Posted 3/12/2016 10:43 (#5171203 - in reply to #5171143) Subject: RE: Air purge on tender trailer
Central Ohio
we have a separate air tank for this with a check valve on each end . only using 3/8 plastic air line works fine. Also have a T into the supply line on the trailer with a ball valve to fill this tank. we used stainless ball valve down on the end by the fill hose