X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from omr-d01.mx.aol.com ([205.188.252.208] verified) by logan.com (CommuniGate Pro SMTP 6.0.7) with ESMTPS id 6644531 for flyrotary@lancaironline.net; Wed, 18 Dec 2013 16:57:49 -0500 Received-SPF: pass receiver=logan.com; client-ip=205.188.252.208; envelope-from=shipchief@aol.com Received: from mtaomg-mab02.mx.aol.com (mtaomg-mab02.mx.aol.com [172.26.249.84]) by omr-d01.mx.aol.com (Outbound Mail Relay) with ESMTP id A3C2B700567E9 for ; Wed, 18 Dec 2013 16:57:15 -0500 (EST) Received: from core-ddb003c.r1000.mail.aol.com (core-ddb003.r1000.mail.aol.com [172.29.52.73]) by mtaomg-mab02.mx.aol.com (OMAG/Core Interface) with ESMTP id 6C89E38000084 for ; Wed, 18 Dec 2013 16:57:15 -0500 (EST) References: To: flyrotary@lancaironline.net Subject: Re: [FlyRotary] Re: Cooling Water Temp In-Reply-To: X-MB-Message-Source: WebUI MIME-Version: 1.0 From: shipchief@aol.com X-MB-Message-Type: User Content-Type: multipart/alternative; boundary="--------MB_8D0CA533F0BF3E1_FC8_8C146_webmail-m156.sysops.aol.com" X-Mailer: AOL Webmail 38236-STANDARD Received: from 184.78.169.203 by webmail-m156.sysops.aol.com (64.12.159.1) with HTTP (WebMailUI); Wed, 18 Dec 2013 16:57:14 -0500 Message-Id: <8D0CA533F000CFC-FC8-230F9@webmail-m156.sysops.aol.com> X-Originating-IP: [184.78.169.203] Date: Wed, 18 Dec 2013 16:57:15 -0500 (EST) x-aol-global-disposition: G DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mx.aol.com; s=20121107; t=1387403835; bh=nLu5rDnkMX9eSrUAq0wFd6rHAly1kFjC4iAB66cDqaE=; h=From:To:Subject:Message-Id:Date:MIME-Version:Content-Type; b=Pexu1/gVZQ4uBRPs7ne3g2HEYZv19SsxmMSr8R0JDFgHhFm85tOgUHKjj+rGvXqDN r8oEOfcp40KDxh0cSFCByHTZq2ulOINreVQ/WWq6NxNRbr2hT+u1zVGrncZkMCPEPt gP/Ki+3IvhnWMO8RLxYfVZFZUfj8qbCjpSRsVigI= x-aol-sid: 3039ac1af95452b21a3b0a1b This is a multi-part message in MIME format. ----------MB_8D0CA533F0BF3E1_FC8_8C146_webmail-m156.sysops.aol.com Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="us-ascii" Thanks Tracy; I feel better now. I have a few airframe details (stabilizer fairing, cowl= pin retention) and another tethered take off power trial before the aircra= ft is ready. I need to make a cockpit checklist and a flight test card, although the fir= st flights are really about getting control of the plane & engine, then lan= ding without incident. Any fancy stuff like speed trials or aerobatics are = supposed to wait until after the second or third flight :) I need to spend more time reading the EC-2 EM-3 manuals, and verify the A &= B controllers are programmed the same (default setting.) Right now I can i= dle, and select any power setting with one setting of the mixture control. = There is a slight lean spot above idle, and I can feel the staging point fo= r the secondary injectors, but it does not require any fiddling to operate = well.=20 -----Original Message----- From: Tracy To: Rotary motors in aircraft Sent: Wed, Dec 18, 2013 11:04 am Subject: [FlyRotary] Re: Cooling Water Temp I wait for a minimum oil temp of 120F before going to takeoff power setting= . =20 Tracy Sent from my iPad On Dec 17, 2013, at 22:45, shipchief@aol.com wrote: Today I got a chance to sneak out to the airport and play.=20 The RV-8 cowl was off due to changing the oil, so I gave it a pretty good i= nspection, reassembled it and started it up. I was planning to do a tethered trial at take off power, but the weather wa= s clear and cold with low overcast and no wind, so I taxied about while wai= ting for the engine to warm up. It never warmed up. The oil temp came up to about 156F, but the water temp = came up to 128F while idling or slow taxiing. I did 4 aborted take off, the= water temp rose to about 138F. I have heard that this is not warm enough for full power. I did accelerate = to 4850 RPM (2200+ prop RPM) before I let off the brakes and concentrated o= n rolling down the runway, lifting the tail and throttling back @ about 45 = MPH.=20 I don't have a thermostat in it right now, the one try with a thermostat en= ded in an overheat shut down before damage. maybe I didn't have all the air= pockets burped out. So I might have removed it prematurely.=20 What does the group say about warm up before take off, and about using a th= ermostat? ----------MB_8D0CA533F0BF3E1_FC8_8C146_webmail-m156.sysops.aol.com Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset="us-ascii"
Thanks Tracy;
I feel better now. I have a few airframe details (stabilizer  fai= ring, cowl pin retention) and another tethered take off power trial be= fore the aircraft is ready.
I need to make a cockpit checklist and a flight test card, although th= e first flights are really about getting control of the plane & engine,= then landing without incident. Any fancy stuff like speed trials or aeroba= tics are supposed to wait until after the second or third flight :)
I need to spend more time reading the EC-2 EM-3 manuals, and verify th= e A & B controllers are programmed the same (default setting.) Right no= w I can idle, and select any power setting with one setting of the mixture = control. There is a slight lean spot above idle, and I can feel the st= aging point for the secondary injectors, but it does not require any fiddli= ng to operate well. 
-----Original Message-----
From: Tracy <rwstracy@gmail.com>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Sent: Wed, Dec 18, 2013 11:04 am
Subject: [FlyRotary] Re: Cooling Water Temp

I wait for a minimum oil temp of 120F before going to takeoff power se= tting.  

Tracy

Sent from my iPad

On Dec 17, 2013, at 22:45, shipchief@a= ol.com wrote:

Today I got a chance to sneak out to the airport and play. <= /font>
The RV-8 cowl was off due to changing the oil, so I gave it a pretty g= ood inspection, reassembled it and started it up.
I was planning to do a tethered trial at take off power, but the weath= er was clear and cold with low overcast and no wind, so I taxied about whil= e waiting for the engine to warm up.
It never warmed up. The oil temp came up to about 156F, but the water = temp came up to 128F while idling or slow taxiing. I did 4 aborted take off= , the water temp rose to about 138F.
I have heard that this is not warm enough for full power. I did accele= rate to 4850 RPM (2200+ prop RPM) before I let off the brakes and conc= entrated on rolling down the runway, lifting the tail and throttling back @= about 45 MPH.
I don't have a thermostat in it right now, the one try with a thermost= at ended in an overheat shut down before damage. maybe I didn't have all th= e air pockets burped out. So I might have removed it prematurely.
What does the group say about warm up before take off, and about using= a thermostat?
----------MB_8D0CA533F0BF3E1_FC8_8C146_webmail-m156.sysops.aol.com--