Mailing List flyrotary@lancaironline.net Message #6438
From: Jim Brewer <alpha@concordnc.com>
Subject: Re: [FlyRotary] oil metering system-plastic vs metal lines (was Re: [FlyRotary] Re: marvel mystery oil?
Date: Thu, 11 Mar 2004 21:20:45 -0500
To: Rotary motors in aircraft <flyrotary@lancaironline.net>

On Thu, 11 Mar 2004 10:09:13 -0600, David Carter wrote:
The plastic oil lines for the oil metering system - has anyone come up with
a way to replace the plastic with aluminum lines?

David

----- Original Message -----
<snip>
> Sent: Wednesday, March 10, 2004 10:24 PM
> Subject: [FlyRotary] Re: marvel mystery oil?
>
>
> > 1) $
> > 2) Complexity
> > 3) Reliability
> >
> > On 3 it's not necessarily a pump failure, but the thin lines from the
> > pump to the oil injectors are known to get brittle and break, and I'm
> > kind of scared of having oil dripping down on my exhaust (don't ask why
:)
> >
<snip >
> > Finn
>
>
> I considered it Finn, but while I think Richard's component is a neat
idea,
> I couldn't convince myself that I needed one for the following reasons:
>
> 1.  Reliability (no reflection on the reliability of Richard's pump - but
> the plastic  oil lines can become brittle and leak)
<snip>
>
> Ed Anderson
>



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I would like to hear about other alternatives to the nylon lines also. FYI, I measured them and they are 4 mm in diameter with a 1 mm inside diameter. I would like a better explanation of Richard's "pump". Richard, could you send a picture of it installed that would show the plumbing?

 

Jim Brewer

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