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  1. 08-03-2013, 08:06 AM #1
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    kefah
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    the check valve in airconditioning



    hi
    what is the utility of check valve between the compressor discharge and the reversing valve


  2. 11-03-2013, 10:50 PM #2
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    Aircon467
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    To ensure correct flow direction of refrigerant.

    (If i have understood the question.)
  3. 11-03-2013, 10:55 PM #3
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    The Viking
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    Re: the check valve in airconditioning

    To prevent migration of refrigerant to the compressor head during the off cycle.



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  4. 11-03-2013, 11:14 PM #4
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    Re: the check valve in airconditioning

    If its a rotary compressor it will also stop it spinning backwards when the system turns off.
    Mostly found in Oxfordshire, UK :)
  5. 24-03-2013, 07:24 PM #5
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    kefah
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    Re: the check valve in airconditioning

    thank u all
    please close the thread
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