Diesel engines CAN be fogged. Yanmars are a little frustrating though since they don't have glow plugs (like spark plugs) to remove for fogging. Mine was a real turd to get started the following season and I opt for rolling the engine as often as possible through the winter months.
Josh Muckley S/V Sea Hawk 1989 C&C 37+ Solomons, MD On Tue, Jan 21, 2020, 3:20 PM Della Barba, Joe via CnC-List < cnc-list@cnc-list.com> wrote: > I have never had an issue with my engine from sitting during the winter, > but I do very generously treat it with fogging oil. > > I am not sure about a diesel though, it might use the fogging oil for fuel > L > > > > > > *Joe Della Barba Coquina C&C 35 MK I* > > *www.dellabarba.com <http://www.dellabarba.com>* > > > > > > > > *From:* CnC-List [mailto:cnc-list-boun...@cnc-list.com] *On Behalf Of *Josh > Muckley via CnC-List > *Sent:* Tuesday, January 21, 2020 4:14 PM > *To:* C&C List <cnc-list@cnc-list.com> > *Cc:* Josh Muckley <muckl...@gmail.com> > *Subject:* [EXTERNAL] Re: Stus-List Condensation > > > > The trouble with engine condensation and keeping a boat in the water is > that the wet muffler creates a loop seal and will push/pull moist air > through the engine cylinders. In my case it resulted in stuck piston rings > as indicated by low compression. Unbeknownst to me, the OEM suggests > bagging the intake and plugging the exhaust. Instead, I have chosen what I > think is a more conservative approach. I installed a 100w (120v) engine > block heater to drive out the moisture, and to keep the air from being > push/pulled I loosen the 4 bolts holding the exhaust goose neck. > > > > As for moisture in the cabin, the heat from the engine helps keep things > from freezing and drives out the moisture to help keep things from getting > mildew. In addition, I keep a household dehumidifier running full blast > 24/7. Between the block heater and the dehumidifier the cabin is less than > 40% humidity and usually better than 50°F. > > > > Keeping air flow is the other key to mildew and moisture management. > > > > Josh Muckley > > S/V Sea Hawk > > 1989 C&C 37+ > > Solomons, MD > > > > On Tue, Jan 21, 2020, 1:18 PM Bill Coleman via CnC-List < > cnc-list@cnc-list.com> wrote: > > I wonder if anyone has any profound opinions on condensation, two aspects > in particular I am concerned with. > > One is in the engine, I have seen boats who have plugged the exhaust > pipe(s), and maybe even the intake inside the boat – > > > > And also in the cabin. I usually leave a hatch and something else on the > other end of the boat open, so some air can circulate throughout the winter. > > Then I began to doubt the usefulness of this a couple weekends ago, when > It hit 71 here, and was still 45 down in the cabin. > > I noticed lots of condensation below, which really bothers me. > > > > Does anyone know what the best solution is ? > > > > Bill Coleman > > Erie PA > > _______________________________________________ > > Thanks everyone for supporting this list with your contributions. Each > and every one is greatly appreciated. If you want to support the list - > use PayPal to send contribution -- https://www.paypal.me/stumurray > > _______________________________________________ > > Thanks everyone for supporting this list with your contributions. Each > and every one is greatly appreciated. If you want to support the list - > use PayPal to send contribution -- https://www.paypal.me/stumurray > >
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