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  1. Replies
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    Seasons four could not find the backup of the...

    Seasons four could not find the backup of the original programming for this job. He said it was most likey due to the age. The programing and password could have been changed this summer or more...
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    The gauges are rock soild and reliable. I had a...

    The gauges are rock soild and reliable. I had a door slammed on mine during a storm.

    I sent digi an email asking how I could order a blue knob and Brenda sent me a new knob at no cost to me and...
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    I talked to seasons 4. They say I have tried all...

    I talked to seasons 4. They say I have tried all the official passwords. Looks like an automated logic contractor got into the controller and changed some stuff.
  4. Replies
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    Ten four, ill give them a shot when i get back on...

    Ten four, ill give them a shot when i get back on site . I think a controls contractor changed the password though. When I went to training with seasons four 1111 as admin was what I was told the the...
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    bacview 2 admin

    I have a bacview 2 zone controller for a four seasons that I cannot log into as an admin. I have tried 1111 and 4321 and everything else i can think of. 0001 is getting me in as a user. Is there a...
  6. Thread: LLSV coil

    by Sicofthis
    Replies
    13
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    819

    Doesn't take very long either.

    Doesn't take very long either.
  7. Thread: LLSV coil

    by Sicofthis
    Replies
    13
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    819

    It will overheat and melt/burn up. Senior tech is...

    It will overheat and melt/burn up. Senior tech is right on this one.
  8. Replies
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    cool

    cool
  9. Just to be clear, Your problem is the unit...

    Just to be clear,

    Your problem is the unit running 3/4 of the time, maintaining temp setpoint, and keeping between 48% and 52% humidity?
  10. I definitely don't disagree. I blame the seer...

    I definitely don't disagree. I blame the seer rating system and not the installer.
  11. Sounds like person preference, I wouldn't fault...

    Sounds like person preference, I wouldn't fault the installer on the basis that you consider his matched system mismatched.

    I do get your reasoning though. If the blower speed is slowed for first...
  12. Sorry, cannot help with diy.

    Sorry, cannot help with diy.
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    Lol, pretty awesome.

    Lol, pretty awesome.
  14. Replies
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    599931

    599931
  15. Replies
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    modbus slinc gateway

    I work on alot of these troublesome package units and one of them is being more of a pain in the #$ than the others.

    Johnson Controls 20ton rtu with simplicity board, modbus to bacnet gateway.
    ...
  16. Replies
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    umm, 9 years too late to make that sale.

    umm, 9 years too late to make that sale.
  17. about .43 lbs lol Sounds like something I...

    about .43 lbs

    lol

    Sounds like something I would say.
  18. Replies
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    4,053

    Thanks, that's a good idea. I have a fluke...

    Thanks, that's a good idea.

    I have a fluke 52II, I hardly ever use my temp probes on digi cools so, I decided not to add that fuctionality to my gauges.

    Thermistors could easily be added to...
  19. Replies
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    4,053

    http://images.tapatalk-cdn.com/15/05/27/f3ce2d6b68...

    http://images.tapatalk-cdn.com/15/05/27/f3ce2d6b680086ebcabd703551eee9e6.jpg

    Dont get no perttier than dat.
  20. Replies
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    4,053

    The programming is coming along, all refrigerants...

    The programming is coming along, all refrigerants that I'm gonna add are in there.

    22, 410a, 134a, 407c

    Here's a rough vid showing the progress.

    Homemade Digital Gauges Test Stage:...
  21. Replies
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    4,053

    That would be pretty sweet. Not really possible...

    That would be pretty sweet. Not really possible with the current components as far as I know.
  22. Replies
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    4,053

    If you used a 5000 psi transducer. Yes

    If you used a 5000 psi transducer. Yes
  23. Replies
    42
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    4,053

    Sorry for taking so long responding, I'm at the...

    Sorry for taking so long responding, I'm at the beach for memorial weekend.

    200 psi for suction 500 psig for discharge.

    water fuel oil air transducer 5v input
    output range 0.5v to 4.5v
    ...
  24. Replies
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    4,053

    I wrote my own and looked at examples for other...

    I wrote my own and looked at examples for other things to figure it out.
  25. Replies
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    4,053

    lol, I had to look up what gpio stood for. I...

    lol, I had to look up what gpio stood for.

    I may or may not add temp sensors and I have thought about adding logging to an sd card. That port is usb on the arduino uno microcontroller.

    I have...
  26. Replies
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    Homemade Digital Gauges

    Digital gauges have been around for a while so I didn't really invent them. I designed and coded (a simplified c++) them myself so I hope I am in the right forum.

    This is still a work in progress...
  27. Replies
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    When did you buy a new car that was not from a...

    When did you buy a new car that was not from a dealer?

