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Subject:Re: Fuel pump noise? Fuel filters.
From:David Beierl
Date:Tue, 23 Jul 2013 15:28:20 -0400

At 03:16 PM 7/23/2013, neil n wrote:
>Must be some kind of east coast expression.    ;)    Or I got the
>apostrophe wrong?

You did, but not the point.  It's UK usage, um, one who curries
favo(u)r.  Alistair would have known it I think and I judge all
Canadians against Alistair.  Don't you judge all Americans against Ben Huot?

>I'm totally fascinated by the fact that fuel is running past the coil
>and armature etc. But IIRC, and as has been mentioned here before,
>there's no oxygen involved so....

Over-rich mixture so no bang.  Under the circumstances much easier
than trying to keep them segregated.

>The pump chamber plate is magnetic. Huh. To attract unwanted metal
>bits much like an oil pan drain plug? Or is fuel moving too fast or
>that?

Nono, I meant it's a ferromagnetic material, not titanium or
such.  My recollection was that it felt very light in the hand, and
my hand is *usually* pretty good at judging density.  And that
interesting finish/coating as you can see in the samba photos.  The
rollers are just bright steely-looking stuff, hardened I think.  The
plate has that pristine appearance of hardened material, no little
surface dings and scratches, just a little burnishing where the
rollers rub past.  I'm still not satisfied about just what the stuff
is.  I don't think it's sintered.  But it's been many years not since
I've really looked at it.  I see one of the bits float by
occasionally and I've got the rollers in a little box somewhere.

d