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  1. Replies
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    Views
    634

    the problem is induced voltage from the call from...

    the problem is induced voltage from the call from cooling, you need to try first hooking up the drain to a ground in the air handler (if you ran a shielded wire) or call liebert and ask for the...
  2. 112 degree exiting? that is not really that...

    112 degree exiting? that is not really that abnormal. Like the guys said above you should get your flows threw the condenser. But to be honest if your unit is not tripping on head pressure and...
  3. Replies
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    2,216

    I use the Liebert VT belts on everything I can,...

    I use the Liebert VT belts on everything I can, they are a low stretch, low dust belt and are matched sets. They are made by browning for Liebert units. I can't say enough about these things. Also...
  4. Thread: Liebert vs Stulz

    by ispip
    Replies
    32
    Views
    8,770

    This problem is caused by the coil dehumidifing...

    This problem is caused by the coil dehumidifing and the power going out, then the coil warms up and then power comes back on and that moisture gets thrown back out in the room. I have seen it...
  5. Replies
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    1,985

    i would verify that the heat is enabled, and for...

    i would verify that the heat is enabled, and for right now turn off dehumidifacation to get the room to warm up. what is the alarm low temp setpoint?
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    14
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    984

    If you are truely dehumidifing your RH will...

    If you are truely dehumidifing your RH will always be 100% at whatever temperature is coming off the coil. If you want to calculate the RH after the coil, then you need to know what the temp and...
  7. Replies
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    2,752

    They do have a service manual but you can only...

    They do have a service manual but you can only get it, if you have taken the class. It is not available on line that im a where of. What are you looking for, I can help.
  8. Replies
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    758

    you can do it, with a t-stat. but you will have...

    you can do it, with a t-stat. but you will have no humidity control at all, unless you get some sort of humidistat. also if you do this you are basically gutting the old board.
  9. Replies
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    1,945

    The problem is data aire, the plenium design is...

    The problem is data aire, the plenium design is not correct so the fans have no static regain, which means you are not running enough air threw the evap coil. Turning the fan speed up WILL NOT HELP,...
  10. Replies
    11
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    1,752

    it is in the wiring digram as NC and if it is...

    it is in the wiring digram as NC and if it is upside down it will alarm out on "humidifier problem"
  11. Replies
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    1,752

    the float is a NC float, also check the settings...

    the float is a NC float, also check the settings and make sure the humidifier option is enabled in the options menu
  12. Replies
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    1,469

    Liebert designs their units for about 10 years...

    Liebert designs their units for about 10 years 24/7 use. Most "shelf" or comfort cooling units ARE NOT designed for 24/7 use or for low ambient conditions. So if you are truely serious about your...
  13. Replies
    10
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    1,668

    It is ok, it really happens all the time! I...

    It is ok, it really happens all the time! I don't understand why you have 2 differant sized units and what to lead/lag them.
  14. Replies
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    1,668

    please don't do that. break the remote shutdown...

    please don't do that. break the remote shutdown contact to turn the units on/off. If you can get a switch over panel to make things easier
  15. Replies
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    2,164

    Everyone is on the correct track, your problem is...

    Everyone is on the correct track, your problem is your lack of vapor barrier. Humidity does not see sheetrock or the cieling tiles, it just goes right threw them. So you need to have a sealed vapor...
  16. Replies
    25
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    1,863

    your lack of oil comment bothers me, were did...

    your lack of oil comment bothers me, were did that oil go? I have yet to see a Liebert with out enough oil from the factory. So that is making question your line sizing as well.
  17. Replies
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    1,863

    WOW 300 feet!, max line set length is 225 feet if...

    WOW 300 feet!, max line set length is 225 feet if I remember right (this includes fittings too). What you need to look at is the line size and make sure that is correct!!! but for now run your head...
  18. Replies
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    961

    then look to see if the t-stat is next to a...

    then look to see if the t-stat is next to a return grill
  19. Replies
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    919

    I have put in the P-266 in 2 locations, one on a...

    I have put in the P-266 in 2 locations, one on a Liebert and the other on 3 Data aires. They do work well so far. If you intend on deleting the air tempurature controls and letting the P-266...
  20. ahhh the National Fire Protection Association......

    ahhh the National Fire Protection Association... what do they know... haha
  21. Rhizzlebop, what kind of duct work is it? spiral,...

    Rhizzlebop, what kind of duct work is it? spiral, snap-lock, ductmate, fiber duct? cause this will make a differance. Spraying some sort of material inside like said above is a tricky thing (AND...
  22. i use a pair of needle nose vise grips to grab...

    i use a pair of needle nose vise grips to grab the nut that holds the bolt in place then i use a socket or speed wrench to back the bolt down enough to get the spring out with out having to lift the...
  23. Shaft hog by vibrAlign and the belt hog is very...

    Shaft hog by vibrAlign and the belt hog is very good too.
  24. Thread: help please

    by ispip
    Replies
    7
    Views
    495

    need to make sure the defrost terminate is wired...

    need to make sure the defrost terminate is wired correctly. the NC leg needs to go to X term if i remember correctly and the NC leg needs to go to the fans. So what is suppose to happen is when the...
  25. Replies
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    1,257

    Something about this seems very odd, I would be...

    Something about this seems very odd, I would be a little hesitent to put a DX coil in a supply duct, down stream of a cooling coil. You said that best case is 63 degrees, then that means you will...
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