Marek, Thank you for your very detailed procedure.
What type and size of air compressor what you recommend for this job? On Mon, Oct 9, 2017 at 2:37 PM Marek Dziedzic via CnC-List < cnc-list@cnc-list.com> wrote: > Tom, > > > > This is how I do it: > > > > 1. drain water from the fresh water tank (does not need to be completely > empty) > > 2. drain water from the water heater > > 3. highly advisable - install a water heater by-pass (multiple models > available from RV supply; but I strongly suggest getting one with *TWO > valves *( > https://www.amazon.ca/Valterra-P23503LFVP-Water-Heater-Pass/dp/B00HSO57LS/ref=sr_1_2?s=automotive&ie=UTF8&qid=1507576917&sr=1-2&keywords=water+heater+bypass) > > > 4. disconnect the system from the pump (above the pump) > > 5. - purge any remnants of water from the system using compressed air (for > that you may need an adapter that can be purchased from any RV place or > online (e.g.: > https://www.amazon.ca/Camco-36143-Brass-Quick-Connect/dp/B002XL2IEA) - > you may need to MacGyver an adapter using the above and various length of > hose, nipples etc.). > > 6. when you do it, close all faucets and then open one at a time (do it > for each faucet on cold and hot water) > > 7. this would be especially complicated for hot water, as your heater > would have plenty of water to be purged. > > 8. engage the water heater bypass > > 9. disconnect pump from the supply line from the tank. > > 10. attach to the pump a length of appropriate hose and put it into a jug > of antifreeze > > 11. run the pump drawing AF from the jug until the pink stuff comes out of > each and every faucet > > 12. repeat 4.-6., this time to evacuate any remnants of AF > > > > You would need to modify this list to get the water out of the galley pump > and water lines. It would be a modification of 4.-6. Or is the foot pump > getting water from the lake? If so, you simply close the through-hull, > disconnect the hose, put it into the AF jug and pump. (btw. the same > procedure as for the supply side of the head). > > > > If you have a cockpit shower, don’t forget it in your procedure > > > > Never put AF into the water heater - it is difficult to drain, you would > need 5-6 gal of it to fill it, supposedly, it can turn into a > cotton-candy-like mush, if heated and you would have a hard time getting > the taste out of the water after this. > > > > If you have an ice-box, the chances are that you have a pump that pumps > out water from the bottom of it. Make sure that you winterise it, as well. > > > > If you have a drain in the head (shower sump?), make sure that you > winterise it, as well. > > > > I hope I don’t need to mention that you need to winterise properly the > head. It is not enough to just put some AF into the bowl and pump it out. > You need to put AF into the supply side, as well. > > > > If this list scares you, it should not; it is much easier than it sounds. > > > > Marek > > > > 1994 C270 ”Legato” > > Ottawa, ON > > (the above procedure is still ahead of me, but I usually do it on the hard) > > > > > > > > > > *From:* CnC-List [mailto:cnc-list-boun...@cnc-list.com] *On Behalf Of *Tom > Lynch via CnC-List > *Sent:* Monday, October 9, 2017 14:59 > *To:* cnc-list@cnc-list.com > *Cc:* Tom Lynch <thomasmly...@gmail.com> > *Subject:* Stus-List Fresh water plumbing winterizing > > > > What's the best practice for Winterizing the fresh water system? > > > > My system: > > > > 40 gallon tank estimated > > Water heater > > Pressurized water pump > > 2 fixtures hot / cold from the pump > > 1 fixture in the galley from a foot pump. > > > > My boat is on Lake Superior northern WI. And no I cannot sail it to > warmer climate for the winter. > > > > Tom Lynch > > S/V IndoIrish > > C&C 33 MKII > > Bayfield WI - Lake Superior > _______________________________________________ > > The bills have started coming in for the year 2018 and have gone up > again. October will be our fund raising month. Please consider sending a > small contribution to help keep this list running. Use PayPal to send > contribution -- https://www.paypal.me/stumurray > > All contributions are greatly appreciated! >
_______________________________________________ The bills have started coming in for the year 2018 and have gone up again. October will be our fund raising month. Please consider sending a small contribution to help keep this list running. Use PayPal to send contribution -- https://www.paypal.me/stumurray All contributions are greatly appreciated!
