X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from exchange.carey.wa.edu.au ([118.82.44.212] verified) by logan.com (CommuniGate Pro SMTP 5.3.9) with ESMTPS id 4455229 for flyrotary@lancaironline.net; Fri, 03 Sep 2010 20:40:11 -0400 Received-SPF: none receiver=logan.com; client-ip=118.82.44.212; envelope-from=stevei@carey.asn.au Received: from exchange.carey.local ([10.10.0.5]) by exchange.carey.local ([10.10.0.5]) with mapi; Sat, 4 Sep 2010 08:39:38 +0800 From: To: Date: Sat, 4 Sep 2010 08:39:30 +0800 Subject: Re: [FlyRotary] Re: RV8 20B Thread-Topic: [FlyRotary] Re: RV8 20B Thread-Index: ActLYi336EmWlqmRSA6oC9JHbq0ozwAZ3S0g Message-ID: In-Reply-To: Accept-Language: en-US Content-Language: en X-MS-Has-Attach: X-MS-TNEF-Correlator: acceptlanguage: en-US Content-Type: multipart/alternative; boundary="_000_C8A7B6421096Dsteveicareyasnau_" MIME-Version: 1.0 --_000_C8A7B6421096Dsteveicareyasnau_ Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Tracy Have you made any significant mods to the inlet duct sinse posting the phot= os on your web site some years back, as in when you enlarged to inlet? I'll be on to building the ducts soon. If you were to make any mods what wo= uld they be, deep wisdom re diffuser design? Thanks Steve Izett On 3/09/10 8:18 PM, "Tracy" wrote: Hi Steve, It's been so hot here that the cooling of the pilot has been my main pro= blem. I only have about 36 hours on the -8 but it is cooling OK in any wea= ther I can tolerate. I posted my cooling developments here on fly rotary so they should be in th= e archives. There is also a summary on my website (RV-8 page). Also cover= ed in issue 100 of Contact! magazine. Last change was to inlet sizes which= I had made a bit small. Looks like 6" diameter for water and 5.5" Dia. fo= r oil would be about right for my installation. They are slightly smaller = right now. I played with outlet changes till I was tired of fiberglass and= never made much progress. Inlets were the key on mine but this is not alw= ays true. It depends on a LOT of variables. Outlet is now standard RV-8 = dimensions. Rad is a 12 X 18 X 2.625 core Griffin, Oil cooler is 10.5 X 11 x 2 generi= c 30 row cooler. Only time cooling is limiting is during full power climb in 92+ temps. I p= lan to install a water mist system on oil cooler to handle that condition. = With a 3000+ fpm ROC I can always throttle back a bit if I'm out of distil= led water. Tracy On Fri, Sep 3, 2010 at 3:21 AM, wrote: Hi Tracy How are you going with ironing out the setup of your RV8 20B? You've had a summer and I'm wondering how its going. I chose a similar setup as far as cooling so keen to see how its going. Can you give us your radiator dimensions and intake and exit sizes? Thanks Steve Izett Building Glasair SIIRG Renesis 4 port RD!-C EC2 EM3 ________________________________ The contents of this email are confidential and intended only for the named= recipients of this e-mail. If you have received this e-mail in error, you = are hereby notified that any use, reproduction, disclosure or distribution = or the information contained in this e-mail is prohibited. Please notify th= e sender immediately and then delete/destroy the e-mail and any printed cop= ies. All liability for viruses is excluded to the fullest extent of the law= . --_000_C8A7B6421096Dsteveicareyasnau_ Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Re: [FlyRotary] Re: RV8 20B Tracy

Have you made any significant mods to the inlet duct sinse posting the phot= os on your web site some years back, as in when you enlarged to inlet?

I’ll be on to building the ducts soon. If you were to make any mods w= hat would they be, deep wisdom re diffuser design?

Thanks

Steve Izett


On 3/09/10 8:18 PM, "Tracy" <tracy@rotaryaviation.com> wrote:

Hi Steve,
=A0=A0 It's been so hot here that the cooling of the pilot has been my main= problem.=A0 I only have about 36 hours on the -8 but it is cooling OK in a= ny weather I can tolerate.=A0

I posted my cooling developments here on fly rotary so they should be in th= e archives.=A0 There is also a summary on my website (RV-8 page).=A0 Also c= overed in issue 100 of Contact! magazine.=A0 Last change was to inlet sizes= which I had made a bit small.=A0 Looks like 6" diameter for water and= 5.5" Dia. for oil would be about right for my installation.=A0 They a= re slightly smaller right now.=A0 I played with outlet changes till I was t= ired of fiberglass and never made much progress.=A0 Inlets were the key on = mine but this is not always true.=A0 It depends on a LOT of variables.=A0= =A0 Outlet is now standard RV-8 dimensions.=A0

Rad is a 12 X 18 X 2.625 core Griffin,=A0 Oil cooler is 10.5 X 11 x 2=A0 ge= neric 30 row cooler.

Only time cooling is limiting is during full power climb in 92+ temps.=A0 I= plan to install a water mist system on oil cooler to handle that condition= .=A0 With a 3000+ fpm ROC I can always throttle back a bit if I'm out of di= stilled water.

Tracy

On Fri, Sep 3, 2010 at 3:21 AM,  <s= tevei@carey.asn.au> wrote:
Hi Tracy

How are you going with ironing out the setup of your RV8 20B?
You’ve had a summer and I’m wondering how its going.
I chose a similar setup as far as cooling so keen to see how its going.
Can you give us your radiator dimensions and intake and exit sizes?

Thanks

Steve Izett
Building Glasair SIIRG Renesis 4 port RD!-C EC2 EM3
The contents of this email are confidential and intended only for the nam= ed recipients of this e-mail. If you have received this e-mail in error, yo= u are hereby notified that any use, reproduction, disclosure or distributio= n or the information contained in this e-mail is prohibited. Please notify = the sender immediately and then delete/destroy the e-mail and any printed c= opies. All liability for viruses is excluded to the fullest extent of the l= aw.


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