

| 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
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