he has that coating on his own unit. Maybe you could take a look at it.
  20. Ask the building owner to assist you in looking...

    Ask the building owner to assist you in looking at the building controls Sequence Of Operation (found on the building controls prints).

    One of two things will then happen: He will find that he...
  21. Thread: Movies

    by Nuclrchiller
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    "Haunting of Hill House" is really good. So is...

    "Haunting of Hill House" is really good.
    So is "Altered Carbon". Also on Netflix.
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    ::DD:::DD:::DD:

    ::DD:::DD:::DD:
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    Many, many years ago I read most of Agatha...

    Many, many years ago I read most of Agatha Christie's novels that featured Hercule Poirot. I may give this a shot, but I haven't even watched any of the BBC's series, starring David Suchet. He's...
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    In spite of what I said, I think this most likely.

    In spite of what I said, I think this most likely.
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    Wikipedia will tell you that limpet mines are...

    Wikipedia will tell you that limpet mines are sometimes placed by hand. And it has pictures of them. They're pretty small, so I imagine that some type of "gun" could be made to shoot them. Consider...
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    And Thank You!

    And Thank You!
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    Yeah. He must be some kinda bored.

    Yeah. He must be some kinda bored.
  28. Since a storm may have been involved, get your...

    Since a storm may have been involved, get your homeowner's insurance company involved. Your equipment damage may be covered. My Dad and Stepmom had most major appliances replaced by their insurance...
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    Would the mods PLEASE review the OP's membership?

    Would the mods PLEASE review the OP's membership?
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    I have not watched it yet, but that Youtube video...

    I have not watched it yet, but that Youtube video was published in August 2015.
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    I hope to rejoin this discussion in a day or two....

    I hope to rejoin this discussion in a day or two.
    I'm currently dealing with a very sore right shoulder and upper arm and neck. May be nerve damage, don't know. Going to see the Doc later this...
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    Agreed.

    Agreed.
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    Agreed.

    Agreed.
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    Navy Fleet spokesperson denies this. Says there...

    Navy Fleet spokesperson denies this. Says there WAS a tarp on Friday, it was removed Saturday morning, Trump arrived in Japan sometime Saturday.
    I believe his speech was on Monday.
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    No.

    No.
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    As an ex-Navy guy (1979-1985), the problems with...

    As an ex-Navy guy (1979-1985), the problems with the Ford have been very frustrating.

    And then there's the Zumwalt Class destroyer.

    And the Littoral Class Ships (LCS), both variants; The...
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    The new ammunition elevators are still being...

    The new ammunition elevators are still being dialed in. I think that two, maybe three have passed all the tests. Out of, I think, seven. And this is just on the Ford.
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    Also, different aircraft require different levels...

    Also, different aircraft require different levels of thrust from the catapults. So, the catapults have to be adjusted. These adjustments are able to be made quicker with the electric cats than with...
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    Is the purpose of the first pic to show where the...

    Is the purpose of the first pic to show where the pipe originally was? Looks like foam that was against the pipe insulation, before the pipe moved.
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    Expansion tanks not pressurized. They should have...

    Expansion tanks not pressurized. They should have a positive pressure on them. I would start with the water make-up station. Verify proper operation of it.
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    One of the first actions on a chiller call should...

    One of the first actions on a chiller call should be to check water flow. 14 posts in and I have yet to see any numbers on that. Entering and leaving, pressure and temperature. And that's just for...
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    Why is a chiller being troubleshot (?) and...

    Why is a chiller being troubleshot (?) and chilled water temperature hasn't even been mentioned? Jayguy alluded to it, twice (!) and we still don't know. Or have I just missed it?
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    And yet again, a question where make, model, and...

    And yet again, a question where make, model, and serial number would help.
  44. I once lived on Gay Street. In efficiency...

    I once lived on Gay Street.
    In efficiency apartments called Gay Manor.
    Then, years later while in the Navy, I knew a Chief Gay.
  45. After seeing the Single screw image, I can see...

    After seeing the Single screw image, I can see why anyone would misunderstand your question! I also thought you were asking about single compressor vs dual compressors. Not the number of rotors in...
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    Agreed! Hence the quotation marks. My attempt to...

    Agreed! Hence the quotation marks. My attempt to use sarcasm, lol.
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    As a pessimist, I expect to see this get even...

    As a pessimist, I expect to see this get even worse, at an increasing rate. Newer, replacement refrigerants coming out more frequently. Newer, "better", more "ecologically friendly", and more...
  48. Do some alternators have the rectifier (diode...

    Do some alternators have the rectifier (diode bridge, I think) built in, and others have the rectifier external? I seem to remember reading that several years ago. Maybe OP's alternator no longer has...
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    I always thought TAB was a part of commissioning....

    I always thought TAB was a part of commissioning. Or, is that just startups on all the equipment, followed by a building walkthrough?

    In my experience, startups were often performed before systems...
  50. Assuming it's a closed chilled water system, I...

    Assuming it's a closed chilled water system, I would follow York's recommendation on eddy current frequency and only pull the evaporator heads then. Unless I suspected problems, of course.
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