X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imo-d20.mx.aol.com ([205.188.139.136] verified) by logan.com (CommuniGate Pro SMTP 4.3.6) with ESMTP id 620289 for flyrotary@lancaironline.net; Sat, 30 Jul 2005 21:26:59 -0400 Received-SPF: pass receiver=logan.com; client-ip=205.188.139.136; envelope-from=Lehanover@aol.com Received: from Lehanover@aol.com by imo-d20.mx.aol.com (mail_out_v38_r4.1.) id q.1de.40a28595 (16930) for ; Sat, 30 Jul 2005 21:26:07 -0400 (EDT) From: Lehanover@aol.com Message-ID: <1de.40a28595.301d82af@aol.com> Date: Sat, 30 Jul 2005 21:26:07 EDT Subject: Re: [FlyRotary] complete loss of coolant? To: flyrotary@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1122773167" X-Mailer: 9.0 SE for Windows sub 5017 X-Spam-Flag: NO -------------------------------1122773167 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit In a message dated 7/30/2005 5:57:27 PM Eastern Daylight Time, 13brv3@bellsouth.net writes: I could live with the loss of the engine due to warping, if it didn't cause it to seize in short order. Cheers, Rusty (ports, and more ports) Once upon a time, when I still raced the RX-2, a mechanic left a very large end wrench loose in a Corvette. It fell out on a straight-away and pounced once and went through the radiator of my RX-2. My crack driver heard the noise above the din of exhaust noise and checked the gages. No problem. A lap or s later the water temps were up over 200 degrees, oil was OK. A few laps later the water temp was way down again (because there was no water to heat the bulb) so he continued. Another few laps and the race was over. He cam into the pits complaining that power was down a bit. The engine would not stop when the ingnition was turned off. Just a battery and points system back then. No alternator. I had him put the trans in 4th and let the clutch out to kill the engine. It sounded real bad. It smelled real bad. Once cooled off it would not restart. No compression at all. On teardown, the irons were OK. The rotor housings were crushed. Bearings were fine. So some will run without coolant for some time. Probably better to stay at a real high throttle setting once you know you're engines screwed. Run long enough in that state the rotor bearings will fail next. One failed will not stop the engine unless you close the throttle. I doubt that there will be much power left to help, but a couple of feet may be enough. Lynn E. Hanover -------------------------------1122773167 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable

In a message dated 7/30/2005 5:57:27 PM Eastern Daylight Time,=20 13brv3@bellsouth.net writes:

<= FONT=20 style=3D"BACKGROUND-COLOR: transparent" face=3DArial color=3D#000000 size= =3D2>

I could live with= the=20 loss of the engine due to warping,= if it=20 didn't cause it to seize in short order.

Cheers,

Rusty (ports, and more=20 ports)

Once upon a time, when I still raced the RX-2, a mechanic left a very l= arge=20 end wrench loose in a Corvette. It fell out on a straight-away and pounced o= nce=20 and went through the radiator of my RX-2. My crack driver heard the noise ab= ove=20 the din of exhaust noise and checked the gages. No problem. A lap or s later= the=20 water temps were up over 200 degrees, oil was OK.

A few laps later the water temp was way down again (because there was n= o=20 water to heat the bulb) so he continued. Another few laps and the race was o= ver.=20 He cam into the pits complaining that power was down a bit. The engine would= not=20 stop when the ingnition was turned off. Just a battery and points system bac= k=20 then. No alternator.

I had him put the trans in 4th and let the clutch out to kill the engin= e.=20 It sounded real bad. It smelled real bad. Once cooled off it would not resta= rt.=20 No compression at all.

On teardown, the irons were OK. The rotor housings were crushed. Bearin= gs=20 were fine.

So some will run without coolant for some time. Probably better to stay= at=20 a real high throttle setting once you know you're engines screwed. Run long=20 enough in that state the rotor bearings will fail next. One failed will not=20= stop=20 the engine unless you close the throttle.

I doubt that there will be much power left to help, but a couple of fee= t=20 may be enough.

Lynn E. Hanover

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