X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail04.syd.optusnet.com.au ([211.29.132.185] verified) by logan.com (CommuniGate Pro SMTP 5.2.12) with ESMTPS id 3483485 for flyrotary@lancaironline.net; Mon, 09 Feb 2009 00:33:58 -0500 Received-SPF: pass receiver=logan.com; client-ip=211.29.132.185; envelope-from=lendich@optusnet.com.au Received: from ownerf1fc517b8 (d220-236-255-172.dsl.nsw.optusnet.com.au [220.236.255.172]) by mail04.syd.optusnet.com.au (8.13.1/8.13.1) with SMTP id n195XEJK013512 for ; Mon, 9 Feb 2009 16:33:15 +1100 Message-ID: <9E553AF1C10540F09A62E9CC0DB2F4F4@ownerf1fc517b8> From: "George Lendich" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] NEW failure mode for 13B Date: Mon, 9 Feb 2009 15:33:16 +1000 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0007_01C98ACB.BA6894E0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5512 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 X-Antivirus: avast! (VPS 0617-3, 04/28/2006), Outbound message X-Antivirus-Status: Clean This is a multi-part message in MIME format. ------=_NextPart_000_0007_01C98ACB.BA6894E0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Bill, Not the Kiss - I didn't think coolant burned!? George (down under) ----- Original Message -----=20 From: Bill Schertz=20 To: Rotary motors in aircraft=20 Sent: Monday, February 09, 2009 9:30 AM Subject: [FlyRotary] NEW failure mode for 13B Well, I haven't heard of this happening before -- I was ground running = my engine to tune it with the EM-2 and EC-2. Ran for almost an hour, = at various rpm's to change the manifold pressure and tweak the settings. = Cooling working well, I had the top cowling off to allow good exit area = since I was tied down. Coolant pressure about 14 psi as reported on the = EM-2. Engine was running good, took it up to ~6000 rpm swinging a 76x76 = Catto prop, when suddenly there was steam and fluid on my windshield. = Shut it down by killing power to the EC-2. Coolant everywhere. Got out and looked to diagnose the problem -- NOT my plumbing. A = FREEZE PLUG in the iron housing had blown out. Rapid coolant dump. Secondary effect -- Since I shut down suddenly from full tilt, either = the proximity of the cowl to the exhaust, or possibly some of the = coolant on the exhaust started a small fire on my cowl. Put it out with = extinguisher, but corner is charred. Bill Schertz KIS Cruiser #4045 N343BS Now in repair mode. ------=_NextPart_000_0007_01C98ACB.BA6894E0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Bill,
Not the Kiss - I didn't think coolant=20 burned!?
George (down under)
----- Original Message -----
From:=20 Bill=20 Schertz
Sent: Monday, February 09, 2009 = 9:30=20 AM
Subject: [FlyRotary] NEW = failure mode for=20 13B

Well, I haven't heard of this = happening before --=20 I was ground running my engine to  tune it with the EM-2 and = EC-2. =20 Ran for almost an hour, at various rpm's to change the manifold = pressure and=20 tweak the settings. Cooling working well, I had the top cowling off to = allow=20 good exit area since I was tied down. Coolant pressure about 14 psi as = reported on the EM-2.
 
Engine was running good, took it up = to ~6000 rpm=20 swinging a 76x76 Catto prop, when suddenly there was steam and fluid = on my=20 windshield. Shut it down by killing power to the EC-2. Coolant=20 everywhere.
 
Got out and looked to diagnose the = problem -- NOT=20 my plumbing.  A FREEZE PLUG in the iron housing had blown out. = Rapid=20 coolant dump.
 
Secondary effect -- Since I shut down = suddenly=20 from full tilt, either the proximity of the cowl to the exhaust, or = possibly=20 some of the coolant on the exhaust started a small fire on my cowl. = Put it out=20 with extinguisher, but corner is charred.
 
 
Bill Schertz
KIS Cruiser=20 #4045
N343BS
Now in repair mode.
 
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