I would be interested in fuel tests on 3M DP-8005:
https://www.youtube.com/watch?v=Bdno6qS8GTk
On 8/10/2014 11:14 AM, A. Buess Aviatik wrote:
> Fuel tank leak - another type
>
> Collective wisdom,
>
> My Europa XS is mostly finished. Two days ago I filled the tank with
> fuel -- it leaked after I filled in about 40 liters. Not much, but
> steadily. After emptying the tank and opening up the access hole on
> the tank top the culprit was quickly found: On top of the tunnel there
> are three distinct indentations and three more that are smaller.At
> least one of them must have a pinhole.The tank leaked exactly where
> these indentations are. See attached pictures. It must be a
> manufacturing error. I am not keen to cut this tank out and replace it
> with a new one, but would rather like to repair it.As it is not a
> stress crack and as the top of the saddle should not be exposed to
> particular stress, I think a repair should be possible. I added the
> spray foam bottom support suggested by Bud Yerly (thank you for the
> advice !) before filling the tank to minimize deformation stress.
>
> My question: What adhesive sticks well enough to the tank material (I
> read it is medium density polyethylene MDPE) and is fuel resistant? Is
> redux the the good choice? Any other advice? Thanks in advance for all
> suggestions and shared experiences!
>
> Alfred Buess, Switzerland, Europa XS HB-YKI, Ercoupe 415-E N94804
>
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