Date: April 24, 2008 at 08:18:20 From: Andreas, [enter.wikon.de] Subject: Re: Rotary valve
Regarding the rotary valve oil tank: There is a rubber seal in the cover cap. A little bit of air doesn't matter. The cover cap of the water system opens at 20PSI, usually you haven't more then 3-7 PSI. So, don't be worried. Andreas