X-Junk-Score: 0 [] X-Cloudmark-Score: 0 [] X-Cloudmark-Analysis: v=2.3 cv=T4/ysMCQ c=1 sm=1 tr=0 a=jhq9xISCOvLrkKPOBj6vDA==:117 a=jpOVt7BSZ2e4Z31A5e1TngXxSK0=:19 a=FmdZ9Uzk2mMA:10 a=TzZqC_grXf0A:10 a=UKPAHat8AAAA:8 a=Ia-xEzejAAAA:8 a=PkYCYgy9AAAA:8 a=C_IRinGWAAAA:8 a=xhrNapclg1jb_LjtlYcA:9 a=QEXdDO2ut3YA:10 a=DlB8pVX6JImJ0gMup1UA:9 a=4CzIXLaXAdrjdELw:21 a=_W_S_7VecoQA:10 a=Fc6xXSS-RxGHxrvp76Qp:22 a=Urk15JJjZg1Xo0ryW_k8:22 a=04jDZsmNAJ9MhMURcWJe:22 From: "David COOK hoursaway1@comcast.net" Received: from resqmta-ch2-12v.sys.comcast.net ([69.252.207.44] verified) by logan.com (CommuniGate Pro SMTP 6.2.13) with ESMTPS id 12878199 for flyrotary@lancaironline.net; Sat, 24 Aug 2019 04:12:41 -0400 Received-SPF: pass receiver=logan.com; client-ip=69.252.207.44; envelope-from=hoursaway1@comcast.net Received: from resomta-ch2-03v.sys.comcast.net ([69.252.207.99]) by resqmta-ch2-12v.sys.comcast.net with ESMTP id 1R9ci2HwRvBbZ1R9tiAgJE; Sat, 24 Aug 2019 08:12:25 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=comcast.net; s=20190202a; t=1566634345; bh=1M47JQD3uWS0ZOHRBqzDcaMym8NkXM93usKh8p0qhsk=; h=Received:Received:Date:From:Reply-To:To:Message-ID:Subject: MIME-Version:Content-Type; b=PjssqU6m0w+6qlkf1tJP6KsjcxRAz7Uw+8Z2TaBT69mg3gUhbrCTW1sJZrv1w+EIS 6PhRAwU2AEVb/PPMaeC15PRWSv+KoNZzUjKPqikFJR9nBchmkl+W2mBZuRzQMIejXc FjtYO2PVShrywrCr64fdDmG9kNlEbhPUTVDIk1jyZWbHBn23pPHnhhMgG8HRCxgOlL FUdzTCAPdDkYelHpjb5sF7ddq7B3tNOw+zDiXnty9psg1nG89GGVMPW6xBxasoVNdf 2q+st7jaybWmv2SYqq2tbCeNY3oaxSPTIy2bemlOGLe1eQ2QFPsrXLM5iJiqEbHmBM DLelc3OX9ufnA== Received: from oxapp-ch2f-76o.email.comcast.net ([96.117.82.109]) by resomta-ch2-03v.sys.comcast.net with ESMTPS id 1R9siLFijfobV1R9tiYR5e; Sat, 24 Aug 2019 08:12:25 +0000 X-Xfinity-VAAS: gggruggvucftvghtrhhoucdtuddrgeduvddrudehtddgtddvucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuvehomhgtrghsthdqtfgvshhipdfqfgfvpdfpqffurfetoffkrfenuceurghilhhouhhtmecufedttdenucgotffhvedqqdeurggukfhmphhorhhtrghntggvucdlvddtmdenucfjughrpeffhfhrvffkjghfufggtgfrkgfoihesrgdtsggsredtjeenucfhrhhomhepffgrvhhiugcuvefqqffmuceohhhouhhrshgrfigrhidusegtohhmtggrshhtrdhnvghtqeenucffohhmrghinheptghhihhpshhmohhtohhrshhpohhrthhsrdgtohhmnecukfhppeeliedruddujedrkedvrddutdelpddutdegrdduvdelrdduleeirdeitdenucfrrghrrghmpehhvghlohepohigrghpphdqtghhvdhfqdejiehordgvmhgrihhlrdgtohhmtggrshhtrdhnvghtpdhinhgvthepleeirdduudejrdekvddruddtledpmhgrihhlfhhrohhmpehhohhurhhsrgifrgihudestghomhgtrghsthdrnhgvthdprhgtphhtthhopehflhihrhhothgrrhihsehlrghntggrihhrohhnlhhinhgvrdhnvghtnecuvehluhhsthgvrhfuihiivgeptd X-Xfinity-VMeta: sc=20;st=legit Date: Sat, 24 Aug 2019 04:12:23 -0400 (EDT) Reply-To: David COOK To: Rotary motors in aircraft Message-ID: <228017586.658955.1566634344787@connect.xfinity.com> In-Reply-To: References: Subject: Re: [FlyRotary] Re: Broken Apex seal leads to dissassembly. MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_Part_658954_1727296223.1566634344781" X-Priority: 3 Importance: Medium X-Mailer: Open-Xchange Mailer v7.8.4-Rev38 X-Originating-IP: ::ffff:104.129.196.60 X-Originating-Client: open-xchange-appsuite ------=_Part_658954_1727296223.1566634344781 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit After cleaning they still feel good, but no have not put a feeler gauge in yet, have to bring tools to airport. > On August 23, 2019 at 2:37 PM "Bobby J. Hughes bhughes@qnsi.net" wrote: > > > David, > > > > Have you measured the apex seal grooves to verify they are within specifications? > > Bobby > > From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] > Sent: Friday, August 23, 2019 11:58 AM > To: Rotary motors in aircraft > Subject: [FlyRotary] Re: Broken Apex seal leads to dissassembly. > > > > https://chipsmotorsports.com/ is in Detroit. Can lap and renitride the irons. Are your rotor housing okay? > > > > Out of curiosity, what size rads do you have for coolant and oil ? > > > > - Matt Boiteau > > > > > > On 2019-08-23 12:54:26 PM, David COOK hoursaway1@comcast.net wrote: > > > > Am in need of info., where to send my irons ( all three), to be lapped or resurfaced, (or purchase some replacements) this is a 13B so the coolant seal grooves are in the irons. I am in Lansing Michigan for distance reference. This was supposed to be a "professional" built eng. w/aviation mods. the mods are ok, but the wear in the irons in the combustion area looks more like MANY hrs. of use. I only put 80 hrs. on the hobbs. 20 was ground testing the rest in the air. Temps ran 190F coolant, 202F oil, pretty regular. Lubrication was 1oz. 2cyc.oil and 1/2 oz. MMOil for every gal. fuel. On prep for Osh. trip the next day, wanted some T&G's, runup normal very strong could not hold back with brakes, aprox. 90% throttle about foot off runway started missing, set back down and at turn off to taxiway eng. quit running, had to lean EC2 all the way to left to get started again. Checked EM2 bar graph, all in center so not fuel MAP scramble. Thinking SAG (never experienced before so don't know the symptoms) changed plugs, no joy, tested coils, all ok, checked comp. no needle jump on 2 chambers, dissassem. found broken chunk from Apex seal rotor #2. Done crying now need to fix (short summer). David R. Cook RV6A Rotary Lansing MI > > > > > ------=_Part_658954_1727296223.1566634344781 MIME-Version: 1.0 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable

