Ha, I knew someone would ask! I forgot to time it :( But I'd put my estimate at around 2 minutes. The flow was faster than I expected and I was surprised at how much volume the engine took up before it came out the other end.
Sébastien Lemieux Merlot X - C&C 30 mk2 1987 Mooney Bay - Lake Champlain On Oct 21, 2012, at 11:49, D.Drake wrote: > I would be interested to know how many minutes it took you to complete the > procedure ? > > On 21/10/2012 11:00 AM, Sébastien Lemieux wrote: >> Thanks to all for the info, the procedure went very well! At least so it >> seem! >> >> It finally took 2 gallons of antifreeze before the water was completely >> flushed. >> >> Sébastien Lemieux >> Merlot X - C&C 30 mk2 1987 >> Mooney Bay - Lake Champlain >> >> On Oct 20, 2012, at 11:11, Sam Salter wrote: >> >>> The 2GM20F is a freshwater cooled engine with a heat exchanger taking heat >>> out of the antifreeze that permanently surrounds the cylinder block and >>> head. So there is no need to get concerned about the thermostat as that is >>> part of the circuit that contains antifreeze and you are not going to,drain >>> that. >>> The circuit that contains the raw water is: >>> Through hull suction, strainer, raw water pump, heat exchanger, exhaust >>> elbow, water muffler, exhaust through hull. >>> I don't put any antifreeze through that circuit; just drain it by opening >>> the tap at the back of the heat exchanger; opening the drain on the >>> strainer; taking off the raw water pump and removing the impeller; opening >>> the drain on the water muffler. That completely drains the raw water >>> circuit - done. Reverse order in the spring! >>> My boat is on a lake and I pull it in the fall, so it's currently on the >>> hard. If I was in salt water I'd probably flush freshwater through it >>> before I drained it. >>> >>> sam :-) >>> C&C 26 Liquorice >>> Ghost Lake Alberta >>> >>> >>> On 2012-10-20, at 5:37 AM, "D.Drake" <d...@rogers.com> wrote: >>> >>>> Well I never actually timed the process ,but I have never had to rush >>>> around during it either ! It is a little SB 8 so how much water does it >>>> really need (haha) >>>> On 20/10/2012 7:12 AM, dwight veinot wrote: >>>>> 3-4 minutes…your pump is very slow…mine puts at least 4 L through per >>>>> minute…I am surprised that you don’t have a cooling problem >>>>> >>>>> Dwight Veinot >>>>> C&C 35 MKII, Alianna >>>>> Head of St. Margaret's Bay, NS >>>>> From: CnC-List [mailto:cnc-list-boun...@cnc-list.com] On Behalf Of D.Drake >>>>> Sent: October 20, 2012 8:04 AM >>>>> To: cnc-list@cnc-list.com >>>>> Subject: Re: Stus-List Winterizing a 2GM20F >>>>> >>>>> Sebastion >>>>> That's pretty much how I go about it with the exception that I have crew >>>>> monitor the bucket of antifreeze to ensure that it never goes dry . >>>>> It takes my SB 8 Yanmar about 3-4 minutes to start spewing antifreeze out >>>>> of the exhaust . at which point I stop the engine . The next step is to >>>>> open the cooling circuit drain on the right (Portside) side of the >>>>> engine to ensure that antifreeze is past the thermostat .The important >>>>> thing is to get as much water out of the internal engine circuits as >>>>> possible and fill it with antifreeze >>>>> >>>>> >>>>> >>>>> On 19/10/2012 10:53 AM, Sébastien Lemieux wrote: >>>>>> I'll be winterizing my 2GM20F for the first time tomorrow (saturday) and >>>>>> would like some advices on the practical way to fill up the raw water >>>>>> circuit with antifreeze. I plan on detaching the intake tube of the raw >>>>>> water circuit from the seacock and putting it in a bucket filled with >>>>>> antifreeze (I'm aiming for 2 gallons, is that enough?). >>>>>> Then, I assume I need to start up the engine and >>>>>> wait until antifreeze comes out from the exhaust thruhull. >>>>>> >>>>>> Should I just crank up the engine (with decompression lever open)? If I >>>>>> need to start the engine, how long should I expect to it? Do you leave >>>>>> the tube in the bucket unattended while you stand near the control panel >>>>>> to stop the engine? >>>>>> >>>>>> Thanks in advance! >>>>>> >>>>>> Sébastien Lemieux >>>>>> Merlot X - C&C 30 mk2 1987 >>>>>> Mooney Bay - Lake Champlain >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> _______________________________________________ >>>>>> This List is provided by the C&C Photo Album >>>>>> http://www.cncphotoalbum.com >>>>>> CnC-List@cnc-list.com >>>>> >>>>> -- >>>>> D.Drake 73 Jensen Healey C&C 26 >>>>> No virus found in this message. >>>>> Checked by AVG - www.avg.com >>>>> Version: 2012.0.2221 / Virus Database: 2441/5341 - Release Date: 10/19/12 >>>>> >>>>> >>>>> _______________________________________________ >>>>> This List is provided by the C&C Photo Album >>>>> http://www.cncphotoalbum.com >>>>> CnC-List@cnc-list.com >>>> >>>> -- >>>> D.Drake 73 Jensen Healey C&C 26 >>>> _______________________________________________ >>>> This List is provided by the C&C Photo Album >>>> http://www.cncphotoalbum.com >>>> CnC-List@cnc-list.com >>> _______________________________________________ >>> This List is provided by the C&C Photo Album >>> http://www.cncphotoalbum.com >>> CnC-List@cnc-list.com >> >> >> >> _______________________________________________ >> This List is provided by the C&C Photo Album >> http://www.cncphotoalbum.com >> CnC-List@cnc-list.com > > -- > D.Drake 73 Jensen Healey C&C 26 > _______________________________________________ > This List is provided by the C&C Photo Album > http://www.cncphotoalbum.com > CnC-List@cnc-list.com
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