[C320-list] What is top RPM ? (for Perkins)

[MARTIN and SUSAN RAPHAEL]

Now that this is coming up again, can anyone recall the max and cruising RPMs for the Perkins M30?
 
> Date: Mon, 23 Jun 2008 15:32:38 -0700> From: obuoy4848 at sbcglobal.net> To: C320-List at Catalina320.com> Subject: Re: [C320-list] What is top RPM ?> > Sailors are not supposed to understand engines-----DUH---that is why we have sailboats. My 14 year old hull #219 has 239 hours on the engine--hardly enough to require an OIL change!> But, it is good to know what the engine is supposed to do, so----if you need it--you should be able to rely on it.> I agree, get a good shop manual and use it as a study guide every chance you get. Re-read it from time to time to reacquaint yourself with the things you allow to slip through your memory.> Ken Cathey OBUOY #219> > Joe Abbagnaro <jabbagna at gmail.com> wrote:> I thought a dirty bottom would affect overall boat speed not RPM> The Prop is the orginal that came with the boat.> > Joe> > On 6/23/08, Pat Moriarty > wrote:> > OR THE RIGHT PROP PITCH OR A CLEAN BOTTOM> >> >> > At 03:13 PM 6/23/2008, you wrote:> > > Jeff> > >> > > Wow 3600 Max RPM .... I think Wide Open Throttle for me> > > is only 2900 RPM ..... Wonder if I have a cable adjustment problem....> > >> > > Joe> > >> > > On 6/23/08, catalina at thehares.com wrote:> > > > Hmm...> > > >> > > > I have to admit that I closed my Yanmar manual as fast as I opened it.> > > > It's pretty much a steaming pile of bad english. I never could find> > > > anything I was looking for in it. Now, having a decent Shop manual> > > > written by people who both know how to write and also understand the> > > > engine would be worth looking at.> > > >> > > > But to answer Joe's question with a general response:> > > >> > > > 1) 3600 is MAX RPM> > > > 2) 3200 for a limited time (~hour or less)> > > > 3) 2200-3000 indefinitely. (We motored for 9 hours straight once at> > > > roughly 2900 rpm and it purred the whole time.) Well, that's what it> > > > sounded like with my hearing protection on... :)> > > >> > > > -Jeff H.> > > >> > > > > Orlando> > > > >> > > > > I know its there ..... but no not looked at in detail.> > > > > We have been working on other projects since we recently purchased> > the> > > > > boat.> > > > > Installed a Garmin GPS, new ICOM DSC radio with remote MIC, New> > > > > Battery charger, and finishing up the Auto Pilot install. Guess I have> > > > > more homework to do ..... 8^)> > > > >> > > > > Oh and also taking some time to figure out how to sail the boat ...> > 8^)> > > > >> > > > > Joe .> > > > >> > > > >> > > > >> > > > > On 6/23/08, Orlando.Duran at averydennison.com> > > > > wrote:> > > > >> Take a look at the power curve...gives you an excellent view into> > RPM's> > > > >> vs fuel consumption....> > > > >>> > > > >> So what you're saying is that you've never actually looked at> > manual..> > > > >> :)> > > > >> ----------------------------------> > > > >> Regards,> > > > >> OD> > > > >>> > > > >> Sent from my BlackBerry Wireless Handheld> > > > >>> > > > >>> > > > >> ----- Original Message -----> > > > >> From: "Joe Abbagnaro" [jabbagna at gmail.com]> > > > >> Sent: 06/23/2008 12:41 PM> > > > >> To: C320-List at catalina320.com> > > > >> Subject: Re: [C320-list] What is top RPM ?> > > > >>> > > > >> Hi> > > > >>> > > > >> I do have the Manual, did not know that info was in there.> > > > >> I thought there was a formula needed to do the claculations.> > > > >> I will check out the manual see waht info I can find out.> > > > >>> > > > >> Joe> > > > >>> > > > >> On 6/23/08, Orlando.Duran at averydennison.com> > > > >> wrote:> > > > >> > You don't have a Yanmar operator's manual?> > > > >> >> > > > >> > Probably a good to idea to open it and at least browse thru, has a> > lot> > > > >> of good info about the engine that's in your boat...> > > > >> >> > > > >> > Never know when you need to know stuff about your engine and you're> > a> > > > >> long ways away from the internet...> > > > >> > ----------------------------------> > > > >> > Regards,> > > > >> > OD> > > > >> >> > > > >> > Sent from my BlackBerry Wireless Handheld> > > > >> >> > > > >> >> > > > >> > ----- Original Message -----> > > > >> > From: "Joe Abbagnaro" [jabbagna at gmail.com]> > > > >> > Sent: 06/23/2008 12:33 PM> > > > >> > To: C320-List > > > > >> > Subject: [C320-list] What is top RPM ?> > > > >> >> > > > >> > What should be my wide open RPM ?> > > > >> > What RPM should I cruise at ?> > > > >> >> > > > >> > I have Hull 574> > > > >> > Yanmar 36M30F 27hp> > > > >> > Kenzaki Transmission 2:2:1 ratio> > > > >> > Standard 3 blade prop 15/11> > > > >> >> > > > >> > Thank You> > > > >> > Joe> > > > >> >> > > > >> > -> > -----------------------------------------------------------------> > > > >> > The information transmitted is intended only for the person or> > entity> > > > >> to which it is addressed and may contain confidential and/or> > > > >> privileged material. Any review, retransmission, dissemination or> > > > >> other use of, or taking of any action in reliance upon, this> > > > >> information by persons or entities other than the intended recipient> > > > >> is prohibited. If you received this in error, please contact the> > > > >> sender and delete the material from any computer.> > > > >> >> > > > >>> > > > >> -> > -----------------------------------------------------------------> > > > >> The information transmitted is intended only for the person or entity> > to> > > > >> which it is addressed and may contain confidential and/or privileged> > > > >> material. Any review, retransmission, dissemination or other use of,> > or> > > > >> taking of any action in reliance upon, this information by persons or> > > > >> entities other than the intended recipient is prohibited. If you> > > > >> received this in error, please contact the sender and delete the> > > > >> material from any computer.> > > > >>> > > > >> > > >> > > >> > > >> > >> >> > Pat Moriarty> > PSI Urethanes Inc> > PH: 800-888-5156 Fax: 512-837-8733> > Please visit our web site at> > www.psiurethanes.com> >> >> >>