[C320-list] DO NOT READ IF YOU ARE TOO BUSY.Was: Regatta Tech Sessions - a summary NOW: AutoProp Speed Warning

jonvez at comcast.net jonvez at comcast.net
Thu Sep 14 09:30:07 PDT 2006


That explains my overpitching problem! If I get the engine up to 3600 RPM, I'll be in danger of getting up over 13 knots! Thanks for the chuckle Bruce...

Regards,

Jon Vez

-------------- Original message -------------- 
From: "Bruce Heyman" <BruceHeyman at cox.net> 

> There is a blue warning label on the outside of the envelope that my 
> Autoprop installation instructions came in. It tells you to make sure the 
> engine is engaged into the ahead position when sailing to allow the 
> Autoprop's blades to feather. However, "...WHEN EXCEEDING 13 KNOTS UNDER 
> SAIL LEAVE GEAR SHIFT IN NEUTRAL...." I'm thinking of having a warning 
> label made up for my binnacle to remind us to move the transmission to 
> neutral when we chose to sail over 13 knots....:-) 
> Bruce 
> Somerset 671 SoCal 
> 
> -----Original Message----- 
> From: c320-list-bounces at catalina320.com 
> [mailto:c320-list-bounces at catalina320.com] On Behalf Of J 
> Sent: Wednesday, September 13, 2006 8:42 AM 
> To: C320-List 
> Subject: Re: [C320-list] Regatta Tech Sessions - a summary. 
> 
> So there are 3 conclusions here. First, the engine should be able to turn 
> 3600 RPM at hull speed regardless of which prop is used. Second, 2800 RPM is 
> 
> a good cruising speed assuming the prop is pitched correctly. Third, 
> Autoprops are not pitched correctly and are not adjustable. 
> 
> Signed 
> A very satisfied MaxProp owner ;) 
> 
> 
> 
> ----- Original Message ----- 
> From: 
> To: 
> Sent: Wednesday, September 13, 2006 10:02 AM 
> Subject: Re: [C320-list] Regatta Tech Sessions - a summary. 
> 
> 
> > Re 3GM30F RPM. My manual says max RPM is 3600. At 80%, that makes 
> > cruising 
> > RPM 2800 to 2900...my Yanmar guy said to use 2800. 
> > 
> > Bert 
> > At Ease 
> > #442 
> 
> 
> 
> 
> 


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