Guys, welcome to the club !!!! In just a little bit, some of the frequenters will pick up this thread and admonish you as just being a bunch of whiners ! lol
Its ridiculous. When my controller failed, there was noticeable water in the well where it sits. And, remember, I had the "upgraded" o-ring seal.
Yes, the whole purpose of this electronic controller gadget is to slow down the speed of the circulatory motor (fuel pump) so as to prolong filter life. Its the engineering mentality of the maker. Remember the servo brakes ? Answering questions that nobody was asking and making things overcomplicated.