I had the same converstion with Bill last year. He recommended the same
place
and said that balancing the rotor at about 500 hours is highly recommended.
He
also has a very good trouble shooting procedure for his regulators.

John Schroeder
ES -


>
>David,
>
>
>
>My intermittent problem was a broken ground wire at the connector attached
>to the alternator.
>
>
>
>Speaking of alternators on big Continentals..  In a conversation I had at
>Sun n Fun with Bill Bainbridge of B & C Specialty, I learned the Primary
>Alternators (not a B & C product) have multiple failure problems.   Bill
>recommends  <http://www.acs-rfd.com/> Aircraft Systems Inc in Rockford,
Ill.
>(Bill has no financial interest) as the best place to have them improved
for
>more reliable service.  My 70 amp Kelly is there now.
>
>
>Steve Colwell  Legacy  
>
>
>
>
>
>Subject: [LML] Alternator Failure Question
>
>
>
>This is probably a question for my mechanic, but can alternators start
>failing after 180 hours on IO-550's?  Is failure typically intermittent?
>
>
>
>(I am getting intermittent drop-offs in the Amps reading on my engine
>monitor - down to single digits and then negative amps in the teens and
then
>the system restores to normal after 1-2 minutes.)
>
>
>
>
>
>
>
>David Taylor
>
>Lancair Legacy
>dtaylor@crescentpark.com
>
>
>
>
>
>
>