[Public-List] prop hitting rudder

[Andrew Johns]

One ecola I have about 1/3 of an inch from the prop hub and sterntube. The prop is shrouded by the keel a bit, but I don't think effects performance much. 

 It would be an easy job for a machine shop to shorten the shaft.

Here's a photo of ours.
http://smg.photobucket.com/albums/v188/73cj5/?action=view&current=5805124A-C313-4347-9BFE-38540E322843-16169-000012201A7DC505.jpg

Andrew Johns
Ecola #104

Sent from my iPhone

On Oct 27, 2012, at 1:25 PM, George Dinwiddie <gdinwiddie at alberg30.org> wrote:

> Clayton
> 
> On 10/27/12 10:24 AM, Clayton Zimmerman wrote:
>> 
>> Kirk, jumping on here, yes, I too have the prop-to-rudder contact
>> issue. You can see a few pics of the damage from 2 months of learning
>> the boat at: www.optimisticwanderings.tumblr.com Essentially the prop
>> is shaving the rudder.
> >
>> Tanager, #349 was re-powered with a 35hp Yanmar diesel. An engine
>> that big requires a larger prop......what do you have for power?
>> Interestingly, while doing 6kts and freewheeling, I can't seem to get
>> the prop to touch the rudder no matter how hard I pull the rudder
>> over......... I'm in the process of re-glassing the damage and will
>> have pics up soon. For the meantime I've just become REALLY aware of
>> the danger and have managed to avoid further shavings.
> 
> On http://optimisticwanderings.tumblr.com/post/34066669524/making-it-happen and http://optimisticwanderings.tumblr.com/post/32122840821/hauling-out it looks like your prop is further aft than mine.
> 
> You can see on http://www.alberg30.org/maintenance/MechanicalPropulsion/Zincs/ that my prop hub is very close to the cutless bearing housing. On all of the rudders on http://www.alberg30.org/maintenance/Steering/RudderVarieties/ the prop seems more centered in the aperture.
> 
> Was the prop shaft changed when the engine was changed?
> 
> - George
> 
> -- 
> ----------------------------------------------------------------------
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