After cleaning they still feel good, but n= o have not put a feeler gauge in yet, have to bring tools to airport.

On August 23, 2019 at 2:37 PM "Bobby J. Hug= hes bhughes@qnsi.net" <flyrotary@lancaironline.net> wrote:
=

David,

 = ;

Have you measured the apex seal grooves to verify they are w= ithin specifications? 

Bobby

From: Rotary motors in aircraft [mailto:flyrotary@lancaironl= ine.net]
Sent: Friday, August 23, 2019 11:58 AM
To: Rotary motors in aircraft
Subject: [F= lyRotary] Re: Broken Apex seal leads to dissassembly.

 

https://chipsmotorsports.com/ is in Detroit. Can lap and reni= tride the irons. Are your rotor housing okay?

 

Out o= f curiosity, what size rads do you have for coolant and oil ?

&= #160;

- Matt Boiteau

On 2019-08-23 12:= 54:26 PM, David COOK hoursaway1@comcast.net <flyrotary@lancaironline.ne= t> wrote:

Am in need of info= ., where to send my irons ( all three), to be lapped or resurfaced, (or pur= chase some replacements) this is a 13B so the coolant seal grooves are in t= he irons.  I am in Lansing Michigan for distance reference. This was s= upposed to be a "professional" built eng. w/aviation mods. the mods= are ok, but the wear in the irons in the combustion area looks more like M= ANY hrs. of use. I only put 80 hrs. on the hobbs. 20 was ground testing the= rest in the air.  Temps ran 190F coolant, 202F oil, pretty regular. &= #160; Lubrication was 1oz. 2cyc.oil and 1/2 oz. MMOil for every gal. fuel.&= #160; On prep for Osh. trip the next day, wanted some T&G's, runup = normal very strong could not hold back with brakes, aprox. 90% throttle abo= ut foot off runway started missing, set back down and at turn off to taxiwa= y eng. quit running, had to lean EC2 all the way to left to get started aga= in. Checked EM2 bar graph, all in center so not fuel MAP scramble. Thinking= SAG (never experienced before so don't know the symptoms)  change= d plugs, no joy, tested coils, all ok, checked comp. no needle jump on 2 ch= ambers, dissassem. found broken chunk from Apex seal rotor #2. Done crying = now need to fix (short summer). David R. Cook RV6A Rotary  Lansing MI =


 

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