Posted 12/3/2012 23:16 (#2731704 - in reply to #2731696) Subject: Re: diesel tank. empty or full for winter.
Full. That will help prevent condensation from forming in the tank. I'd mix in a micro biocide also to prevent any algae growth. We had some issues with that a few years ago in a tank that was empty for the winter months and we had issues with clogging fuel filters for a few years.