Didn't realize you were putting it in reverse, but as I said, it is less of an issue with a folding prop because there should be no drag and no twist.
Here is a link to the service bulliten: http://www.seawindcats.com/system/files/f14/o1024//YMTQTB11-017%20cotrol%20lever%20position%20during%20sail%20with%20engine%20stopped.pdf *With a folding or feathering prop reverse is OK*. *Not so for a fixed prop. * Hope I clarified that. Joel On Thu, Sep 6, 2012 at 12:05 PM, Pat Nevitt <pnev...@gmail.com> wrote: > Joel, > > I was always taught that putting it in reverse after ensuring the shaft > was in the proper position essentially locked the shaft in that position > and ensured the blades remained where you wanted them. The idea is that > preferably when the boat is on the hard, you set the prop so that the > blades fold properly (horizontally), then you go up and mark a line on the > shaft and a non moving part. Once underway and with the boat moving > through the water you shut the engine off with it out of gear. Someone > goes down below and rotates the shaft until the line you marked on the > shaft is aligned with the other line you marked on the non moving part, > which ensures the prop is set horizontally. The movement of the boat > through the water folds the blades the way you want them. Then you place > the gear lever in reverse, which locks the shaft in position. I have been > doing this all season with great success. In fact on the 4 races you have > been with us I have been doing this and you never said anything about it. > You probably didn't notice I was doing that. You can tell the shaft never > rotates because the lines always remain together. I don't see how the > shaft is rotating. > > Pat Nevitt > C&C 29 MKII > *Patriot* > Galesville, MD > > > On Thu, Sep 6, 2012 at 11:52 AM, Joel Aronson <joel.aron...@gmail.com>wrote: > >> Bill >> >> It wears out the transmission because it will force the shaft to rotate, >> and it also voids a Yanmar warranty (like any of us have one). >> >> Joel >> >> >> On Thu, Sep 6, 2012 at 11:49 AM, Bill Connon <billcon...@globetrotter.net >> > wrote: >> >>> Joel Aronson wrote: >>> >>>> My Martec will vibrate if it is not in the right position. I put the >>>> gearbox into reverse for a second or two and the vibration stops. I assume >>>> it is in the feathered position. (Don't sail with the gearbox in reverse.) >>>> >>>> Joel >>>> 35/3 >>>> The Office >>>> Annapolis >>>> >>>> >>>> Joel, >>> >>> What are the consequences of sailing with the gearbox in reverse? >>> >>> Bill >>> Caprice 1 >>> >>> >>> ______________________________**_________________ >>> This List is provided by the C&C Photo Album >>> http://www.cncphotoalbum.com >>> CnC-List@cnc-list.com >>> >> >> >> >> -- >> Joel >> 301 541 8551 >> >> _______________________________________________ >> 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 > > -- Joel 301 541 8551
_______________________________________________ This List is provided by the C&C Photo Album http://www.cncphotoalbum.com CnC-List@cnc-list.com
