X-Virus-Scanned: clean according to Sophos on Logan.com From: "Stephen Izett" Received: from mail-pa0-f54.google.com ([209.85.220.54] verified) by logan.com (CommuniGate Pro SMTP 6.1.11) with ESMTPS id 8872024 for flyrotary@lancaironline.net; Fri, 12 Aug 2016 19:18:09 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.85.220.54; envelope-from=steveize@gmail.com Received: by mail-pa0-f54.google.com with SMTP id i5so253349pat.2 for ; Fri, 12 Aug 2016 16:18:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:message-id:mime-version:subject:date:references:to:in-reply-to; bh=lOtFNMGPa7iF9fpQzoI1na0129kwTwv+PuVHJI1mZyU=; b=fzkgBQlYN8ZkFmfOI5fVkDpBcQN9/0wI0q5vaAr72vapvKTgsAnSonP+KCCVFnN4ii kdrjWd4bIeUEOV/ZvqwA2DARuLJGlfdjMjnw+PBPZ6OREPlnq01TyYKeAYWle3h8xLqH uziNPk15zbV5dwJfDHCjzG/janVjUYVGbdHaacVLPiwjPjLOcjfQaXsQWXTrMBcBVSRt p+BA/ORpJX1chdnToLkngxAPwK221YVDIyXtrhZTUeCRiLkI7TYcJY+BkwhMZNAKVGUc joUFE5qf771njRPFqr+4f3jdfhoHqaBLNKqAtzaCBEX86k9kC9noK0L9pStKw6Qp47Hw BTRw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:message-id:mime-version:subject:date :references:to:in-reply-to; bh=lOtFNMGPa7iF9fpQzoI1na0129kwTwv+PuVHJI1mZyU=; b=VG5l5HHUr8VzGax+FeyU2MphMKMCbxU08iRLLcakl90lN8sdvK+I+jrIrS9QAwT+6w rh6/3vZk7AHrIf5yOF/32nsmiy92hLo9rFkRKYAKucdb9Cs23fUBhzouUCC0vQ1/y+y8 9cDd9BfcQOxCMv8xjqzuFAsisf+6J+WhwNUMDBwcZvmuzYaOrYjmGJT+XAJdveV3zsFI s/2TQZRe9bPXMNURkLCyv+3OXARo0FIflEyYaD5Y4SMWSYWo+ha1ssg0/73Zace56G/C GtvBE7zPg6Atihoh7uNffR+1dRkWAJ7NVljh0+dCd80QmAwchvElitDxpyQQEtCqJbLb uNAg== X-Gm-Message-State: AEkoouuckMmz0DUDjdDKRs8CGQCyYSnJSjJ98kzbx1MzW8xVktTYInkBlWdI6Fmb+wsDhg== X-Received: by 10.66.233.38 with SMTP id tt6mr31246687pac.99.1471043870096; Fri, 12 Aug 2016 16:17:50 -0700 (PDT) Return-Path: Received: from [10.1.1.5] (124-148-220-116.dyn.iinet.net.au. [124.148.220.116]) by smtp.gmail.com with ESMTPSA id r21sm15492194pfi.52.2016.08.12.16.17.47 for (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 12 Aug 2016 16:17:49 -0700 (PDT) X-Google-Original-From: Stephen Izett Content-Type: multipart/alternative; boundary="Apple-Mail=_62132FE4-A98D-4D4B-AEA8-4949004A12A6" Message-Id: Mime-Version: 1.0 (Mac OS X Mail 9.3 \(3124\)) Subject: Re: [FlyRotary] He said again...... Date: Sat, 13 Aug 2016 07:17:44 +0800 References: To: Rotary motors in aircraft In-Reply-To: X-Mailer: Apple Mail (2.3124) --Apple-Mail=_62132FE4-A98D-4D4B-AEA8-4949004A12A6 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=utf-8 Thanks Lynn Ill look to get these plugs. One thing that has changed is I=E2=80=99m now reading very low to zero = coolant pressure. Not sure if its the sender or something else. I=E2=80=99ll check it in a = few weeks then I can get back to the hangar. If a rotary looses coolant or pressure what are the reasons this can = happening? Steve > On 13 Aug 2016, at 2:50 AM, Lehanover = wrote: >=20 > I recommend the NGK R6725-11.5 spark plug for 100% duty cycle = operation. Gapped at .010" to .012". > =20 > Race car settings. There you go...............rotary talk. > =20 > Lynn E. Hanover > =20 > This is what I would do. > =20 > Get all of your tuning done on the ground and or, just above a long = runway. Install a heated oxygen sensor, > =20 > Plug heat ranges in the 10s are for heavy street use. Not used (or = should not be used, my opinion) for a 100% duty cycle as in aircraft. > =20 > If 10s cured your problem you have already demonstrated to yourself = the problems of a too hot a (high heat range) plug. Once the tip of the = plug is overheated you have lost control of your ignition timing. This = is a very bad idea. Followed by preignition and or, detonation. > =20 > Both can lead to severe engine damage. Once your testing is complete = and long flights are next, I would remove and discard the stationary = gears and magnaflux the rotor gears. You can check all of the engine = parts at that time. =20 > =20 > The NGK R6725-11.5 plug is gifted to most competitive race teams by = Mazda. > =20 > Know what your timing actually is. Mark your flywheel teeth with = colored paint. Easy to see and very accurate. > =20 > Lynn E. Hanover > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: = http://mail.lancaironline.net:81/lists/flyrotary/List.html --Apple-Mail=_62132FE4-A98D-4D4B-AEA8-4949004A12A6 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=utf-8 Thanks Lynn
Ill look to get these = plugs.

One = thing that has changed is I=E2=80=99m now reading very low to zero = coolant pressure.
Not sure if its the sender or = something else. I=E2=80=99ll check it in a few weeks then I can get back = to the hangar.
If a rotary looses coolant or = pressure what are the reasons this can happening?
Steve

On = 13 Aug 2016, at 2:50 AM, Lehanover <flyrotary@lancaironline.net> wrote:

I recommend the NGK R6725-11.5 spark plug for 100% duty = cycle=20 operation.  Gapped at .010" to .012".
 
Race car settings.       = There you=20 go...............rotary talk.
 
Lynn E. Hanover
 
This is what I would do.
 
Get all of your tuning done on the ground and or, just = above a long runway.=20 Install a heated oxygen sensor,
 
Plug heat ranges in the 10s are for heavy street use. = Not used (or should=20 not be used, my opinion) for a 100% duty cycle as in aircraft.
 
 If 10s cured your problem you have already = demonstrated to yourself=20 the problems of a too hot a (high heat range) plug. Once the tip of the = plug is=20 overheated you have lost control of your ignition timing. This is a very = bad=20 idea. Followed by preignition and or, detonation.
 
Both can lead to severe engine damage.  Once = your testing is=20 complete and long flights are next, I would remove and discard the = stationary=20 gears and magnaflux the rotor gears. You can check all of the = engine parts=20 at that time.  
 
The NGK R6725-11.5 plug is gifted to most competitive = race teams by Mazda.=20
 
Know what your timing actually is. Mark your flywheel = teeth with colored=20 paint. Easy to see and very accurate.
 
Lynn E. Hanover
<Racerpic.jpg>--
Homepage:  http://www.flyrotary.com/
Archive and = UnSub:   http://mail.lancaironline.net:81/lists/flyrotary/List.html<= br class=3D"">

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