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Driveshaft packing won't drip.

Printed From: CorrectCraftFan.com
Category: Repairs and Maintenance
Forum Name: Boat Maintenance
Forum Discription: Discuss maintenance of your Correct Craft
URL: http://www.CorrectCraftFan.com/forum/forum_posts.asp?TID=27363
Printed Date: November-18-2024 at 7:30pm


Topic: Driveshaft packing won't drip.
Posted By: Airfooter
Subject: Driveshaft packing won't drip.
Date Posted: August-07-2012 at 3:39pm
Hi,

3 weeks ago I replaced the driveshaft packing on my '92 Excel. I used the 3/16" wax rope packing as this was what a local dealer had on hand. I pulled out 3 rings so I put 3 rings back in with the splices offset 1/3, 1/3, 1/3. I took the boat out that same day, drove it for 1-1/2 hrs, made a couple of adjustments, and had roughly 8 drips per minute. Now, 3 weeks later, I take the boat out and with the boat sitting still I was seeing 8 drips/minute but nothing while moving. After an hour of cruising, I backed the nut all the way off, screwed it back on 1-1/2 threads (no resistance at this point), and I still cannot get it to drip while driving. The packing nut gets warm, but not hot. I did not have an infrared temp gun with so I could not tell you what the temp differential was.      

What did or am I doing wrong?

I do have GFO packing on hand now if I need to pull the wax rope out and re-do it. I just don't want overheat and damage the shaft.     




Replies:
Posted By: TRBenj
Date Posted: August-07-2012 at 3:46pm
Originally posted by Airfooter Airfooter wrote:

What did or am I doing wrong?

Ha, I think you did just fine- born lucky maybe?

So long as the packing gland stays cool to warm, youre fine. If it wasnt getting the proper lubrication, it would be HOT. Less than the minimum prescribed drip rate would be an added bonus.

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Posted By: Airfooter
Date Posted: August-07-2012 at 4:09pm
Originally posted by TRBenj TRBenj wrote:

Originally posted by Airfooter Airfooter wrote:

What did or am I doing wrong?

Ha, I think you did just fine- born lucky maybe?

So long as the packing gland stays cool to warm, youre fine. If it wasnt getting the proper lubrication, it would be HOT. Less than the minimum prescribed drip rate would be an added bonus.


This is good news! I'll leave it alone and monitor its temp. Thanks for your input.

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1992 Nautique Excel


Posted By: 8122pbrainard
Date Posted: August-07-2012 at 4:26pm
I agree with Tim but, do keep an eye on the temp especially since it's not the Gortex. When you check it, also look for a blackish colored wax coming out between the shaft and the packing nut. That would be the wax in the packing and a good indicator it's running too hot.

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/diaries/details.asp?ID=1622" rel="nofollow -

54 Atom

/diaries/details.asp?ID=2179" rel="nofollow - 77 Tique

64 X55 Dunphy

Keep it original, Pete
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Posted By: GottaSki
Date Posted: August-07-2012 at 4:47pm
Sometimes your just get lucky.
Mine hasn't dripped in 8 years, no heat, dry bilge.

Check it like they explained, and run it!

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"There is nothing, absolutely nothing, half so much worthwhile as messing around with boats...simply messing."

River Rat to Mole


Posted By: Airfooter
Date Posted: August-07-2012 at 4:53pm
3 weeks ago when I first ran the boat after the new packing was installed there was a light greyish waxy substance coming out between the nut and the shaft which I figured was probably normal due to the new packing. Yesterday there was absolutely nothing there.



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1992 Nautique Excel


Posted By: BuffaloBFN
Date Posted: August-10-2012 at 9:53pm
Did it get hot?

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http://correctcraftfan.com/diaries/details.asp?ID=2331&sort=&pagenum=12&yrstart=1986&yrend=1990" rel="nofollow - 1988 BFN-sold



"It's a Livin' Thing...What a Terrible Thing to Lose" ELO



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