Posted 9/8/2017 09:43 (#6235920 - in reply to #6235839) Subject: RE: To drain or not to drain. hay preservative
north-central Indiana west of Fulton
We do both of ours and leave some rv antifreeze in them. I think you need to keep some type of liquid in the pump at all times after use. Pump failures have come when the pump had been left empty for a time , from draining antifreeze before new season's acid was added .