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

    Sep 22, 2009, 07:42 PM
    How to replace ,Boiler auto air vent
    The air vent sits atop an air scoop with expansion tank under. How do I replace the air vent? Each time I try water spurts out! ( Rookie ) Please help. Thanks
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    Sep 23, 2009, 01:46 PM
    Shut off the water supply and drain down the boiler just a bit. Then you should be able to remove the old and install the new.

    Naturally before you do any of this make sure the power is off for the boiler.
    jboissy16's Avatar
    jboissy16 Posts: 1, Reputation: 1
    New Member
    		  
    #3

    Mar 8, 2012, 04:45 AM
    Couldn't you isolate it with the shut off valves
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