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Type: Posts; User: Sicofthis

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  1. Replies
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    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.
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    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:...
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    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.
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    If you used a 5000 psi transducer. Yes

    If you used a 5000 psi transducer. Yes
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    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
    ...
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    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.
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    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...
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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...
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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.
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    "most" modern condensers.

    "most" modern condensers.
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    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...
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    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?
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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...
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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...
  15. 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...
  16. 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...
  17. icemeister, how'd you come up with those cross...

    icemeister, how'd you come up with those cross sectional areas?
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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...
  19. 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
  20. 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...
  21. What kind of setback/scheduling is on the problem...

    What kind of setback/scheduling is on the problem zone?
  22. 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...
  23. Thread: Cooling Off

    by Sicofthis
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    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...
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    Dumbfounded. That electical flex looks like...

    Dumbfounded.

    That electical flex looks like crap also.
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    Blue rods are nice, fixed this steel leak with...

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

    Before

    525271


    After

    525281
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    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.
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    A fan is to help evaporate sweat.

    A fan is to help evaporate sweat.
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    OP evaporated. or heat exhaustion...

    OP evaporated.

    or heat exhaustion...
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    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.
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    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...
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    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.
  32. Replies
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    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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    x2 I worked for an ac company that wasn't...

    x2

    I worked for an ac company that wasn't paying for all the time they should. I'm not sure of all the details, it was resolved before I was hired. My coworkers told me one guy brought it up with...
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    South Louisiana's where its at.

    South Louisiana's where its at.
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    Yeah, my bad. Trane definitely makes 2 and 1/2...

    Yeah, my bad. Trane definitely makes 2 and 1/2 ton units. But like baldloonie said, the varible capacity units may be restricted to whole tonnages.
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    1) If you're keeping the duct work, I would stay...

    1) If you're keeping the duct work, I would stay with two systems.

    2) I would not upsize, trane sells 2 1/2 ton units.

    3) Zoning can be great. But, even with all new ductwork designed for a...
  37. Incorrect. All objects above absolute zero...

    Incorrect.

    All objects above absolute zero radiate heat, based on emissivity, surface area, and temperature. Our surroundings will radiate heat to us and we will radiate heat out to our...
  38. Never said it didn't.

    Never said it didn't.
  39. Earl, Our bodys will radiate a certain amount of...

    Earl, Our bodys will radiate a certain amount of heat based on our body temp. Not based on the surrounding surfaces. The surrounding surfaces will affect our radiant heat absorption.
  40. Thread: lunch ideas

    by Sicofthis
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    I normally don't eat a lunch nor a snack unless...

    I normally don't eat a lunch nor a snack unless it's winter ( bout 2 months of the year, here in south Louisiana) or when I'm working with someone. I have to remember to tell my coworkers to stop me...
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    Zing! This guy is awesome!

    Zing!

    This guy is awesome!
  42. I feel for yah, I've worked for companies who...

    I feel for yah,

    I've worked for companies who had high turn over, acted like all their employees jerked off all day, and paid their techs the least they could get way with.

    Then, act all...
  43. I can understand that and your company may be...

    I can understand that and your company may be doing everything right with its people.

    But, if its not.

    Good pay and benefits goes along way towards better employees. Quality control can help...
  44. Pretty sure thats what I said. [emoji12]

    Pretty sure thats what I said.

    [emoji12]
  45. Looks like the fresh air is not being filtered...

    Looks like the fresh air is not being filtered properly.

    Depends on how the maintenance contract is set up.

    If your company is supposed to do a full clean and check, they are short changing...
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    Extremely lower failure rate than our service...

    Extremely lower failure rate than our service techs see.

    Y'all must be doing good installations.

    To the op if the compressor is locked up, the tech may or may not have tried a new capcitor and...
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    The honeywell link you posted goes along with the...

    The honeywell link you posted goes along with the point I was making.




    At the highest condensing temps you can lose about 3-4 percent capacity and some efficiency. No argument there.

    At...
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    ??? 515951

    ???

    515951
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    I wouldn't worry about adding adjustable controls...

    I wouldn't worry about adding adjustable controls if I was doing it. Your current safteys should be fine as long as they still function.
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    I've retrofit some older chillers to 407-c,...

    I've retrofit some older chillers to 407-c, during compressor retrofits and some RTU's with 407-c. One of these roof tops was very close to being undersized with R-22 and it cools just as well, if...
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