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Type: Posts; User: CHAINIK

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  1. Replies
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    903

    It's all here and can go right on your phone or...

    It's all here and can go right on your phone or tablet.

    https://apps.apple.com/us/app/carrier-comm-lit/id620449513
  2. Replies
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    5,109

    Yeah, thats not gonna work

    Yeah, thats not gonna work
  3. Hey Dave, glad to see you pop in here. I was...

    Hey Dave, glad to see you pop in here. I was onsite all day and I think I got it all sorted out.





    That's exactly what was going on. The sensors were never installed on the original install,...
  4. The only sequence of operation that seems...

    The only sequence of operation that seems relevant here is the control of the solenoids, which is controlled by the MBB in the condenser. It seems unlikely that would be the issue, which is why I...
  5. I think it's just an incorrect application or...

    I think it's just an incorrect application or really just the unit not being setup properly for the application. It was just put in and configured like the old one it replaced. The old, dumb unit...
  6. The unit currently has the liquid line solenoids...

    The unit currently has the liquid line solenoids in front of each TXV, instead of the single solenoid valve as shown in the installation instructions. The manual states that using the second stage...
  7. Donít know, considering that each txv also has a...

    Donít know, considering that each txv also has a solenoid right before it. Iím mostly going by the install instructions. I would assume it has something to do with the MC condenser coil.

    Iím not...
  8. Nice, I looked at the Sporlan info, but I just...

    Nice, I looked at the Sporlan info, but I just found it said something like, "this BBIZE is an OEM part which we could make to any one of a million specifications."

    I had hoped that the...
  9. Duplicate

    Duplicate
  10. What kind of TXV is in a Carrier 40RUAA air handler?

    This air handler is a dual circuit, 30 ton unit. 40RUAA30A. Its mated to a 38APS030 condenser that keeps having nuisance high pressure trips that I can never observe. The instructions for the...
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    2,141

    I have no doubt they will find a problem.

    I have no doubt they will find a problem.
  12. Replies
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    Thatís the way my house AC was from 1970 to 2004,...

    Thatís the way my house AC was from 1970 to 2004, when I had it fixed. FPE firestarter panel from 1955 had 8 spaces, all full. AC breaker box was double-lugged, apparently while live, right on the...
  13. Thread: Plugged Dryer

    by CHAINIK
    Replies
    9
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    2,845

    Trane package units are notorious for this. ...

    Trane package units are notorious for this.

    https://i.imgur.com/8pvTtMjt.jpg

    That's a factory 3ci drier on a 5 ton circuit. Let the condenser coils get dirty, and this'll usually happen
  14. The company I used to work for did that on...

    The company I used to work for did that on several designs in several neighborhoods for the same builder. The designer left shortly thereafter "to pursue outside opportunities" and the install crews...
  15. Replies
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    887

    Seems like 250# me + heavy Veto Pro Pac on that...

    Seems like 250# me + heavy Veto Pro Pac on that thing would blaze a trail right through the rungs straight to the scene of the crash.

    Guess I need to lose some weight
  16. Pour in the freeze-on

    Pour in the freeze-on
  17. Mine was like that when I moved into my house....

    Mine was like that when I moved into my house. Vertical, in the closet. That pipe stuck up about 18" If it had been much higher, it would have been taller than the coil. idk
  18. Replies
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    497

    "The opening force is provided by the ...

    "The opening force is provided by the adjustable spring element assembly. The CRO’s pressure setting is determined by the spring force exerted on top of the diaphragm. Thus, ...
  19. Replies
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    6,588

    At least they are strapped, and not still in the...

    At least they are strapped, and not still in the boxes, with a half roll of electrical tape on the wires of each.
  20. Fieldpiece and probably others make windsocks and...

    Fieldpiece and probably others make windsocks and stuff like that. I predict a series of posts after this advising you to use cardboard, which will also work.
  21. Replies
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    3,043

    The N means not installed, so it'll act as though...

    The N means not installed, so it'll act as though there's not one installed. So that's probably not it.

    There's no easy way to troubleshoot this over the internet. There's just too many settings...
  22. Replies
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    916

    mmm. So am I in the clear to put up the other...

    mmm. So am I in the clear to put up the other ones or should I not? I get the deal about copyrighted material, although its not like I'm trying to make money off the deal. I guess being in this...
  23. Thread: uf vs mfd

    by CHAINIK
    Replies
    57
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    8,619

    It's to measure the "Psychroheat"

    It's to measure the "Psychroheat"
  24. Thread: uf vs mfd

    by CHAINIK
    Replies
    57
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    8,619

    I always see those ones with an M marked with a...

    I always see those ones with an M marked with a capital letter. If that were really the way they were designated, they'd be mega-Farad caps. If that dude actually thought he was getting a ten...
  25. Replies
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    916

    Here's one, sorry about the quality, having...

