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  1. Thank you for your input. I have run into...

    Thank you for your input. I have run into problems starting one particular freezer at another of our schools. I didn't pump it down when shutting off. And then when it came to restart it I flipped...
  2. I have done no adjusting of the txv. Just to let...

    I have done no adjusting of the txv. Just to let you know. Seeing how its been fine for the last couple years. I am concerned about having the leak that caused me to be low in the first place.

    So...
  3. Wow Barbar! You just caused high SH to my brain...

    Wow Barbar! You just caused high SH to my brain and we had meltdown.

    The SLHE is actually located after the txv bulb. Within about 6"of it though. What will that cause? Unit has been running a 0*...
  4. As stated earlier this is being used on a small...

    As stated earlier this is being used on a small walkin freezer. 404a. Line set is maybe 20ft. Condensing unit is on a mezzanine right above. This freezer has been shut down for about 3 months. BTW. I...
  5. Liquid Line/Suction Line Heat Exchanger purpose?

    Hello all,

    I have a question about a liquid line/ suction line heat exchanger.
    I ran across my first one the other day in a walkin freezer.

    What is the purpose of it besides raising my SH...
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    Hey all, Not meaning to hijack this thread ,but...

    Hey all, Not meaning to hijack this thread ,but what is the purpose of the unloaders.? do they disable the cylinder? I have never run into these that i know of at the school corp. i am employed by.
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    2,946

    Do you have a Y strainer on pipe going to it? if...

    Do you have a Y strainer on pipe going to it? if you do I guarantee that baby is limiting your flow too.pull the screen in it. flush flush and flush. both ways. then verify that you have good flow....
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    Not sure of your setup , the water guy should be...

    Not sure of your setup , the water guy should be able to answer that question if he really is a good treatment guy. I've had a cooling tower underground tank leak and contaminate the loop water...
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    I did a quick read , you say your water was 78...

    I did a quick read , you say your water was 78 degrees. Was that incoming or outgoing. if your sure the coil is clean and has good air. It's probably a water problem. I have 200 of these things in...
  10. Thread: TXV Cloging

    by Phmteck
    Replies
    23
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    1,903

    I don't know if any one else has had a some...

    I don't know if any one else has had a some filter media come apart but that can put some nasties into the TEV.
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    You could sort your way through this document....

    You could sort your way through this document.
    Or just give the NSF.org a call at 1-800-673-8010 they also have a email address to contact them by.. Im sure they can answer any question you have....
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    745

    Did you take the compressor only or the whole...

    Did you take the compressor only or the whole condensing unit. Alot of missing info here.

    http://www.heatcraftrpd.com/products/PDF%5CI&O%5CH-IM-77D.pdf
    I think this is the link of the coil he is...
  13. Replies
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    I just am worried to walk away from this thing...

    I just am worried to walk away from this thing since it has already take out 1 compressor and 2 gaskets. So i'm probably being over cautious and anal about the whole thing. Also The compressor is A...
  14. Replies
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    3,203

    What about a plugged TEV equalizer line? When I...

    What about a plugged TEV equalizer line? When I flushed evap i never actually flushed that line and shouldn't i get something out of that line when im flushing through the evap? I don't remeber...
  15. Replies
    49
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    3,203

    It is a Sporlan ZP TEV. This is correct right?

    It is a Sporlan ZP TEV. This is correct right?
  16. Replies
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    3,203

    Friday was chaos! putting out fires left and...

    Friday was chaos! putting out fires left and right since our temps here are heating up and humidity is super high. Every dirty coil or filter showed up. Not to mention a few loose belts.

    Anyway...
  17. Replies
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    My new gasket are supposed to be in this morning....

    My new gasket are supposed to be in this morning. I'll keep you all informed on the restart later tonight.

    Thank you all for the input.
  18. Replies
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    3,203

    Wouldn't it have showed up sooner then 3-4 months...

    Wouldn't it have showed up sooner then 3-4 months if there was oil hiding out in the evap?
    I just think it would have made it back quicker then that, but I wouldnt say its impossible.
  19. Replies
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    So the proper thing to do would be evac.open...

    So the proper thing to do would be evac.open system and reflush again..would you take oil from compressor and refill with clean AB blend? any good recomendations on a flush? like I said I've ony used...
  20. Replies
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    3,203

    Same height and 40' away , but line go up above...

    Same height and 40' away , but line go up above ceiling and back down to it.
  21. Replies
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    3,203

    the conversion was done years before I started...

    the conversion was done years before I started with the school corporation. It has been at least 7-10 years..
  22. Replies
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    3,203

    No CPR on the system. Just compressor condenser...

    No CPR on the system. Just compressor condenser reciever about 50-60 of lineset llsv txv evap and back. ..

    Hope i put those in the right order..
  23. Replies
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    That is what im saying and everyone at the supply...

    That is what im saying and everyone at the supply house says the same thing..i have a call into copeland to see if they have run into this problem before.. Something just dosen't add up .. luckily...
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    I'll try to answer all at once.. 1. Using AB...

    I'll try to answer all at once..

    1. Using AB Blend.
    2. Sorry on that -5* that was me converting the 25 psig and forgetting a period.
    3. Yes! it keeps blowing that little hunk out of the center...
  25. Replies
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    3,203

    sorry its from a phone..way too small. Dang it ...

    sorry its from a phone..way too small. Dang it

    center section the bottom edge.. if that helps
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