X-Virus-Scanned: clean according to Sophos on Logan.com X-PolluStop-Diagnostic: \eX-PolluStop-Score: 0.00\eX-PolluStop: Scanned with Niversoft PolluStop 2.1 RC1, http://www.niversoft.com/pollustop Return-Path: Received: from mtiwmhc11.worldnet.att.net ([204.127.131.115] verified) by logan.com (CommuniGate Pro SMTP 4.3c4) with ESMTP id 866342 for flyrotary@lancaironline.net; Tue, 12 Apr 2005 14:08:36 -0400 Received-SPF: none receiver=logan.com; client-ip=204.127.131.115; envelope-from=keltro@att.net Received: from 204.127.135.75 ([204.127.135.75]) by worldnet.att.net (mtiwmhc11) with SMTP id <20050412180800111000dh0ve>; Tue, 12 Apr 2005 18:08:00 +0000 Received: from [209.247.222.115] by 204.127.135.75; Tue, 12 Apr 2005 18:07:58 +0000 From: keltro@att.net (Kelly Troyer) To: "Rotary motors in aircraft" Subject: Re: [FlyRotary] Re: Intake screen/filter Date: Tue, 12 Apr 2005 18:07:58 +0000 Message-Id: <041220051807.3170.425C0E7E00004C5D00000C622160466648019D9B040A05@att.net> X-Mailer: AT&T Message Center Version 1 (Feb 14 2005) X-Authenticated-Sender: a2VsdHJvQGF0dC5uZXQ= MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="NextPart_Webmail_9m3u9jl4l_3170_1113329278_0" --NextPart_Webmail_9m3u9jl4l_3170_1113329278_0 Content-Type: text/plain Content-Transfer-Encoding: 8bit Jerry and All, Past info has indicated that the rotary is not tolerent of stuff in the air......Much less than a piston engine......Would be wise to at least have a filter system for the ground and use unfiltered ram air at altitude (unless you are in a dirt storm) FWIW!! -- Kelly Troyer Dyke Delta/13B/RD1C/EC2 -------------- Original message from Jerry Hey : -------------- > Beautiful job, Al. My work is crude by comparison. > > > In California the dust on the dirt strips can linger in the air long > after a take off and when the farmers work the fields near by, the air > is full of highly abrasive dust. One of the first things we noticed > about Indiana when we moved from CA was how much less dust was in the > air. I don't know if the Rotary is more tolerant of this stuff > than is a recip but it probably is harmful to some degree. Even in > Indiana I think a filter is a good idea. Jerry --NextPart_Webmail_9m3u9jl4l_3170_1113329278_0 Content-Type: text/html Content-Transfer-Encoding: 8bit

Jerry and All,

Past info has indicated that the rotary is not tolerent of stuff in the air......Much

less than a piston engine......Would be wise to at least have a filter system for the

ground and use unfiltered ram air at altitude (unless you are in a dirt storm) FWIW!!

--
Kelly Troyer
Dyke Delta/13B/RD1C/EC2

-------------- Original message from Jerry Hey <jerryhey@earthlink.net>: --------------

> Beautiful job, Al. My work is crude by comparison.
>
>
> In California the dust on the dirt strips can linger in the air long
> after a take off and when the farmers work the fields near by, the air
> is full of highly abrasive dust. One of the first things we noticed
> about Indiana when we moved from CA was how much less dust was in the
> air. I don't know if the Rotary is more tolerant of this stuff
> than is a recip but it probably is harmful to some degree. Even in
> Indiana I think a filter is a good idea. Jerry

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