Dingy facelift

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Oct 2, 2008
3,811
Pearson/ 530 Strafford, NH
Hi all,
Our dingy had a slow leak last season so I did a little search and I found Inland Marine had what I was looking for. I did the inner sealant and today applied the liquid rubber to the outside. I spent some time setting up some lines so I could do the top and bottom on the same day. I pleased so far with my results.
All U Get
 

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Sumner

.
Jan 31, 2009
5,254
Macgregor & Endeavour 26S and 37 Utah's Canyon Country
Please do a follow-up on the sealer. Our Zodiac has a slow leak and I can't find it. I've soaped the whole thing with no luck. It takes about 10 pumps on the foot pump every day or so. Zodiac says that some leakage is normal, but I would think that it would not be this much every day and don't think it was a year or two ago.

Thanks and your dinghy looks great,

Sum

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Oct 2, 2008
3,811
Pearson/ 530 Strafford, NH
Hi Sum,
Inland Marine's website has tips to sealing those leaks. Somewhere I read powder the bottom than an ounce of water in the chamber before you pump to pressure. The wet spot is the leak. The rubber is still curing on the outside but it's dry to the touch ( we've had temps above 70 for three days). I'll let you know in a week if I've noticed any leakage.
All U Get
 

Sumner

.
Jan 31, 2009
5,254
Macgregor & Endeavour 26S and 37 Utah's Canyon Country
Hi Sum,
Inland Marine's website has tips to sealing those leaks. Somewhere I read powder the bottom than an ounce of water in the chamber before you pump to pressure. The wet spot is the leak. The rubber is still curing on the outside but it's dry to the touch ( we've had temps above 70 for three days). I'll let you know in a week if I've noticed any leakage.
All U Get

Thanks and I'll be interested in the follow up,

Sum

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Jun 30, 2004
446
Hunter 340 St Andrews Bay
AllUGet, how did you clean your dinghy before painting? I'm holding a can of the paint from Inland Marine but haven't mixed it yet. Our old rubber duck is probably good for a little longer without painting but I can't get it clean enough and don't want to paint over something that will make it flake. Did you use MEK on it before you painted?
 
Oct 2, 2008
3,811
Pearson/ 530 Strafford, NH
AllUGet, how did you clean your dinghy before painting? I'm holding a can of the paint from Inland Marine but haven't mixed it yet. Our old rubber duck is probably good for a little longer without painting but I can't get it clean enough and don't want to paint over something that will make it flake. Did you use MEK on it before you painted?
I used acetone on the areas that I was concerned with since our dingy is made from hypalon, (on the can). The tips and FAQ sheet said use their cleaner, or I read laundry detergent in the second paragraph, to clean oxidation, slime, fuel, etc and let dry. Hope this helps.

All U Get
 
Oct 2, 2008
3,811
Pearson/ 530 Strafford, NH
Hi Sumner,
It's 60 degrees colder than last week so the dingy in the garage is a bit soft. I'll pump it up a bit because it is supposed to stay in the 50's all week, too cold for painting. The rubber coating looks great and I only had one drip.
All U Get
 
Sep 30, 2008
195
Hunter 310 Bivalve, Md
Looks good, Seems like it was worth the effort. I have a d ring to replace on mine. Do you think I can remove the old one with just acetone? Were you worried about softening the seams at all when you wiped down the dinghy to clean?
 

Sumner

.
Jan 31, 2009
5,254
Macgregor & Endeavour 26S and 37 Utah's Canyon Country
Hi Sumner,
It's 60 degrees colder than last week so the dingy in the garage is a bit soft. I'll pump it up a bit because it is supposed to stay in the 50's all week, too cold for painting. The rubber coating looks great and I only had one drip.
All U Get
Yep sometimes it is hard to tell if they are leaking or not considering the temperature changes. I thought that was what was going on with ours, but over 24 hours with the temps about the same from one morning to the next at that time of the day it would be lower.

Looks like Defender carries their product.....

http://www.defender.com/product.jsp?path=-1|294|99399&id=525004

...and I think also West Marine...

http://www.westmarine.com/webapp/wc...toreNum=50596&subdeptNum=50602&classNum=50609

... under their store name since Inland mentions WM on their site. Thanks for the update,

Sum

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Oct 2, 2008
3,811
Pearson/ 530 Strafford, NH
Looks good, Seems like it was worth the effort. I have a d ring to replace on mine. Do you think I can remove the old one with just acetone? Were you worried about softening the seams at all when you wiped down the dinghy to clean?
Maybe their tech support could help you with the D-ring. I did a quick wipe since the boat was clean so I didn't worry about the seams. I sanded just enough to get rid of any gloss.

All U Get
 

Bob S

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Sep 27, 2007
1,813
Beneteau 393 New Bedford, MA
Sumner,
i had the same problem finding a leak in my Zodiac. I soaked the whole side of the boat and sponged dishwashing detergent with no luck then I got a phone call and left for a length of time. When came back I saw a very small area with a bubble nest. I couldn't find it it was so small. I think it was a dinghy dock casualty. This is a good resource for info and products:

http://www.allinflatables.com/

All U Get, it looks great.
 
Oct 2, 2008
3,811
Pearson/ 530 Strafford, NH
A quick little follow up with the dingy. I turned mine over to paint the bottom and a small area started to peel. I rubbed it and more peeled off. I found two other spots on the bottom that did the same. I got in touch with Inland Marine and they believe some manufacturers use silicone on the boats. They are going to send me another rubber coating can and said to clean with Toululene before applying. My wife and I peeled 1/3 of the bottom and agreed to leave the rest wear off during the summer. Next spring we'll do it over.
All U Get
 

Sumner

.
Jan 31, 2009
5,254
Macgregor & Endeavour 26S and 37 Utah's Canyon Country
....and said to clean with Toululene before applying. My wife and I peeled 1/3 of the bottom and agreed to leave the rest wear off during the summer. Next spring we'll do it over.
All U Get
You might also want to try another wax/grease remover before painting also. I use PPG DX330 or DX440 on car work and really like it. When I did the bottom paint on the Mac I used Sea Hawk's wax/grease remover. I think the PPG might be stronger, especially the 440. The key with any of them is to wipe it on wet and wipe it off while it is still wet. Don't let it dry on. You want it to lift the wax and then carry it off in the rag. You can get the PPG products from most any car refinisher supply houses where they sell paints.

Your dinghy is hard bottom right? If not forget all of the above as I don't know if you can use those products on PVC or hypalon. If you paint a car over and there is any silicone left from previous wax jobs you will get fisheyes and the paint can lift.

Good luck,

Sum

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Oct 2, 2008
3,811
Pearson/ 530 Strafford, NH
Thanks Sum. The part that peeled was the bottom of the tubes, frustrating. That should do it for the bottom since the hard bottom looks great.
All U Get
 

Sumner

.
Jan 31, 2009
5,254
Macgregor & Endeavour 26S and 37 Utah's Canyon Country
Thanks Sum. The part that peeled was the bottom of the tubes, frustrating. That should do it for the bottom since the hard bottom looks great.
All U Get
OK, forget all I said about those products :redface:.

Is she still holding air good or have you been putting it in and out?

Sum

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Oct 2, 2008
3,811
Pearson/ 530 Strafford, NH
It still holding pretty good, I'll know tomorrow when we get into the high 50's again.
All U Get
 
Nov 26, 2008
1,970
Endeavour 42 Cruisin
I used toluene for cleaning before painting my dink. Worked well.
You must have LOW humidity and stable temp above 60 for the paint to stay on the primer.
Even with a good paint job, mine adhered very well & looked great, any rough abrasion will scuff the paint off.
 
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