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    alexande's Avatar
    alexande Posts: 2, Reputation: 1
    New Member
    		  
    #1

    Jul 17, 2010, 04:55 PM
    Refrigeration system 410a pressures
    What should suction pressure be at indoor temp. of 79 degrees?
    alexande's Avatar
    alexande Posts: 2, Reputation: 1
    New Member
    		  
    #2

    Jul 17, 2010, 05:25 PM
    What should suction pressure be at 78 degrees indoor temp.
    On a 410a 3 ton a c system what should suction pressure be at 78 degree indoor temp.
    wmproop's Avatar
    wmproop Posts: 3,749, Reputation: 91
    Ultra Member
    		  
    #3

    Jul 17, 2010, 05:33 PM
    Indoor temp.
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #4

    Jul 18, 2010, 04:57 AM

    You will need to do a superheat or subcooling calculation to get the readings necessary for proper operation.

    Do a Google on the items above for a complete description.
    mazin22's Avatar
    mazin22 Posts: 1, Reputation: 1
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    #5

    Apr 4, 2011, 08:23 AM
    Ask :the secution pressure for R134a in air conditioning system
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