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  1. Thread: W.A Brown

    by -80 chuck
    Replies
    4
    Views
    709

    WA Brown

    We just completed a walk in freezer/cooler combination a few weeks ago that was supplied and assembled by them
  2. Thread: Pentane

    by -80 chuck
    Replies
    23
    Views
    2,010

    Pentane / Propane

    We use R290 medical grade propane. Pull system to 200 - 300 micron blank off depending on what extent of repairs we did to the ULT. Add R290 from 30" vac on gauge to 0 psig then to static pressure...
  3. Replies
    35
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    4,887

    drier

    That's why I use Bi flow driers. That way I am always right.:>
  4. Replies
    7
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    865

    The Coil Company. Used them several times and had...

    The Coil Company. Used them several times and had no problems.
  5. Thread: Revco -80

    by -80 chuck
    Replies
    9
    Views
    950

    If the leak is on the suction side you need some...

    If the leak is on the suction side you need some how take an oil sample. Because the high stage has a mix of 134a and 404a which means you have POE oil which does not get alond well with moisture....
  6. Replies
    3
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    654

    210 psi is to low for r 404A freon even at a 80...

    210 psi is to low for r 404A freon even at a 80 Degree ambient temp you should be running at least 250 to 260 PSIG.Does it have a TXV if so like was said in an earlier post what is the superheat. 5...
  7. Replies
    11
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    916

    Take your A/C in your car or truck.Run the a/c...

    Take your A/C in your car or truck.Run the a/c steady for several days.Let the car sit over the weekend start it up and turn on the a/c when the coil get`s nice and cold and wet some times you will...
  8. Replies
    11
    Views
    916

    take your A/C in your car or truck.Run the a/c...

    take your A/C in your car or truck.Run the a/c steady for several days.Let the car sit over the weekend start it up and turn on the a/c when the coil get`s nice and cold and wet some times you will...
  9. Replies
    339
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    44,664

    Duke we are neighbors

    Duke we are neighbors
  10. Replies
    14
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    3,800

    [

    [
  11. Replies
    13
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    5,461

    Tag team it with two tubro torches with the...

    Tag team it with two tubro torches with the biggest tip know to man!!!!!!!
  12. Replies
    6
    Views
    845

    Driers clogged?? What type of unit is this? MAKE...

    Driers clogged?? What type of unit is this? MAKE AND model? Heat pump or not.Had the same problem witk a trane heat pump package unit.Contractor before us repaired a leak on sub cooling line through...
  13. Replies
    17
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    2,194

    compressor faliures

    I would install a phase moniter and always change the contactor when you change out a compressor. Copeland will not honor a warranty claim if you do not install a new contactor,carrier will refuse a...
  14. Replies
    12
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    1,209

    I agree unless you want to clear ice off all...

    I agree unless you want to clear ice off all racks, Boxes, Ceiling and floor.
  15. Thread: Headmaster

    by -80 chuck
    Replies
    21
    Views
    2,162

    You could bypass it and install fan cycling...

    You could bypass it and install fan cycling switch for low ambient conditions.Had to many problems with head masters locking up and overall operating conditions.
  16. Replies
    16
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    1,571

    we work at several chem plants and was told that...

    we work at several chem plants and was told that several times.If there is no tie off point directly over head.The key point is you have a 4 ft lanyard with 2ft of extension, so if you on 6ft in the...
  17. Replies
    12
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    2,916

    freon

    Just Add 100 lbs more and let us know how it's running.
  18. Replies
    14
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    3,800

    company info

    I am service manager for controlled conditions corp in chesapeake va we are thermo Factory reps but like you we take care of pretty much the same equiptment enviromental chambers and pretty much any...
  19. Replies
    14
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    3,800

    Captian cascade

    What area are you in and what is your service area.
  20. Replies
    14
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    3,800

    jUST A THOUGHT DOES YOUR UNIT HAVE A DISCHARGE...

    jUST A THOUGHT DOES YOUR UNIT HAVE A DISCHARGE LOOP TO AID IN EVAPORATING THE CONDENSATE IF SO WHEN VAC WAS PULLED THIS COULD BE THE MEANS TO BRING MOISTURE INTO THE SYSTEM.
  21. Load the box with product let it run over night...

    Load the box with product let it run over night to make sure all product is down to temp. A box full of product will hold the box temp in the normal range and all your problems will go AWAY.
  22. Replies
    14
    Views
    3,800

    green slime

    pull freon and drier flush system with R11 flush kit and install new drier and recharge I have seen a green like substance in R22 systems when moisture is present but the R11 flush should take care...
  23. Replies
    26
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    2,478

    Lost Voltage

    If this is a carrier unit check the CLO board had problems with these before they will let trace voltage through but not enough to power the contactor coils.
  24. Thread: Trane Help

    by -80 chuck
    Replies
    37
    Views
    2,628

    DIY

    Leave your unit alone and call a pro out to make the repairs if you dont trust or like the price you got from the first call another company for a second opinion. You trying to work on your own unit...
  25. Replies
    7
    Views
    1,481

    Two Man Jobs

    We take care of several chem plants and it is stated in their contracts that we have two guys on site at all times for PM`s and service calls it is a pain when we get busy and we have to have two...
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