Return-Path: Received: from [65.54.169.163] (HELO hotmail.com) by logan.com (CommuniGate Pro SMTP 4.1.8) with ESMTP id 3051215 for flyrotary@lancaironline.net; Sun, 29 Feb 2004 13:53:01 -0500 Received: from mail pickup service by hotmail.com with Microsoft SMTPSVC; Sun, 29 Feb 2004 10:53:01 -0800 Received: from 64.159.105.241 by bay3-dav133.bay3.hotmail.com with DAV; Sun, 29 Feb 2004 18:53:00 +0000 X-Originating-IP: [64.159.105.241] X-Originating-Email: [lors01@msn.com] X-Sender: lors01@msn.com From: "Tracy Crook" To: "Rotary motors in aircraft" Subject: Re: [FlyRotary] 13B smooth running issues Date: Sun, 29 Feb 2004 13:52:59 -0500 MIME-Version: 1.0 X-Mailer: MSN Explorer 7.02.0011.2700 Content-Type: multipart/alternative; boundary="----=_NextPart_001_0007_01C3FECB.57B59500" Message-ID: X-OriginalArrivalTime: 29 Feb 2004 18:53:01.0153 (UTC) FILETIME=[413DFD10:01C3FEF5] ------=_NextPart_001_0007_01C3FECB.57B59500 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable John, Don't even try to start the engine again until you solve these two= issues. You either have a large bubble of air in your coolant system or= a stuck thermostat or ? The rotary cooling system is notoriously diffic= ult to fill and purge of air until you get to know it. No matter what, = fix it first. Same story on oil pressure. Don't start until you have a functioning pre= ssure gauge. I've talked to two customers (car guys) JUST THIS WEEK who have burned up= freshly overhauled rotaries on first run. I've lost count of the total = over the past few years. Tracy Cooling. I don't think I have ANY water circulation at all. After each short 15 second run I added maybe a pint of water. In a later longer run of about = 90 seconds I may have overheated the turbo. Perhaps it seized and this is what's causing my breathing problem below. Anyway, the oil came up to abo= ut 180, but the water temp never moved off the peg, and the rad and pipes ne= ver even got warm after any run. I have a slight drip from the lower water pu= mp fixture which goes to the rad. If this is the suction end, then I'm proba= bly sucking air into the system. I am running a thermostat. Maybe I should remove it. Oil Pressure. I have a cheap mechanical gauge hooked up at the back (because my westach reads 90psi when the engine's not running and goes off scale when it starts). The guy watching oil pressure says that the cheap gauge went ful= l circle, past 100 and hit the zero stop coming the other way. The cheap ga= uge has air in the line, but that wouldnt cause this behavior would it?. What oil pressure should I be reading. Comments & suggestions welcome as always. I'm wayyyyy out of my depth her= e. John Slade Cozy IV turbo 13B REW >> Homepage: http://www.flyrotary.com/ >> Archive: http://lancaironline.net/lists/flyrotary/List.html ------=_NextPart_001_0007_01C3FECB.57B59500 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
 
<= DIV>John,  Don't even try to start the engine again until you solve = these two issues.  You either have a large bubble of air in your coo= lant system or a stuck thermostat or ?  The rotary cooling system is= notoriously difficult to fill and purge of air until you get to know it.=    No matter what, fix it first.
 
S= ame story on oil pressure.  Don't start until you have a functioning= pressure gauge.
 
I've talked to two customer= s (car guys) JUST THIS WEEK who have burned up freshly overhauled ro= taries on first run.  I've lost count of the total over the past few= years.
 
Tracy


Cooling.
I don't think I have = ANY water circulation at all. After each short 15
second run I added m= aybe a pint of water. In a later longer run of about 90
seconds I may = have overheated the turbo. Perhaps it seized and this is
what's causin= g my breathing problem below. Anyway, the oil came up to about
180, bu= t the water temp never moved off the peg, and the rad and pipes never
= even got warm after any run. I have a slight drip from the lower water pu= mp
fixture which goes to the rad. If this is the suction end, then I'm= probably
sucking air into the system. I am running a thermostat. Mayb= e I should
remove it.

 


Oil Pressure.
I have= a cheap mechanical gauge hooked up at the back (because my westach
re= ads 90psi when the engine's not running and goes off scale when it
sta= rts). The guy watching oil pressure says that the cheap gauge went fullcircle, past 100 and hit the zero stop coming the other way. The cheap = gauge
has air in the line, but that wouldnt cause this behavior would = it?. What
oil pressure should I be reading.

Comments & sugg= estions welcome as always. I'm wayyyyy out of my depth here.
John Slad= e
Cozy IV turbo 13B REW



>>  Homepage:  = http://www.flyrotary.com/
>>  Archive:   http://l= ancaironline.net/lists/flyrotary/List.html

------=_NextPart_001_0007_01C3FECB.57B59500--