Gotcha...I think we were all afraid that a mysterious part of the engine was lying in wait to fail. On May 6, 2015 5:48 PM, "ahycrace--- via CnC-List" <cnc-list@cnc-list.com> wrote:
> Crossover elbow...Mixing elbow...exhaust elbow....Gizmo that mixes the > exhaust with the hot water from the heat exchanger. These things get packed > with carbon every so often and must be changed or at least cleaned out. It > is better to just change the thing. > > Gary K > ---- Josh Muckley via CnC-List <cnc-list@cnc-list.com> wrote: > > "What's a cross over elbow?" I was wondering the same thing... > > On May 5, 2015 6:29 PM, "Richard Bush via CnC-List" < > cnc-list@cnc-list.com> > > wrote: > > > > > OK, what's a crossover elbow? > > > > > > > On May 5, 2015, at 5:58 PM, ahycrace--- via CnC-List < > > > cnc-list@cnc-list.com> wrote: > > > > > > > > Tom > > > > I had the same problem and it turned out to be the crossover > > > elbow, changed it and the problem went away. You can get a kit with > all new > > > bolts and gaskets from oldport marine in Newport RI. (Yanmar 3gm30) I > hear > > > it is a common thing. It was easy to do. > > > > > > > > Gary > Kolc > > > > ---- Chuck S via CnC-List <cnc-list@cnc-list.com> wrote: > > > >> I clean my copper tube heat exchanger with 1/8" diameter wooden > dowels > > > bought from an art supply store like Michaels. Once a year. Pipe > cleaners > > > would be better, but can't find them anymore. > > > >> > > > >> > > > >> Chuck > > > >> Resolute > > > >> 1990 C&C 34R > > > >> Broad Creek, Magothy River, Md > > > >> > > > >> ----- Original Message ----- > > > >> > > > >> From: "svpegasu...@gmail.com via CnC-List" <cnc-list@cnc-list.com> > > > >> To: cnc-list@cnc-list.com > > > >> Sent: Tuesday, May 5, 2015 12:51:55 AM > > > >> Subject: Re: Stus-List Overheating as high RPM only > > > >> > > > >> > > > >> > > > >> If you have a heat exchanger, that could be getting clogged. Open > the > > > end/s and look at the tubes. Sea water flows through these cooling the > > > coolant. Over time they plug up and need to be cleaned. I use a long > drill > > > bit and doubled up 0.040 safety wire, then a bore brush. > > > >> > > > >> > > > >> > > > >> > > > >> > > > >> > > > >> > > > >> Doug Mountjoy > > > >> > > > >> svPegasus > > > >> > > > >> LF38 > > > >> > > > >> just west of Ballard, WA. > > > >> > > > >> > > > >> > > > >> > > > >> ------ Original message------ > > > >> > > > >> From: Tom Buscaglia via CnC-List > > > >> > > > >> Date: Mon, May 4, 2015 18:19 > > > >> > > > >> To: cnc-list@cnc-list.com ; > > > >> > > > >> Subject: Stus-List Overheating as high RPM only We did a run last > > > weekend to a local harbor for the weekend. Windwas fluky and it was a > short > > > trip so we were motoring. Alera has aYanmar 3HM35 with around 700 > original > > > hours and was running fine at ourusual cruising RPM of 26-2800 on the > tach. > > > The hot alarm went offand I let her cool down and then ran at a lower > ROM > > > (1800 or so) and nomore alarms. When I got to our destination, I > cleaned > > > out the rawwater trap as it was pretty crapped up. On the way back the > > > alarmwent off again but this time all I had to do was throttle back to > > > around2200 and it was fine. Much less steam/smoke that on the wayout. > > > >> > > > >> Today I checked the fan belt on the pump and it was a little loose > so > > > Itightened that. I'll be getting her hauled next week for a > pressurewash, > > > prop grease and zinc replacement, and will check the intakethen. > > > >> > > > >> Aside from the intake, belt and crap trap, anything else I > shouldcheck? > > > >> > > > >> Tom B > > > >> > > > >> > > > >> Tom Buscaglia > > > >> SV Alera > > > >> 1990 C&C 37+/40 > > > >> Vashon Island WA > > > >> (206) 463-9200 > > > >> www.sv-alera.com > > > >> > > > >> > > > >> _______________________________________________ > > > >> > > > >> Email address: > > > >> CnC-List@cnc-list.com > > > >> To change your list preferences, including unsubscribing -- go to > the > > > bottom of page at: > > > >> http://cnc-list.com/mailman/listinfo/cnc-list_cnc-list.com > > > > > > > > > > > > _______________________________________________ > > > > > > > > Email address: > > > > CnC-List@cnc-list.com > > > > To change your list preferences, including unsubscribing -- go to the > > > bottom of page at: > > > > http://cnc-list.com/mailman/listinfo/cnc-list_cnc-list.com > > > > > > > > > > _______________________________________________ > > > > > > Email address: > > > CnC-List@cnc-list.com > > > To change your list preferences, including unsubscribing -- go to the > > > bottom of page at: > > > http://cnc-list.com/mailman/listinfo/cnc-list_cnc-list.com > > > > > > > > > _______________________________________________ > > Email address: > CnC-List@cnc-list.com > To change your list preferences, including unsubscribing -- go to the > bottom of page at: > http://cnc-list.com/mailman/listinfo/cnc-list_cnc-list.com > >
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