[C38] replacing packing material on rudder post

[Max Soto]

Mi packing gland is also a lot different and only takes one single row of packing material. By the way, Is it 1/4 or 3/8? I know that I have buy some in order to replace ,  but I forgot the right size........
Max

Sent from my iPod

On Nov 22, 2010, at 3:04 PM, Don Strong <drstrong at ucdavis.edu> wrote:

> I have fixed the rudder post leak on Discreet Charm by replacing the     packing in the packing gland.
> The fix has given us absolutely leak free use for fours years of heavy sailing. 
> This is a difficult job until you master the technique.  After two long, laborious failures, I found 
> that water proof grease on the the packing material allowed it to slide into the groove; without grease
> it would not slide in. The packing material fits into the wider diameter of the top piece, shown below. 
> You are forcing it upward.  Slide the top piece down carefully to force in the packing material.
>     Cut the packing material diagonally and perfectly. Use the short end of the rudder post
> that sticks into the cockpit as an anvil of perfect diameter for the cut.  You have to remove the fitting 
> that holds the rudder to expose the top of the post.  Be sure to hold the post when you remove the 
> fitting, it can sink or slide down after you remove the fitting. Wrap about 4 rounds around the rudder post 
> then cut it diagonally into several pieces. The fitting on DC takes three pieces. For each piece, place the cut at 
> a 60 deg. offset from the previous piece in order to isolate any leak of each piece.  
> Don
> 
> <moz-screenshot-11.png>
> 
> On 11/22/10 12:34 PM, Les wrote:
>> 
>> The top is normally above the water line, but the lower end is
>> submerged.  As the boat hobby horses, it will pump water up the rudder
>> shaft, and it will pulse into the boat around any available leak.
>> 
>> Trust me on that one... We are on a buoy that is only slightly
>> protected, and bouncing from wakes, from surge through the breakwater
>> and other wave forces gives us a lot of pumping action.  We could
>> acquire about 1" of water in the bilge in 3 days from the rudder seepage
>> alone after all the other stuff was done.
>> 
>> Regards,
>> Les H
>> 
>> On Sat, 2010-11-20 at 23:57 -0700, S Orton wrote:
>>> Chuck,  I believe the top of the rudder post is above the waterline
>>> when the boat is at rest in the slip, so there should be no leakage
>>> from the post.  Now under way with a stern wave, that's a different
>>> story.  When I return from a sailing trip I dry the bilge with a towel
>>> and it will stay reasonable dry (not over a cup, probably from
>>> condensation) if it doesn't rain.  With rain the Rule bilge pump like
>>> about two gallons for company.  Also for those who don't have a
>>> Spartite plug, I would highly recommend the upgrade, not only from a
>>> leakage standpoint, but the resin plug is a structural improvement-
>>> giving an "even" lateral support to the mast at the mast collar, vs
>>> the point contact force using the wood wedges.
>>>  
>>> Cheers, Steve O (Santa Susanna #304)
>>>  
>>> 
>>> ______________________________________________________________________
>> BIGCLIP
>> 
>> 
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> 
> -- 
> Donald R. Strong
> Professor
> Dept. of Evolution and Ecology
> University of California, Davis 95616
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