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PostPosted: Sun Jul 04, 2021 4:46 pm 
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Joined: Sun Jun 09, 2013 5:29 pm
Posts: 12
My Revolution finally developed the crack/leak in front portion of the drive well, I will attempt to repair with AA-3035.
My question concerns the bronze insert under the white plastic button just forward of the well on the bottom, can this be removed for resealing?


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PostPosted: Wed Jul 07, 2021 9:12 am 
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Joined: Tue May 27, 2003 12:44 pm
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Location: Oceanside, California
I would not remove the brass part.

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Matt Miller
Former - Director of Parts and Accessory Sales
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Hobie Cat USA
(Retired 11/7/2022)


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PostPosted: Sun Jul 11, 2021 1:29 pm 
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Thanks Matt


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PostPosted: Sun Jul 11, 2021 1:48 pm 
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My local certified dealer said there wasn't much they could do.



https://www.flickr.com/photos/32491824@ ... ed-public/


They suggested I try a little epoxy, so I sourced some AA3035, some G-Flex 650, 1/8 sheet HDPE and some fine weave fiberglass cloth.

https://www.flickr.com/photos/32491824@N07/51305109241/in/dateposted-public/

https://www.flickr.com/photos/32491824@N07/51304314677/in/dateposted-public/


Last edited by hevysrf on Sun Jul 11, 2021 4:14 pm, edited 1 time in total.

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PostPosted: Sun Jul 11, 2021 1:50 pm 
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I started off by cutting the HDPE to a likely shape and using the AA3035 to bond it to the outside.

https://www.flickr.com/photos/32491824@ ... ed-public/

https://www.flickr.com/photos/32491824@ ... ed-public/


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PostPosted: Sun Jul 11, 2021 2:36 pm 
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Joined: Sun Jun 09, 2013 5:29 pm
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On the inside I used the G-Flex to laminate some fiberglass cloth to the hull just forward of the well. I then used some G-Flex thickened with wood flour and fumed silica to reinforce the area just above the crack ( brown area in photo)

https://www.flickr.com/photos/32491824@ ... ed-public/

https://www.flickr.com/photos/32491824@ ... ed-public/

I sanded, flame treated, and alcohol wiped the G-Flex areas, but only used an alcohol wipe on the AA3035 bond.
The G-flex was $26 and the AA3035 was $46, so this is not an inexpensive experiment.

Hopefully next summer I can report the repair has held up.

I can report that after a 24 hr cure time, the hull will hold water.


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PostPosted: Sat Aug 14, 2021 4:06 pm 
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About 10 hours on repair, 8 in protected water, 2 out in the bay. Repair seems to be holding, no water leaking in at drive well.


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PostPosted: Fri Oct 08, 2021 12:22 pm 
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My season is just about over, repair is holding up well. I have also changed from turbo to st fins, so hull stresses are likely less.



I'm in the northeast, temperature will start dropping soon, we'll see if the loc-tite and G-flex can handle the expansion contraction cycles.


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PostPosted: Fri Sep 02, 2022 10:40 am 
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A full season on this repair, it seems the AA3035 is doing a fine job, the HPDE bond to the outside of the hull is strong and watertite.

The G-flex did not stay bonded to the inside.


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