    When did you build a car yourself from online components and get a manufacturer's warranty for the car?

    oh well.
  28. Replies
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    "most" modern condensers.

    "most" modern condensers.
  29. Replies
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    1,450

    yeah, had a job were the 06d compressor was...

    yeah, had a job were the 06d compressor was replaced and the line weight was removed. I had to go back and replace the weight to stop the vibrations. it was so bad it was causing shorts in the...
  30. Replies
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    1,860

    I'm not advocating use of these fittings. But...

    I'm not advocating use of these fittings. But when are you seeing 300 degree discharge lines?
  31. Replies
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    Doubt you'll have any net savings, much less any...

    Doubt you'll have any net savings, much less any to pay for a recovery machine. Sounds like you need to go to trade school or start as a helper with a company.

    You've got the right idea in that...
  32. Replies
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    It's the liquid line entering a chiller barrel,...

    It's the liquid line entering a chiller barrel, that one is on a mcquay.

    Alot of older chillers leak on the steel nipple entering the cooler where the insulation and paint have deteriorated. I've...
  33. Strange that they ducked every support beam. But...

    Strange that they ducked every support beam. But the install looks nice.

    Excessive noise should not be something you have to put up with.

    Kinda depends on if it is a design, installation, or...
  34. When I do it, it says tube id (inner diameter) is...

    When I do it, it says tube id (inner diameter) is .5450.

    I don't see an area result.

    Using that id in quick calculations, im at the dentist. im getting .233 square inches for 5/8 od and .076...
  35. icemeister, how'd you come up with those cross...

    icemeister, how'd you come up with those cross sectional areas?
  36. Replies
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    I've seen it happen quite a few times. For...

    I've seen it happen quite a few times.

    For example the last one I saw a 5 ton compressor grounded, didn't blow the fuses, didn't trip the three pole breaker supplying the unit, didn't trip the...
  37. Wera with quick release and 11 in 1 paid 15...

    Wera with quick release and 11 in 1

    paid 15 for mine

    http://www.amazon.com/gp/product/B003KN3HLI/ref=oh_aui_detailpage_o09_s00?ie=UTF8&psc=1
  38. Something is wrong with your control. supply...

    Something is wrong with your control.

    supply air hitting the sensor
    wall air entering stat
    bad sensor location
    improper tstat settings
    many others

    You want a bandaid, a separate outdoor...
  39. What kind of setback/scheduling is on the problem...

    What kind of setback/scheduling is on the problem zone?
  40. 543751 That's the output chart for a trane...

    543751

    That's the output chart for a trane coil using 3/4 piping, this chart is for up to 100k. We don't have a model number for your coil.

    Just showing that output btus do increase with water...
  41. Thread: Cooling Off

    by Sicofthis
    Replies
    60
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    6,324

    I'll bite. Could have been caused by the drain...

    I'll bite.

    Could have been caused by the drain line because....

    5) shrub root system traveled up the drain line and grew baby shrubs in the pan!
    Long live Groot!

    4) line was sucking air...
  42. Replies
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    6,146

    Dumbfounded. That electical flex looks like...

    Dumbfounded.

    That electical flex looks like crap also.
  43. Replies
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    7,815

    Blue rods are nice, fixed this steel leak with...

    Blue rods are nice, fixed this steel leak with em.

    Before

    525271


    After

    525281
  44. Replies
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    1,446

    IMHO a hot attic will not have high humidity....

    IMHO a hot attic will not have high humidity. Fans blowing on you in a hot attic will normally dry your sweat fast.
  45. Replies
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    A fan is to help evaporate sweat.

    A fan is to help evaporate sweat.
  46. Replies
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    1,446

    OP evaporated. or heat exhaustion...

    OP evaporated.

    or heat exhaustion...
  47. Replies
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    8,981

    Me, plus a good chunk of my coworkers and I'd bet...

    Me, plus a good chunk of my coworkers and I'd bet a good amount of commercial techs on this site.

    Most techs would be expected to at least have a basic understanding of these, where I work.
  48. Replies
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    8,981

    Nothing against auto techs but, I'm gonna have to...

    Nothing against auto techs but, I'm gonna have to disagree.

    Refrigeration, brazing, electrical, plumbing, ddc, pnuematics, air distribution, networking, compressor rebuilds, chillers, cooling...
  49. Replies
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    1,446

    Fans, fans, and more fans blowing directly on...

    Fans, fans, and more fans blowing directly on you. Keep a jug of ice water with you and drink it often.

    Oh and wear clothes that allow your sweat to evaporate.
  50. Replies
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    8,981

    I could care less if a homeowner wants to fix his...

    I could care less if a homeowner wants to fix his own stuff. More power to him.

    This site is a community of professionals. Thats why I joined it and it's great because of it. We help each other...
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