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  1. Replies
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    Here in Denver we run the supply air temp on a...

    Here in Denver we run the supply air temp on a reset to allow the discharge air to get warmer as the outside air temps get colder which is energy efficient and also helps to keep the customers...
  2. Thread: Hello

    by teckster
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    4
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    198

    Welcome there is a lot of good people on this...

    Welcome there is a lot of good people on this site and I hope you use it to the fullest..
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    Hey crab here is what I would try.. what is the...

    Hey crab here is what I would try.. what is the subcooling and superheat as that will tell you what is really happening with the system. It sounds like you are not feeding enough freon to the evap...
  4. Replies
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    3,656

    Just a guess but if you slow the fan down (hope...

    Just a guess but if you slow the fan down (hope fully you have adjustable sheaves to get your attained 90 degree split) will your building temp come up to temp. If not take something and block the...
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    2,099

    Thank you guys for all your answers and I am...

    Thank you guys for all your answers and I am going to send the coupler that came to a lab to be tested as all the piping is over a brand new class 7 clean room and we don't want to take any chances. ...
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    2,099

    I was told today by a technician that glycol eats...

    I was told today by a technician that glycol eats the silver and will come apart after a couple years and I have never heard that. He said they had a bulding they had to redo because of this issue. ...
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    2,099

    stay bright solder

    Have any of you guys had any issues using stay bright solder on glycol systems? I cannot find if you can use it on chilled water with glycol. I have a customer asking me to give him a speck sheet...
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    3,825

    Thx control dude I did check the unit and it does...

    Thx control dude I did check the unit and it does have the 5 blade fans and the amprage is actually a little over the full load amps of the condenser fans. I did check the pressure on the R-22 freon...
  9. Thread: Cold shot

    by teckster
    Replies
    4
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    527

    Who are they??

    Who are they??
  10. Replies
    30
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    3,825

    Trane guys I have a question

    Ok here it goes I have a Trane mod. SEHFC754N167A8AD9C01A0W00G0K000RT008000 ser. C02c01857
    Let me first explain I am not a apprentice and I have a Trane unit as mentioned above that is having...
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    858

    I believe if you call carrier they will give you...

    I believe if you call carrier they will give you a disk for free its the key that is the expensive part.
  12. Replies
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    2,563

    Thanks guys I will tell him to move forward on...

    Thanks guys I will tell him to move forward on this unit and I will look it up.
  13. Replies
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    2,563

    Emmerson new controller E2 RX400

    Had a customer ask me if this was a good controller and I could not answer the question as I have not see one yet. I am wondering if you guys have see these and wondered if it was a decent...
  14. Replies
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    1,396

    a few years ago we did the remanufactured thing...

    a few years ago we did the remanufactured thing and the quality of the rebuild is not the same. Ask what they are replacing as far as bearings and such. We replaced three and in one season and once...
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    472

    Trane has a product that is envormentally safe...

    Trane has a product that is envormentally safe and works well on calcium. I can't rember the name but we have used it on condensors and flat plates and it works well. Call them and they will steer...
  16. Replies
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    1,810

    will you train other people other that Trane...

    will you train other people other that Trane employee's. As I am not a Trane employee. I did however think about going to Trane once but they don't pay there tech's well enough and they don't treat...
  17. I believe you have an air flow problem also what...

    I believe you have an air flow problem also what are the return and supply air temps? It sounds like you are overfeeding the evap and the txv is trying to maintain the superheat by shutting down and...
  18. Replies
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    19,518

    The first thing I reccomend is look to see who is...

    The first thing I reccomend is look to see who is sueing them.... We put one in and it does not work the 600 ton chillers (2) have been cleaned twice in the last 6 months and the unit does not work....
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    If you undo the stat wires at the control panel...

    If you undo the stat wires at the control panel will the unit still run?
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    616

    Are both units doing the same thing and what...

    Are both units doing the same thing and what voltage do you have? Is it a single phase motor? Or a 3 phase?
  21. They don't even know what I am talking about and...

    They don't even know what I am talking about and I have called many numbers which are in the book and they still don't know.
  22. Replies
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    3,321

    Is the issue when the compressors start to...

    Is the issue when the compressors start to engauge? Or when the fan starts?
  23. Replies
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    need more info

    We will be gald to help you but we need more info. What type of cooler is it? Freezer?? Cooler?? walk in reach in? what are the suction pressure and superheat and what is the discharge and subcool?...
  24. Metasys control board communication issue

    I have a 2MT3000 communication board that has been rebuilt 3 times and it still does not work. I have swapped the board with one that works and it works fine on the com wires. The board is a...
  25. Replies
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    I miss the old days

    What ever happened to natural slection if you screwd up you died and guess what you didn't breed and the next generation was stronger and that is how nature is set up. Now we are saving all the...
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