X-Virus-Scanned: clean according to Sophos on Logan.com From: "Neil Unger" Received: from nschwmtas06p.mx.bigpond.com ([61.9.189.152] verified) by logan.com (CommuniGate Pro SMTP 6.1.10) with ESMTPS id 8605595 for flyrotary@lancaironline.net; Fri, 22 Apr 2016 18:54:11 -0400 Received-SPF: pass receiver=logan.com; client-ip=61.9.189.152; envelope-from=neil.unger@bigpond.com Received: from nschwcmgw06p ([61.9.190.166]) by nschwmtas06p.mx.bigpond.com with ESMTP id <20160422225352.JVW2062.nschwmtas06p.mx.bigpond.com@nschwcmgw06p> for ; Fri, 22 Apr 2016 22:53:52 +0000 Received: from UserPC ([138.130.69.103]) by nschwcmgw06p with BigPond Outbound id latr1s00U2DhLAq01atryc; Fri, 22 Apr 2016 22:53:52 +0000 X-Authority-Analysis: v=2.0 cv=PpgRnnw3 c=1 sm=1 a=5YxByh4JxF9AWGn4ZawJ2Q==:17 a=pwWTGOaHjQU4pq5L_BQA:9 a=QEXdDO2ut3YA:10 a=Ia-xEzejAAAA:8 a=yqXQI1pA1xwnxuQtkewA:9 a=_W_S_7VecoQA:10 a=gu0IsBBLuz49vDfm:21 a=5YxByh4JxF9AWGn4ZawJ2Q==:117 Message-ID: <1017CAAADB2247D0AC7E17319E01014E@UserPC> To: "Rotary motors in aircraft" References: In-Reply-To: Subject: Re: [FlyRotary] Not the Water Jacket. ....? Date: Sat, 23 Apr 2016 08:52:36 +1000 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0007_01D19D3D.7BA96540" X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 15.4.3555.308 X-MimeOLE: Produced By Microsoft MimeOLE V15.4.3555.308 This is a multi-part message in MIME format. ------=_NextPart_000_0007_01D19D3D.7BA96540 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable David, Have been at that point many times with machinery, like = yesterday I had track come off one of my tractors----- $30,000 = replacement etc etc! These things happen but have a good sleep and it = will be fixable. I will contact my local Guru, but I suspect it is = either O rings or possibly a warped side plate. To test you may be able = to pressurise the housing with compressed air and listen for leaks. = Whatever, all is fixable and at a much lesser cost than replacement with = something else. I am making another engine to replace the original and = that is growing into a 12 month project. With so much committed to the = rotary I will fix any problems just through stupidity or determination, = which ever you call it?? I now have a new 3,12 G/box ready to test = and my mate has special inserts that can be put into the rotor housings = for little cost, so everything can be fixed. Keep us informed. Neil. From: David Leonard=20 Sent: Saturday, April 23, 2016 6:25 AM To: Rotary motors in aircraft=20 Subject: [FlyRotary] Not the Water Jacket. ....? For Lynn and other rotary experts... Sigh. I jusy finished a rebuild = because I started getting exhaust gasses in the coolant. ... I assumed = that I had melted a coolant jacket o ring (the Teflon ones that RWS = sells). But now after replacing the cooling jacket o rings and other = rubber stuff? I still seem to have the same problem. Is it a warped = rotor housing? Side housing? Impossibe to guess without measurements? = I didn't bother with measurements because I dont really have the tools = for the require precision. =20 The symptoms originally came on fairly suddenly with no provocation = (like overheating or something). .... I just suddenly lost most of my = my coolant. For the first time in the life of the plane I am considering throwing in = the towel on the rotary engine concept, or at least my ability to manage = it.... ------=_NextPart_000_0007_01D19D3D.7BA96540 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
David,    Have been at that point many times with = machinery,=20 like yesterday I had  track come off one of my tractors-----  = $30,000=20 replacement etc etc!  These things happen but have a good sleep and = it will=20 be fixable.  I will contact my local Guru, but I suspect it is = either O=20 rings or possibly a warped side plate.  To test you may be able to=20 pressurise the housing with compressed air and listen for leaks.  = Whatever,=20 all is fixable and at a much lesser cost than replacement with something = else.  I am making another engine to replace the original and that = is=20 growing into a 12 month project.   With so much committed to = the=20 rotary I will fix any problems just through stupidity or determination, = which=20 ever you call it??    I now have a new 3,12 G/box ready = to test=20 and my mate has special inserts that can be put into the rotor housings = for=20 little cost, so everything can be fixed.    Keep us=20 informed.  Neil.
 
Sent: Saturday, April 23, 2016 6:25 AM
Subject: [FlyRotary] Not the Water Jacket. = ....?
 

For Lynn and other rotary experts...  Sigh.  I = jusy=20 finished a rebuild because I started getting exhaust gasses in the = coolant.=20 ...  I assumed that I had melted a coolant jacket o ring (the = Teflon ones=20 that  RWS sells).  But now after replacing the cooling jacket = o rings=20 and other rubber stuff? I still seem to have the same problem.  Is = it a=20 warped rotor housing? Side housing?  Impossibe to guess without=20 measurements?   I didn't bother with measurements because I = dont=20 really have the tools for the require precision.  

The symptoms originally came on fairly suddenly with no = provocation=20 (like overheating or something). ....  I just  suddenly lost = most of=20 my my coolant.

For the first time in the life of the plane I am = considering throwing=20 in the towel on the rotary engine concept, or at least my ability to = manage=20 it....

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