[C38] Dry Packing

[Kerry Grimes]

Thank you Tom

That is quite a pit of information and I really appreciate it. I will do 
what i always do and think it to death and then try it. I already have 
the GFO packing. I bought it about a year ago. I guess I'll try it now.

Kerry

Tom T. wrote:
> Hello Kerry,
>
> I bet you could install new shaft packing if you want.  You should have
> about an inch of space between the packing nut and the flex coupling on
> your shaft.  If you don't have this much shaft showing, your shaft seal may
> be too far forward.  See if you can slide the shaft seal aft on the bellows
> or the bellows aft on the shaft log or both to give the room you need to
> install the new packing material.
>
> It takes very little room to unscrew the packing nut to slide the packing
> nut forward to remove the old packing and install the new Teflon type GFO
> material. Water will come past the shaft and shaft seal housing but not
> enough to become a problem unless you decide to make this simple job a long
> project.  Since the packing nut is still captive on the shaft you could
> always reinsert the nut with the old packing if you need to take an
> emergency break but if you start with the proper wrenches and razor blade,
> the whole operation only takes a few minutes.
>
> The new packing is cut into strips long enough to wrap around the seal
> housing plus a little extra.  I think it took three of these strips to fill
> my packing housing.  Rotate each strip 120 degrees from the last strip so
> the ends don't line up together which helps seal the material to the
> housing.  Do not be tempted to wrap the strip in one long "candy cane"
> because it won't seal as well as individual parallel strips.
>
> It's been about 6 years since I upgraded to GFO packing and since the
> break-in adjustment to the packing nut, the packing leaks much less than
> the original graphite type packing.  GFO isn't as dry as a true dripless
> seal but it is cheaper, easier to install, and more reliable.  I couldn't
> be happier with this stuff.  For practical purposes it is a dry packing.
>
> Tom Troncalli
> Renata hull #95
>
>
>
>
>
>   
>> [Original Message]
>> From: Kerry Grimes <littlebreeze at comcast.net>
>> To: <larrypi at linkline.com>; Catalina 38 Listserve
>>     
> <listserve at catalina38.org>
>   
>> Date: 6/5/2008 11:15:59 PM
>> Subject: Re: [C38] Dry Packing
>>
>> Larry
>>
>> Do you have to pull the boat to replace the packing or can you do it in 
>> the water. In my boat there does not appear to be enough room to remove 
>> the gland nut to get to the packing material so I'll wait for my next 
>> haul out this winter.
>>
>> Kerry Grimes
>> Littlebreeze
>>
>> Larry Malmberg wrote:
>>     
>>> WOW, after reading the article sent to us by Steve maybe I made a good 
>>> choice by trying new packing instead of a dripless bearing, here is 
>>> the site for GFO
>>>
>>> http://www.emarineinc.com/products/gfopacking/packing.html
>>>
>>> We’ll see how good it is.
>>>
>>>
>>>
>>> Best regards,
>>>
>>> Larry Malmberg-Hassle
>>>
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