Carl Pattinson wrote:
> When we originally installed our oil tank (5 years ago)
> the vent line was routed to the side of the cowling.
> The end result is that there is a smell of oil coming
> in from the NACA vent when the aircraft is climbing. I
> suspect the location of the outlet pipe is also in the
> airstream resulting in an excessive loss of oil as it
> is getting sucked out (and coating the side of the
> fuselage).
>
> I was under the impression was that the solution would
> be to route the vent pipe via a collector bottle but
> reading the manual Europa recommend just routing it to
> the bottom of the cowling (the bottle being optional).
>
> My concern over the bottle arrangement is how long it
> takes to fill up the overflow bottle with oil and how
> frequently one would need to remove the cowling (to
> empty the bottle).
>
> So, based on communal experience which is likely to be
> the best arrangement - routing via the bottle or
> omitting the bottle and ensuring the outlet isnt placed
> in the airflow where it could be sucked out.
>
> One thought was to terminate the line at the exit of
> the exhaust stub (using copper tube) which would
> hopefully vaporise and burn off any oil that escaped.
> The arrangement would need to ensure no suction took
> place - perhaps terminating using a T piece.
>
> Suggestions please ?
I have 350 hours and 5 1/2 years on my Europa and I have
never needed to empty my overflow bottle ! It has an
insignificant amount of oil in it ! Is is tucked between
the engine mounting frame and the firewall, resting on the
top of the radiator ducting.
HTH
Richard
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Richard F.W. Holder 01279 842804 (POTS)
Bell House, Bell Lane, 01279 842804 (fax)
Widford, Ware, Herts, 07860 367423 (mobile)
SG12 8SH email : richard.holder@avnet.co.uk
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Europa Classic Tri-gear : G-OWWW, (High Cross)
PA-28-181 : Piper Archer : G-JANA, EGSG (Stapleford)
Cessna 177B : Cardinal : N1454C, KILG (Wilmington, Delaware)
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