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    poker1's Avatar
    poker1 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Mar 7, 2010, 03:00 PM
    Can you just change out the coil box from r22 to r410a
    I have a 2007 r22 indoor unit that has never been hooked up can I just change the coil box to 2410a box
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    Mar 7, 2010, 03:54 PM
    No but some coils from 2007 are compatible with the pressures of R-410A refrigerant. You will have to check with the manufacturer of the coil.
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