Well it looks like a rebuild is in order. Thoughts? On Apr 11, 2014 2:37 PM, "Josh Muckley" <muckl...@gmail.com> wrote:
> Yep that's my plan. > On Apr 11, 2014 2:02 PM, "Della Barba, Joe" <joe.della.ba...@ssa.gov> > wrote: > >> Works great on Atomic 4s. I am not sure how I would use it on a diesel >> without access to the cylinders. You might have to remove injectors or >> glowplugs. >> >> >> >> *Joe Della Barba* >> >> >> >> *From:* CnC-List [mailto:cnc-list-boun...@cnc-list.com] *On Behalf Of *Josh >> Muckley >> *Sent:* Friday, April 11, 2014 11:14 AM >> *To:* C&C List >> *Subject:* Re: Stus-List Yanmar 3HM35F low compression >> >> >> >> Joe, >> >> Does it work or is that just what the label says? >> >> I would use it the same way except maybe roll the engine by hand first to >> release some of the oil. >> >> Josh >> >> On Apr 11, 2014 11:09 AM, "Della Barba, Joe" <joe.della.ba...@ssa.gov> >> wrote: >> >> Marvel Mystery Oil has been unsticking rings since the 1920s, but I am >> not sure how to use it with a diesel. For a gas engine you remove the >> sparkplugs and pour some in. >> >> >> >> *Joe Della Barba* >> >> Coquina >> >> *From:* CnC-List [mailto:cnc-list-boun...@cnc-list.com] *On Behalf Of *Josh >> Muckley >> *Sent:* Friday, April 11, 2014 11:01 AM >> *To:* C&C List >> *Subject:* Re: Stus-List Yanmar 3HM35F low compression >> >> >> >> Bill, >> >> Mine was smoking a bit last season too but I attributed it to an >> incorrectly adjusted Max-prop. My hypothesis may have mislead me to not >> recognize a low power condition. >> >> Anybody ever use any of the snake oil products that are supposed to free >> stuck rings? "Rislone Compression Restore and Ring Seal" is just one of >> many I came across. The ones you pour in the cylinder seem more legit than >> the ones you add to the oil. >> >> Josh >> >> On Apr 11, 2014 10:48 AM, "Bill Coleman" <colt...@verizon.net> wrote: >> >> This is very interesting. >> >> The Landfall 39 here in Erie that Lloyd Lippe in TX bought smoked a >> lot. The Previous owner was a C&C dealer in the day, and had a yard. I >> talked to the manager once, he said they did everything to this engine to >> figure out the smoking problem and could never solve it. I'll bet you are >> right on about the stuck rings. I am not sure if it ever cleared up for >> Lloyd. >> >> >> >> Bill Coleman >> >> C&C 39 >> >> >> >> *From:* CnC-List [mailto:cnc-list-boun...@cnc-list.com] *On Behalf Of * >> bria...@aol.com >> *Sent:* Friday, April 11, 2014 8:10 AM >> *To:* cnc-list@cnc-list.com >> *Subject:* Re: Stus-List Yanmar 3HM35F low compression >> >> >> >> A thought on Josh's 3HM35F engine issues.... >> >> >> >> My "new to me" boat had been on the hard for years (4+, at least), and >> required a emptying and cleaning of the fuel tank, new filters, and a >> rebuild of the injection pump just to get my YANMAR 4JH-TE started. It >> seemed to run fine, and we ran it for many hours at various speeds >> dockside, then changed the oil and filter again. >> >> >> >> Still more smoke than I would like in the exhaust. In any case, pressed >> for time, I set out for return to Virginia from Gulf Coast, Florida. In the >> first 8 hours of running time, used more than 1/2 quart of oil, then >> something changed. Less smoke in the exhaust, much more power, smoother >> idle. >> >> >> >> From that point on used no more oil on the whole trip up to Virginia. At >> least 65 more hours of running time. >> >> >> >> I suspect my engine had stuck rings, and that the combination of running >> it and fresh oil "unstuck" them. Perhaps this applies to Josh's engine, as >> well, although I'm not sure how he can run it if it won't start. According >> to my diesel mechanic, the engine should start and run with the compression >> he has, just won't produce much power, and may smoke. I'm thinking his >> starting problem is elsewhere and would suspect the injection pump. >> >> >> >> Bill >> >> >> >> *MYSTY* >> >> Landfall 39 >> >> >> >> Virginia >> >> >> >> In a message dated 4/11/2014 5:19:11 A.M. Eastern Daylight Time, >> muckl...@gmail.com writes: >> >> Hey folks, >> >> It appears that I have low compression (130psi and 160psi) on 2 >> cylinders. During the first start of the season the engine started rough >> and powered the boat just long enough to get to the travel lift and then >> stalled when I throttled down. I did not attempt to restart because I was >> in the lift well. Upon relaunch, 5 days later, the engine just won't >> catch. It kinda acts like it wants to, which I assume is the single >> cylinder that has enough compression to fire. >> >> An additional symptom was unusually high crankcase pressure as indicated >> by the dipstick that ejected from the engine. A zip-tie was enough to >> secure it for the trip to haul-out. >> >> I have ensured fuel and spray pattern. Changed and cleaned injectors. >> Tried starting fluid. Attempted to use hot air at the air intake. >> Cleaned/removed air cleaner. Checked valve lash/operation. Checked >> exhause elbow. Checked compression. >> >> Stuck rings seem to be the most common diagnosis. Any thoughts or >> suggestions would be appreciated. >> >> I think the bigger decision for me and the question for y'all is, what >> should I do from here. Rebuild? Replace? If I replace should I modernize >> or stick with a remanufactured 3HM35? If I modernize, should I stick with >> 30hp or go for something bigger. I fear that anything other than a 3HM35F >> will cause delays due to configuration and fit. Is it worth it or is that >> fear unfounded? If I rebuild should I do it myself? I fear a long >> turnaround and more delays. >> >> As you can probably tell I am leaning towards replacing with a >> remanufactured 3HM35F but I also don't want to miss other opportunities. >> >> Thanks, >> >> Josh Muckley >> S/V Sea Hawk >> 1989 C&C 37+ >> Yanmar 3HM35F >> Solomons, MD >> >> >> >> _______________________________________________ >> 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 >> >> _______________________________________________ >> This List is provided by the C&C Photo Album >> http://www.cncphotoalbum.com >> CnC-List@cnc-list.com >> >>
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