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Type: Posts; User: newbe0507

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  1. Replies
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    im assuming this is r22 ? 25 psi to me is low on...

    im assuming this is r22 ? 25 psi to me is low on a 60*f
  2. Thread: air dryer ?

    by newbe0507
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    184

    just pulled the manual, and it looks like its...

    just pulled the manual, and it looks like its called the condensate filter assy., maybe the drain valve is leaking in it
  3. Thread: air dryer ?

    by newbe0507
    Replies
    2
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    184

    air dryer ?

    A-4423-1 dryer
    i have johnson control dryer thats continuous leaking air from the drip leg. not sure why it would do this, the air compressor wont shut off because of it, should we just sell a new...
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    the prv is on the return side not at the...

    the prv is on the return side not at the expansion tank, still trying to wrap around what your saying about the tank being the point of no press change, and how that is relation to my problem, valves...
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    building loop over pressurizing

    ok so the building pump is on a drive and when the ahu valves start closing, the drive starts backing off, drive is controlled by bms, when this happens, the prv starts filling loop, so when the...
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    lost the pic but this is what it is, Electrocube...

    lost the pic but this is what it is, Electrocube Capacitor, RG2031
    http://www.ebay.com/itm/Electrocube-Capacitor-RG2031-6-6-RG203166-Warranty-/170555941928
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    It won't attach

    It won't attach
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    1,180

    Is this a capacitor on a contactor coil

    What is it and purpose
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    317

    No temp drop across dryer , plus the system is...

    No temp drop across dryer , plus the system is probably big enough to store stacked refer in condenser so I dont think thats causing hi head , forgot to mention I did check for non condensables, ...
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    weird r22 pressures ?

    Circuit #1
    62 psi suction / slt. 61*f = 28*f sh
    220 psi liquid / llt. 98*f = 10*f sc
    (dlt. 161*f)
    Circuit #2
    30-65 psi suction and constantly hunting / slt. 6o*f = N/A sh
    300 - 350 psi...
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    629

    leak testing ?

    I have a 20 ton self contained . Changed compressor , added roughly 170 psi of nitro. , came back the next day it was down 166 psi , I know its a inert gas but I think Im good with any leaks. What do...
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    Its 100 % outside ahu for building hallway

    Its 100 % outside ahu for building hallway
  13. Replies
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    557

    Even the actual switch and reset, I have one...

    Even the actual switch and reset, I have one mounted right next 2 the oa damper and trips, of course the cap tube is fed in front of coil but there's no duct for it so air is being fed thru the...
  14. Replies
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    557

    freezstat location ?

    Is it possible to mount one in the ahu ?
  15. Thread: Hgbp ?

    by newbe0507
    Replies
    10
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    779

    thanks guys, crazy how important something is to...

    thanks guys, crazy how important something is to a system but yet theres probably alot of guys dont even know about it or even think twice about it
  16. Thread: Hgbp ?

    by newbe0507
    Replies
    10
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    779

    i know i know stupid question, but if im not sure...

    i know i know stupid question, but if im not sure of something im gonna ask somebody
  17. Thread: Hgbp ?

    by newbe0507
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    10
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    779

    Do u need it

    Do u need it
  18. Thread: Hgbp ?

    by newbe0507
    Replies
    10
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    779

    Hgbp ?

    What is the purpose of a distributor connector for a hgbp ?
  19. Thread: Hgbp ?

    by newbe0507
    Replies
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    260

    Hgbp ?

    What
  20. Replies
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    No , I know you need one there for isolation when...

    No , I know you need one there for isolation when you have a LLSV this is on the pilot tube -equalizer line
  21. Replies
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    998

    Solenoid valve ?

    Why would you install a solenoid on a equalizer line for a hgbp valve ?
  22. Replies
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    yea true , but i'll have to learn while on fire...

    yea true , but i'll have to learn while on fire like usual , abb does have good tech support from what i hear though
  23. Replies
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    The drive is controlling itself

    The drive is controlling itself
  24. Replies
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    1,350

    Jayguy , maybe but either way I wanta pull the...

