[C320-list] Shaft Misalighment

JJ Morrison sail-ability at sympatico.ca
Tue Mar 19 18:53:49 PDT 2013


Wondering whether you have a broken motor mount??CheersJohnM1999#574

> Date: Tue, 19 Mar 2013 14:53:05 -0800
> From: danny at jensenshouse.com
> To: C320-List at Catalina320.com
> Subject: [C320-list] Shaft Misalighment
> 
>  Dear Group,
> I just hauled my boat for bottom paint and it looks like I have a shaft
> alignment issue.
> Here are links to pics
> http://www.mammothcondos.com/c320-shaft01m.JPG
> 
> 
> http://www.mammothcondos.com/c320-shaft02m.JPG
> 
> 
> Facts
> 1.	The boat always had a bit of vibration between about 1500 and
> 2200 rpm
> 2.	I did wrap a line around the prop last summer but did not notice
> any problems - vibration etc.
> 3.	The mechanic did to alignment etc. 12 months ago.
> 4.	Boat was surveyed 2 years ago before purchase
> 5.	The strut looks like it is offset a bit to port (not 90
> degrees). Not aligned with rudder? 
> 6.	No visible wear on cutlass
> 7.	Evidence of shaft rubbing on bottom of log tube as it exits the
> boat. See pictures shaft is buffed inside the log tube
> 8.	Hull 972 2004 Catalina 320
> 
> Questions:
> 1.	Looks like I need to replace strut?
> 2.	What process should I follow to troubleshoot?
> 3.	If strut is bent what other parts do your recommend to replace
> while I'm at it
> 
> Danny
> #972
> 
 		 	   		  


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