I was having that problem with my old 3qm30. Ended up replacing injectors and having injection pump rebuilt. After that no idle issues, and starting was a breeze. I also hauled up a cable to the compression release levers.
Doug Mountjoy C&C Landfall 39 1988 Sabre 34 1983 On Tue, Sep 6, 2022, 08:39 Nate Flesness via CnC-List <cnc-list@cnc-list.com> wrote: > So my 42 years new 2QM15 starts normally (a little black smoke), but > *suddenly* she won't hold a throttle setting and wpm wanders down > erratically, sometimes more throttle helps for a few seconds, sometimes > not, then she dies, > > The problem showed up at the same time I realized I had run her very low > on diesel. Have added diesel, checked air cleaner, replaced fuel filter, > done the normal fuel filter bleed, and as I said, she starts fine, but the > problem remains. I pulled the "brillo pad" filter inside the fuel tank > years ago, polished tank and fuel, and have used Biobior every winter since. > > Ideas most welcome! > > Nate > Sarah Jean > C&C 30-1 > St, Croix River > Hudson WI >
