It certainly done on mine. Not sure that the resulting pressure is of any
significant
benefit though if not done.
I thought that part of the reason was to prevent debris blocking the forward
facing
vents in flight and so providing an alternate venting source.
May be a myth but worth considering.
Alan
Sent from my iPad
> On 24 Jun 2021, at 12:30, tonyvaccarella <tony@weimagine.com.au> wrote:
>
>
> I only just became aware of this Mod that drills 2 x 1/8 holes at the rear of
the fuel vent. From what I read, its intent is to prevent too much pressure
being
developed in the forward facing vent and therefore within the fuel tank.
>
> Having some pitot pressure, I would have thought, would be desirable.
>
> Im interested to know who has incorporated this Mod and would you recommend
> it?
Europa lists it as desirable.
>
> Thanks
> Tony
> Sydney Aust
>
> --------
> Tony Vaccarella
> Mascot NSW 2020
> Sydney Australia
>
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> Read this topic online here:
>
> http://forums.matronics.com/viewtopic.php?p=502573#502573
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