----[Please read http://ercoupers.com/disclaimer.htm before following any advice in this forum.]---- Right on Jan, and also......Ever heard the term "Ramp Check"?
jan zanutto wrote: > ----[Please read http://ercoupers.com/disclaimer.htm before following any advice in this forum.]---- > Good advice about the pump- > > the other side of the coin is that when we take it upon ourselves to > install non-aviation parts (especially engine parts) we are incurring a > big liability for ourselves. If- there's ever a wreck, and the accident > investigation ties it into an unauthorized part you wont believe how fast > your insurance company will leave you holding the bag- they wont cover > hull, or your liability for damaged property/human life. > > This is one of the FAAs biggest areas of concern- they call it SUPS, or > Suspected Unapproved Parts and they arent the least bit forgiving or > gracious when it comes to it. The A & P who installs an unapproved part > will receive a suspension or revocation of his/her certificate. > > jan z > fresno, ca > > On Thu, 31 Aug 2000 19:34:41 -0700 [EMAIL PROTECTED] writes: > > ----[Please read http://ercoupers.com/disclaimer.htm before following > > any advice in this forum.]---- > > Coupers, > > > > I wrote a letter to Coupe Capers years ago about this subject, but I > > though > > some folks might be interested in it who didn't get the newsletter > > way back > > then. > > > > Back around 1984, I called AC Delco when I was trying to find a pump > > for my > > Alon. This was back when I think they had quit manufacturing the > > pumps, and > > the pumps were expensive (but not as expensive as they are now!) and > > hard to > > find. I ended up talking to an AC Delco "fuel pump engineer" (yes, > > that's > > what he said his official title was). > > > > I asked him about using a different part number pump on my Alon. He > > told me > > that the various fuel pumps for the small Continental engines are > > NOT > > interchangeable. The reason is that the length and/or geometry of > > the lever > > arm is different on these pumps depending on diameter and profile of > > the > > crankshaft lobe that actuates the pump. He said installing the > > wrong part > > number pump on an engine would either result in the pump being > > overstroked, > > which would stress the lever arm and result in a pump failure, or > > understroke > > the pump resulting in insufficient fuel flow. He said that these > > pumps are > > designed to fit a specific engine, and to use only the correct pump. > > He > > explained that the differences in these pumps are hard to detect, > > even with > > the pumps sitting next to each other, unless you know exactly what > > to look > > at. > > > > After talking with him for about a half hour, I was convinced that > > the cost > > of the proper pump was cheap compared to the cost of having a lever > > arm break > > off and fall into the engine. I think these pumps used to be about > > $38, and > > when I was looking for a new one (back around 1984), they had jumped > > to about > > $86. Now I think they are more than twice that amount, but at least > > they are > > still available. > > > > Good Flying, > > > > Wayne DelRossi > > Alon N5618F > > GYH Greenville SC > > > > __________________________________________________ > > To unsubscribe from this list please send > > mailto:[EMAIL PROTECTED] > > ___________________________________________________________ > > T O P I C A The Email You Want. http://www.topica.com/t/16 > > Newsletters, Tips and Discussions on Your Favorite Topics > > > > __________________________________________________ > To unsubscribe from this list please send mailto:[EMAIL PROTECTED] > ___________________________________________________________ > T O P I C A The Email You Want. http://www.topica.com/t/16 > Newsletters, Tips and Discussions on Your Favorite Topics __________________________________________________ To unsubscribe from this list please send mailto:[EMAIL PROTECTED] ___________________________________________________________ T O P I C A The Email You Want. http://www.topica.com/t/16 Newsletters, Tips and Discussions on Your Favorite Topics
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