    Jayguy , maybe but either way I wanta pull the gas and put new in
  25. Replies
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    Jpsmith, hi pressure was tripping when I got...

    Jpsmith, hi pressure was tripping when I got there, I pulled out 20'lbs just to get it to run , then checked my subcooling , it was 25*f + , so yeah I'm sure the freon is shot, FYI it's a 50 ton...
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    non condensable ?

    so i pumped down the freon into the condenser, ran the fan for 30 min. then checked my liq. press., it was 240 psi and saturation temp was roughly 114*f, the outside air temp. was 94 * f. should've...
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    Also I'm sure the drive to run off supply can...

    Also I'm sure the drive to run off supply can macro
  28. Replies
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    681

    So how can it be commanded to run at 35 hz from a...

    So how can it be commanded to run at 35 hz from a my static sensor and running at 60 hz
  29. Replies
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    681

    isnt the line with 60 hz saying the motor is...

    isnt the line with 60 hz saying the motor is running at 60 hz
  30. Replies
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    ok, so why does it change when i adjust it with...

    ok, so why does it change when i adjust it with the arrows and also change the 1.5 '' h20 line
  31. Replies
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    abb ach550 display ?

    when i use the up/down arrows it changes the 58% line and the 1.5'' h20 line im assuming the 1.5'' h20 is my setpoint for duct static, also when i pulled the tube off the static sensor the line with...
  32. Thread: 06e question

    by newbe0507
    Replies
    3
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    440

    so i found out its supposed to keep suction...

    so i found out its supposed to keep suction pressure equal in the sump and prevent pushing the the oil out of the one compressor thats not runnning
  33. Thread: 06e question

    by newbe0507
    Replies
    3
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    440

    Is it necessary to have

    Is it necessary to have
  34. Thread: 06e question

    by newbe0507
    Replies
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    440

    06e question

    so ive noticed on some tandem setups, we will have the oil equalization line but also a 1/4 tube piped to the bottom of both compressors, literally right underneath the sump. why is this there?
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    thanks controlfreak, nice video and easy to...

    thanks controlfreak, nice video and easy to understand
  36. Replies
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    thanks control man, i will check it out

    thanks control man, i will check it out
  37. Replies
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    huh, your talkin spanglish, guys ive only been at...

    huh, your talkin spanglish, guys ive only been at it a few years, can you break it down alittle better, thanks
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    so am i right about letting it modulate all the...

    so am i right about letting it modulate all the way then lock it down on the damper
  39. Replies
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    actuator install ?

    so if your installing in actuator on a damper that has a control signal for modulation, and at 10 vdc it is supposed to be closed , do you give it 10vdc, let it stroke all the way , manually shut...
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    Thanks maxter, in familiar on how to circulate...

    Thanks maxter, in familiar on how to circulate the chemical thru a heat exchanger just not so familiar what the colors indicate and the foam as well
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    scale dissollver question

    when someone says look for the foam, what does that mean ? also, when someone says look for when the chemical changes color, what does that mean ?

    thanks

    390211
  42. Replies
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    how would you use it ?

    how would you use it ?
  43. Replies
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    1,101

    what is this tool used for ?

    what is this tool used for ?
  44. Replies
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    Cooling tower foam

    Why would there be foam in the sump ?
  45. Replies
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    366

    cooling tower float ?

    i understand how the fill valve works but why would it get loose on the part where the stem actually goes into the valve . just trying to understand it more
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    thanks Klove

    thanks Klove
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    What is a good set point and why ?

    What is a good set point and why ?
  48. Replies
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    Liq. Level set point on a centrifical ?

    What is the purpose of this setup . How does the machine react as it maintains set point and with different condenser loads ? For example , if you had 3/4 of the barrel full of liquid I would...
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    opinions on my site ?

    www.supremeairservices.com, any suggestions ?
  50. Replies
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    Aren't you gods gift to the trade, like you never...

    Aren't you gods gift to the trade, like you never condemned something that was good
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