I’ve troubleshot a few and for what it’s worth I’ve not seen one here with an exhaust elbow issue on the Great Lakes. This is always cited online as a trouble spot but it appears to be much less of a concern in Fresh water. The three I’ve checked were original and clear of obstructions.
Dave 33-2 windstar. Sent from my iPhone > On Jun 26, 2022, at 9:49 PM, Tom Buscaglia via CnC-List > <cnc-list@cnc-list.com> wrote: > > Yanmar exhaust elbows are evil. I’ve has Alera for 10 years and am on my > third. > > Tom Buscaglia > S/V Alera > 1990 C&C 37+/40 > Vashon WA > P 206.463.9200 > C 305.409.3660 > > >>> On Jun 26, 2022, at 6:00 PM, Rod Stright via CnC-List >>> <cnc-list@cnc-list.com> wrote: >>> >> If replaced should be good just a common problem with the symptoms you >> described. >> >> Rod >> >> Sent from my iPhone >> >>>> On Jun 26, 2022, at 9:50 PM, Robert Abbott <robertabb...@eastlink.ca> >>>> wrote: >>>> >>> Rod >>> >>> Mixing elbow, muffler (from small SS to larger resin) and exhaust hose were >>> all replaced a few years back. I'd be surprised if the problem was there. >>> >>> Rob >>> >>> >>> >>> On 2022-06-26 2:59 p.m., Rod Stright wrote: >>>> Mixing elbow can cause problems like you experienced. >>>> >>>> From: Robert Abbott via CnC-List <cnc-list@cnc-list.com> >>>> Sent: June-26-22 12:40 PM >>>> To: Josh <muckl...@gmail.com>; Stus-List <cnc-list@cnc-list.com> >>>> Cc: Robert Abbott <robertabb...@eastlink.ca> >>>> Subject: Stus-List Yanmar 2 GMF >>>> >>>> Bottom and prop is clean....boat is launched every Spring after Winter >>>> layup. >>>> >>>> Checked the throttle cable and that seems to be fine....most likely a fuel >>>> issue.... >>>> >>>> On 2022-06-26 11:44 a.m., Josh wrote: >>>> Is the bottom and prop clean? >>>> >>>> Jun 26, 2022 09:39:09 Robert Abbott via CnC-List <cnc-list@cnc-list.com>: >>>> >>>> >>>> Went to take the boat out Friday for a short sail .....motoring out >>>> heading into a12 knt breeze....started to increase the RPM's and found the >>>> engine wouldn't rev about 2,100 RPM's ....marine diesel's are not supposed >>>> to be that complicated but they are to me. I wouldn't know where to start >>>> to trouble shoot....getting a mechanic to deal with it this week. I spoke >>>> to him and told him the situation and he thinks it is a fuel >>>> problem....engine not getting enough fuel....my fuel tank and fuel should >>>> be clean as I had the bottom of it replaced 2 years ago and the 2 fuel >>>> filters replaced. He thinks one or both of the filters are restricting the >>>> fuel flow.....I hope he is right but I don't think so. >>>> >>>> Possibly many are causes....restricted fuel injectors, fuel pump, etc. >>>> ....the engine has never been serviced in the 16 years I have had the boat >>>> >>>> Any insight or guidance to help greatly appreciated. >>>> >>>> Rob Abbott >>>> AZURA >>>> C&C 32 - #277 >>>> Halifax, N.S. >>>> >>>> >>>
