X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fmailhost01.isp.att.net ([207.115.11.51] verified) by logan.com (CommuniGate Pro SMTP 5.3.5) with ESMTP id 4233184 for flyrotary@lancaironline.net; Sat, 24 Apr 2010 19:55:26 -0400 Received-SPF: none receiver=logan.com; client-ip=207.115.11.51; envelope-from=bbradburry@bellsouth.net Received: from desktop (adsl-85-113-131.mco.bellsouth.net[98.85.113.131]) by isp.att.net (frfwmhc01) with SMTP id <20100424235449H0100jnbpce>; Sat, 24 Apr 2010 23:54:50 +0000 X-Originating-IP: [98.85.113.131] From: "Bill Bradburry" To: "'Rotary motors in aircraft'" References: In-Reply-To: Subject: RE: [FlyRotary] Re: cooling for ground runs Date: Sat, 24 Apr 2010 19:54:51 -0400 Message-ID: <0608810ED202403DB1E04BD4E0A73A6A@Desktop> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_000C_01CAE3E8.01012310" X-Mailer: Microsoft Office Outlook 11 Thread-Index: Acrj6bqKWH+LAs/0ReyP0qOsAmft6gAH1FPA X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6001.18049 This is a multi-part message in MIME format. ------=_NextPart_000_000C_01CAE3E8.01012310 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Chris, Are you doing your ground running with the cowl on or off? =20 Bill B =20 _____ =20 From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Chris and Terria Sent: Saturday, April 24, 2010 4:06 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: cooling for ground runs =20 Here is how I solved the high temperatures during ground runs. I bought = $10 worth of stuff at Lowes, =BD inch PVC, 90 and 45 angles, end caps, and = misters for spraying plants in the garden (two in the oil cooler, three for the water cooler). I hooked it up to the hose, and although water flowed = all over the ground, the engine remained within limits. =20 Before, I could get about 4-5 minutes of high power. With this spray = bar running, I had to push the power up above 2500 RPM to get it to heat up above 135*, then after about 8 minutes at high power, I was still only = 185*. =20 Easy, cheap, and it keeps the cooling system intact. =20 CHris ------=_NextPart_000_000C_01CAE3E8.01012310 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Chris,

Are you doing your ground running = with the cowl on or off?

 

Bill B

 

From: = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Chris and Terria
Sent: Saturday, April 24, = 2010 4:06 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: = cooling for ground runs

 

Here is how = I solved the high temperatures during ground runs.  I bought $10 worth of = stuff at Lowes, =BD inch PVC, 90 and 45 angles, end caps, and misters for = spraying plants in the garden (two in the oil cooler, three for the water cooler).  = I hooked it up to the hose, and although water flowed all over the ground, the = engine remained within limits.

 <= /o:p>

Before, I = could get about 4-5 minutes of high power.  With this spray bar running, I = had to push the power up above 2500 RPM to get it to heat up above 135*, then = after about 8 minutes at high power, I was still only = 185*.

 <= /o:p>

Easy, = cheap, and it keeps the cooling system intact.

 <= /o:p>

CHris

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