X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail-wy0-f180.google.com ([74.125.82.180] verified) by logan.com (CommuniGate Pro SMTP 5.4.1) with ESMTPS id 5114437 for flyrotary@lancaironline.net; Mon, 05 Sep 2011 17:06:18 -0400 Received-SPF: pass receiver=logan.com; client-ip=74.125.82.180; envelope-from=wgeslick@gmail.com Received: by wyj26 with SMTP id 26so4073704wyj.25 for ; Mon, 05 Sep 2011 14:05:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; bh=hU0r4DE8O6Z1NHeuiUsVU/HLxxOW7+On1wvMImmIDZs=; b=m47XKvLhFRGhrsUhvQv21DQB+AHx04PFArW5hjt6uUa3Q0MzNiWND3CCJLCo2otaR1 cTX1Jlfh0Hyc9i1ZZ2iNAxDVvNpOfqHBdlwnTG/SbA9cm1uEIipV3G/Iq+JRA5APBlku wY8iX4iWlRZ1GDR0MneqSaOfWjPCoOGVH3jRo= MIME-Version: 1.0 Received: by 10.216.137.147 with SMTP id y19mr16926wei.112.1315256741521; Mon, 05 Sep 2011 14:05:41 -0700 (PDT) Received: by 10.216.90.137 with HTTP; Mon, 5 Sep 2011 14:05:41 -0700 (PDT) In-Reply-To: References: Date: Mon, 5 Sep 2011 16:05:41 -0500 Message-ID: Subject: Re: [FlyRotary] Re: The good news and the bad news...... From: Bill Eslick To: Rotary motors in aircraft Content-Type: multipart/alternative; boundary=00504502caeaddeb0f04ac38126e --00504502caeaddeb0f04ac38126e Content-Type: text/plain; charset=ISO-8859-1 On Sat, Sep 3, 2011 at 10:26 AM, Dennis Havarlah wrote: > ** ************ > Bill, > > Great flying and decision making to get it back on the ground with "minor" > damage!!! > > I sure hope we can find the cause to prevent it in the future. > > One idea: Rotor #1 - still great comp. Rotor #2 - None. First flight > after plugs changed. Any possibility one plug in Rotor #2 protruded beyond > the housing and did damage? *Not likely. The wear in the photos was on > #1, which still had compression. *Why does Rotor # 2 have no > compression? *All I can figure is that by turning it over by hand, I > crushed some of the ceramic and it became lodged between the apex seals and > the rotor housing. Certainly led me down a rabbit trail to nowhere.* > > The muffler crap should not have damaged anything because it would only get > into the engine after the nose went down and the prop stopped. > > But on the other hand - you would have had some power from Rotor # 1 "No > stumble, no hiccup, just instant silence" That indicates to me total failure > of fuel or ignition. > > Concerning HushPower II mufflers - After Bobby H's. loss of power I removed > my muffler and found the internals failing at about 225 hrs. I removed all > the internals and now fly with just the muffler shell. > > Dennis H. > --00504502caeaddeb0f04ac38126e Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable
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On Sat, Sep 3, 2011 at 10:26 AM, Dennis Havar= lah <cloud= uster@austin.rr.com> wrote:
Bill,
=A0
Great flying and decision making to ge= t it back on=20 the ground with "minor" damage!!!
=A0
I sure hope we can find the cause to p= revent it in=20 the future.=A0=A0
=A0
One idea: Rotor #1=A0 - still great co= mp.=A0=20 Rotor #2 - None.=A0First flight after plugs changed.=A0=A0Any=20 possibility one plug in Rotor #2=A0protruded=A0beyond the housing=A0and=20 did damage?=A0 Not likely.=A0 T= he wear in the photos was on #1, which still had compression.=A0=A0 = Why does Rotor # 2 have no compression?=A0 <= font color=3D"#ff0000">All I can figure is that by turning it over by hand,= I crushed some of the ceramic and it became lodged between the apex seals = and the rotor housing.=A0 Certainly led me down a rabbit trail to nowhere.<= /font>
=A0
The muffler crap should not have damag= ed anything=20 because it would only get into the engine=A0after the nose went down=20 and=A0the prop stopped.
=A0
But on the other hand - you would have= had some=20 power from Rotor # 1=A0 "No stumble, no hiccup, just instant silence&q= uot; That=20 indicates to=A0me=A0total failure of fuel or ignition.
=A0
Concerning HushPower II mufflers - Aft= er Bobby H's.=20 loss of power I removed my muffler and found the internals failing at about= 225=20 hrs.=A0 I removed all the internals and now fly with just the muffler=20 shell.
=A0
Dennis H.

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