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Piston engine 101 Course?
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October 27th 03, 01:31 PM
David Megginson
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Does anyone know of a one-day course on non-fuel-injected piston
aircraft engines? Sort of an Engines 101? Six-cylinder preferred;
Continental 0-300 ideal. Advanced Pilots Seminars has an extensive
course on piston engines but it's far more advanced than I need. I'd
like someone to walk me through the basics of my engine from a
seasoned rebuilder's perspective. I'd like a first-hand view of what
happens to various engine components as it relates to engine
management. I'd like to see (real metal; not a video or book) what
might result from running too lean, too rich, too hard, too seldom,
too low on oil, or with too much oil. Stuck valves, improper
break-ins, broken rings, bad bearings, improper timing, etc. All
with the idea of being able to use the information to better operate
my engine. Any ideas?
You might not want to be so selective -- any course on piston aircraft
engines, four-cylinder or more, fuel injected or carbureted, should be
mostly applicable.
When mechanics say "too lean", they seem to mean "too hot", i.e. too
close to peak CHT (which occurs not far from peak power). That's too
lean compared to a richer setting, but it's also too rich compared to
a leaner setting: the CHT falls off on both sides. If you're
especially interested in this area, I think that John Deakin runs a
(live) course with an engine on a test stand.
All the best,
David
David Megginson