X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [24.25.9.101] (HELO ms-smtp-02-eri0.southeast.rr.com) by logan.com (CommuniGate Pro SMTP 4.3.6) with ESMTP id 620476 for flyrotary@lancaironline.net; Sun, 31 Jul 2005 08:37:56 -0400 Received-SPF: pass receiver=logan.com; client-ip=24.25.9.101; envelope-from=eanderson@carolina.rr.com Received: from edward2 (cpe-065-188-083-049.carolina.res.rr.com [65.188.83.49]) by ms-smtp-02-eri0.southeast.rr.com (8.12.10/8.12.7) with SMTP id j6VCb8l9014375 for ; Sun, 31 Jul 2005 08:37:09 -0400 (EDT) Message-ID: <001b01c595cc$993d0ff0$2402a8c0@edward2> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: complete loss of coolant? Date: Sun, 31 Jul 2005 08:37:22 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0018_01C595AB.11DCDAC0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2180 X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 X-Virus-Scanned: Symantec AntiVirus Scan Engine This is a multi-part message in MIME format. ------=_NextPart_000_0018_01C595AB.11DCDAC0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Re: [FlyRotary] complete loss of coolant?Ken, was with or without the = nitrous oxide you use for take off? Ed ----- Original Message -----=20 From: Ken Welter=20 To: Rotary motors in aircraft=20 Sent: Saturday, July 30, 2005 11:07 PM Subject: [FlyRotary] Re: complete loss of coolant? Done it did it been there. I was reaching in my engine cowling trying to attach a vacuum line = and apparently knocked the radiator cap loose with my elbow, on takeoff = I noticed the water temp shoot up and I made a 180 and pulled the power = back and glided in for a landing. The engine was completely toasted, much worst than loosing oil, the = side housings, rotor housings, and rotors were all toast and this was = with less than one minute at full power. Ken Greetings,=20 We've established what happens if the engine runs out of oil. What = about coolant? If the system sprang a leak, and you continued to run at = cruise power, will it eventually seize, similar to the oil out? I = can't say I've heard of that happening, but most people probably quit = before they get to that point. I'm thinking it would seize though. =20 The reason I'm wondering has to do with thoughts of a backup water = pump. I'll almost certainly use only the DC EWP on the single rotor, = but I'm wondering if a second one is needed. I could live with the loss = of the engine due to warping, if it didn't cause it to seize in short = order.=20 Cheers, Rusty (ports, and more ports)=20 ------=_NextPart_000_0018_01C595AB.11DCDAC0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Re: [FlyRotary] complete loss of coolant?
Ken, was with or without the nitrous oxide you = use for=20 take off?
 
Ed
----- Original Message -----
From:=20 Ken=20 Welter
Sent: Saturday, July 30, 2005 = 11:07=20 PM
Subject: [FlyRotary] Re: = complete loss of=20 coolant?

  Done it did it been there.
 I was reaching in my engine cowling trying to attach a = vacuum line=20 and apparently knocked the radiator cap loose with my elbow, on = takeoff I=20 noticed the water temp shoot up and I made a 180 and pulled the power = back and=20 glided in for a landing.
  The engine was completely toasted, much worst than loosing = oil,=20 the side housings, rotor housings, and rotors were all toast and this = was with=20 less than one minute at full power.
  Ken



Greetings, 
 
We've = established what=20 happens if the engine runs out of oil.   What=20 about coolant?  If the system sprang a leak, and you = continued to=20 run at cruise power,  will it eventually seize, similar to the = oil=20 out?  I can't say I've heard of that happening, but most people = probably quit before they get to that point.  I'm thinking it = would=20 seize though.  
 
The reason I'm = wondering=20 has to do with thoughts of a backup water pump.  I'll almost = certainly=20 use only the DC EWP on the single  rotor, but I'm wondering if = a second=20 one is needed.  I could live with the loss of the engine due to = warping, if it didn't cause it to seize in short=20 order. 
 
Cheers,
Rusty  = (ports, and=20 more ports) 
 

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