Quote Originally Posted by Zog View Post
If you are using Jabsco pumps, the manual indicates that winterization consists of simply loosening the screws on the cover plate of the pump to allow the water to drain. Of course, this doesn't cover the lines or ballast bags, but since those are flexible tubing, the likelihood of damage due to freeze in that tubing is minimal. You could have damage to the hard fittings on the ends though if you don't get the water out.
Who would have thought to look at the manual LOL