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Old 06-13-2022, 09:11 AM   #3
geezer#99
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Join Date: Aug 2009
Location: Bowser
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Re: Proportion valve leaking

You need to ‘mate’ the flare with the seat.
Make a new line and this time just snug it up, not tight yet. Loosen it and then tighten again. Only this time go a little tighter. Repeat that process going tighter and tighter about 6 times.
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