Subject: Billet 20B Eccentric Shaft
From: ACRE
Date: 10/24/2004, 8:50 PM


Paul Carey wrote:

Hi Paul

Received my billet eccentric shaft from New Zealand, and the part
looks
good. You will see the rotor bearing flanks are smaller in that the
10mm of
metal adjacent is missing - like the 12A shafts I believe. This was
done to
lighten the shaft for racing.

The thing that has bothered me, is that the engineer that made it
stated
that the shaft needed balancing. Talking to some experienced rotary
guys
here, they say that only the factory can really conduct proper
balancing,
and not many people attempt it, and the veracity of their claims
cannot be
verified. Any thoughts on this Paul? The fact that the shaft is
lighter - is
that a concern? I believe the rotors and counterweights have to be
balanced
somehow all together.

Regards Paul

Paul Carey
Aero Group Pty Ltd
226 Railway Parade, Bayswater WA 6050
P.O.Box 119, Maylands WA 6930
Ph: (08) 9371 5205  Fax: (08) 9371 9644  Mob: 0418 959 892
www.aeromanagement.com.au <http://www.aeromanagement.com.au/>


Paul Carey,
What is that NZ Coy. again - I've had a hard drive crash and lost the most
recent stuff.
I actually e-mail them and didn't get a reply the last time - do you have a
contact person.
George (down under)

 
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