[Rhodes22-list] Center Board Well Leak

David Walker david.walker5 at comcast.net
Fri Jul 17 11:25:25 EDT 2009 

Jim,

My CB lifting line uses a cam cleat mounted on the bridge deck just above 
and aft of the hole for the pennant.  Never had a problem with it dropping.


David Walker

www.davidwalkerphotography.com

Event Specialists

781-639-2707 Office
781-718-8690 Cell
----- Original Message ----- 
From: <jimtracyjohnston at centurytel.net>
To: "The Rhodes 22 Email List" <rhodes22-list at rhodes22.org>
Sent: Tuesday, July 14, 2009 3:04 PM
Subject: Re: [Rhodes22-list] Center Board Well Leak


> David, Thank you for your input.  Last fall I had our R-22 up in a
> lift.  The CB lifting line broke and allowed the CB to drop down under
> the boat.  The boat was elevated on the lift out of the water but not
> high enough. When large waves rolled into the shore the boat was lifted
> up and off the lift crade.  This alloewd the CB to drop all of the way
> down into a vertical position.  When the wave rolled past the lift the
> boat floated back down and the CB in a vertical position was pushed up
> through the CB trunk cap.  I had leaks in the CB cap years ago and
> replaced all of the screws (52) with #10-32x1-1/2" stainless steel
> bolts and nuts. I added a neoprene gasket and washers on both the top
> and bottom of the CB trunk flang. I also removed the 4:1 pulleys in the
> trunk and on the CB.  I still have some water in the CB well area.  I'm
> not sure if it is draining down into this area from other areas of the
> boat i.e. under cock-pit floor, thru-hull fittings etc. I could feel
> better about my CB staying up with better a cleating system for the
> lifting line. Replacing the lifting line is much easier without the 4:1
> pulley system. I am open for ideas for the CB lifting line cleat. Jim J
>
> Quoting David Walker <david.walker5 at comcast.net>:
>> Rummy,
>>
>> Glad to  be back.  BTW how's your gas tank?  Any Kabooms yet?
>>
>> As for the UHMWPE, there is a lot of it on my boat clearly from the 
>> factory.
>> The pop top slider, boom slider and most of the outboard mount.  Any way
>> thats not the point.   I just wanted to let people know what they might
>> find.
>>
>> The kneeling to get the cap off was fun.  I used tile layers neepads and
>> that helped a lot.  The tough part was getting the backing wrench on the
>> bolt heads under the flange.
>>
>>
>> David Walker
>>
>> www.davidwalkerphotography.com
>>
>> Event Specialists
>>
>> 781-639-2707 Office
>> 781-718-8690 Cell
>> ----- Original Message -----
>> From: <R22RumRunner at aol.com>
>> To: <rhodes22-list at rhodes22.org>
>> Sent: Monday, July 13, 2009 4:23 PM
>> Subject: Re: [Rhodes22-list] Center Board Well Leak
>>
>>
>> > Dave,
>> > Welcome back to the list. Finding leaks can be a real problem when 
>> > there
>> > are previous owners possibly involved. I have been inside five 
>> > centerboard
>> > trunks over the years and everyone one is different. No two were
>> > identical.
>> > Previous owners or who knows who had been changes to the pulley systems
>> > and
>> > parts that operate the centerboard. I can pretty much assure you that 
>> > the
>> > use of  UHMWPE was not a factory fix. Glad you were able to make the
>> > repair
>> > once you  knew the problem. Working in that area certainly is not fun. 
>> > I
>> > can't kneel for  extended periods anymore. Old age is beginning to take
>> > it's
>> > toll on my poor  abused body.
>> >
>> > Rummy
>> >
>> >
>> > In a message dated 7/13/2009 3:43:30 P.M. Eastern Daylight Time,
>> > david.walker5 at comcast.net writes:
>> >
>> > Greetings to the list.
>> >
>> > I haven't been active on the list  for a few years but have been 
>> > actively
>> > sailing my boat, Windswept, out of  Salem harbor in MA. I re-signed up 
>> > to
>> > share with you all something I found  this spring that I think should 
>> > be
>> > brought to all owners attention.
>> >
>> > For the 11 years I have owned my R22 (bought from Stan in 1998 as
>> > recycled) I have been fighting a slow leak. Many helpful suggestions
>> > pointed  at
>> > rainwater leaks, which I did have and were mostly fixed. However there 
>> > was
>> > a
>> > consistent salt water leak that I could not find. I pretty easily ruled
>> > out
>> > the thru hulls and was left with the centerboard well. Two years ago I
>> > removed  the cap and cleaned the mating surfaces, replaced the fender
>> > washers and
>> > removed a small block that was through bolted to the top of the cap 
>> > (part
>> > of  the 4:1 board raising tackle). This didn't make any change.
>> >
>> > Last  summer returning to the boat (at her mooring) after a weeks 
>> > absence
>> > I
>> > found  water about a foot above the sole. The battery was under water 
>> > and
>> > completely  shorted out. Its unclear whether the bilge pump failed or 
>> > the
>> > increasing leak  rate caused the pump to discharge the battery. Anyway, 
>> > I
>> > limped to the local  marina where I winter store, pumped out the bilge
>> > with a
>> > home sump pump, had  an emergency haul and had it blocked for the 
>> > winter.
>> > (I
>> > was pretty discouraged  and was about to leave on a 3 week trip).
>> >
>> > This spring I resolved to  find the leak once and for all. When I 
>> > opened
>> > the boat I found a little rain  water in the bilge but nothing was 
>> > leaking
>> > out. I filled the bilge to above  the cap and a steady trickle started 
>> > to
>> > run
>> > out of the aft end of the CB slot.  I lowered the water with a pump to
>> > just
>> > below the cap seal and the trickle  continued. I lowered the water 
>> > level
>> > to
>> > about halfway from the cap to the  bilge and the trickle stopped. Very
>> > strange. This eliminated the cap seal and  the pennant thru hull as a
>> > leak.
>> >
>> > I removed the cap (fun job) and  carefully inspected the inside of the
>> > well. At the aft end I found a piece of  UHMWP in the shape of an 
>> > upside
>> > down V
>> > wedged from side to side at the top of  the well. My guess is its job 
>> > is
>> > as
>> > a seat for the top of the CB when it is up  to keep it from moving side 
>> > to
>> > side. The critical thing is that this piece was  screwed in place with
>> > long
>> > screws from the top of the piece, diagonally down  through the side of 
>> > the
>> > well from inside to outside. The tips of the screws  were actually 
>> > though
>> > the
>> > outside of the well about halfway up from the blige  to the cap. After
>> > years
>> > of the board banging into this, the screws had  loosened in the fiber
>> > glass
>> > and I could literally just pull them out with my  hand. These screws 
>> > were
>> > loose in their holes had provided literally two holes  in the bottom of
>> > the
>> > boat. I took them out, dried out the area, ground it down  and patched
>> > with
>> > epoxy and two layers of glass inside and out.
>> >
>> > My  point in this post is that this may or may not have been done at 
>> > the
>> > factory  and I'm not blaming anyone, but it was present in my hull. If
>> > anyone
>> > has a  slow leak in this area, it would be worthwile to check it out, 
>> > and
>> > if
>> > you pull  your cap for any reason definetely check it. Now I just have 
>> > to
>> > finish all  those pesky port light rain leaks!!
>> >
>> >
>> > Dave Walker
>> >
>> > __________________________________________________
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>> >
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>>
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