In a message dated 5/8/2003 2:16:55 PM Pacific Standard Time, kheindl@msn.com
writes:
>
> I noticed a small amount of oil leaking from the Rapco vacuum pump (on
> 912S). It is coming out of
> the openings at the side, and also from the metal to metal seal between it
> and the gearbox. The pump
> was installed a long time ago and the engine hasn't flown yet. Have only
> done warmups and midrange
> rpm. I didn't think there would be any oil going to the external drive.
> Does
> it indicate something more
> sinister, like a broken seal in the gearbox ?
>
>
I had the same problem after the first few flights - I had to replace the oil
seal at the vacuum pump drive. It could be replaced without removing the
cover to the gear box.
Dave
A227
Mini U2
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