    Here's one, sorry about the quality, having scanner problems and used a phone app instead. Note the cheesecake slides during the descriptions of superheat. Definitely won't see that nowadays!
  26. Replies
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    916

    Where to post old manual?

    I have some old Sporlan expansion valve training material that I would like to post, just as some general training type stuff. They are Sporlan Training Bulletins T-210-121-3 and -1, dated 1961, and...
  27. Add in an isolation relay for every input. The...

    Add in an isolation relay for every input. The RTRM board wouldn't know the difference between that and an actual thermostat. Just use actual mechanical relays, maybe the zone controller has some...
  28. Replies
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    2,881

    What kind of cord is that black wire feeding the...

    What kind of cord is that black wire feeding the furnace? appliance cord? Are you allowed to use that stuff for a permanent installation?
  29. Thread: Test

    by CHAINIK
    Replies
    9
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    3,627

    y so blue?

    y so blue?
  30. Thread: Test

    by CHAINIK
    Replies
    9
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    3,627

    th

    th
  31. Replies
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    Have you never been in this situation? I am, from...

    Have you never been in this situation? I am, from time to time, when you just want to get someone to backstop your line of thinking about the problem, if nothing else. Not sure if this is the best...
  32. Thread: Why?!?

    by CHAINIK
    Replies
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    4,376

    It probably was, until someone decided to jump...

    It probably was, until someone decided to jump the stages together, without thinking about what they were seeing. Is this a national account, by any chance?
  33. Replies
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    2,744

    These must be to keep the saddle taps for the...

    These must be to keep the saddle taps for the icemaker off the line.
  34. Replies
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    1,754

    Is it a Comfortlink controller with the scrolling...

    Is it a Comfortlink controller with the scrolling marquee? The one with the led readout, escape and enter, up and down buttons, and a bunch of mode LEDs?

    If it is, the path to the correct...
  35. Replies
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    4,623

    That is exactly the diagram I was remembering,...

    That is exactly the diagram I was remembering, and apparently not too well. I stand corrected. Either way, still not going to use a bi-flow on a system that doesn't require it.
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    Yep. Did that. ohmed the compressor and it was...

    Yep. Did that. ohmed the compressor and it was questionable, so I thought "i'll reset the unit breaker, restart the unit, and when the breaker trips out on compressor 2, I'll have double checked it."...
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    Probably right, but just for the sake of...

    Probably right, but just for the sake of argument, lets just say the filter was partially restricted because of previous burnout or poor service procedures or whatever. Since it's a bi-flow on a...
  38. Replies
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    1,438

    The modulate signal that controls the compressor...

    The modulate signal that controls the compressor capacity feature is a 1.5v to 5v signal, 1.5 being lowest capacity, and 5v being full operation. If the input signal goes below 1.5 volts, you get...
  39. Replies
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    2,140

    its a 16, it says so right on the sticker.

    its a 16, it says so right on the sticker.
  40. Replies
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    2,140

    Why would you not use a 30" drier? It seems like...

    Why would you not use a 30" drier? It seems like that would be less work. Unless it was was of those "how can I do this with whats on the truck"
  41. Replies
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    4,901

    The second one, it's not just sitting on the...

    The second one, it's not just sitting on the ground, is it? Wouldn't be much use that way, except to keep the weed-eater away from the unit.
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    13,393

    Arrow says no.

    Arrow says no.
  43. Replies
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    3,073

    Milk crate holds 2 Nitrogen, 1 acetylene, and 1...

    Milk crate holds 2 Nitrogen, 1 acetylene, and 1 oxygen perfectly. Ratchet-strapped to the front bulkhead.
  44. Replies
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    2,885

    Yeah, well, no loss. It was a snarky comment,...

    Yeah, well, no loss. It was a snarky comment, that I just removed
  45. Replies
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    2,885

    nevermind

    nevermind
  46. Replies
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    1,160

    Tethering the phone to a computer, It'd be pretty...

    Tethering the phone to a computer, It'd be pretty hard to use that much data on a phone by itself.
  47. Replies
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    1,823

    If the building is already 3PH 460, you could...

    If the building is already 3PH 460, you could have a sparky reconfigure the wire run as 1PH 240 (or 208, whatever you're working with there). A 3 ton package unit in that configuration should be...
  48. Its eerie how often those multi-million dollar...

    Its eerie how often those multi-million dollar homes have hacked up Goodmans. Not one of those homeowners would believe that their home is cookie-cutter shoddy. Just cause it cost more, doesn't...
  49. Replies
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    3,898

    I had an account with a setup just like that. The...

    I had an account with a setup just like that. The previous techs solution was to tape plastic sheet over the outdoor air screen.
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    Where does the cool water come from?

    Where does the cool water come from?
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