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 5.3.8) with ESMTPS id 4419128 for flyrotary@lancaironline.net; Wed, 04 Aug 2010 19:43:09 -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; Thu, 5 Aug 2010 07:42:27 +0800 From: To: Date: Thu, 5 Aug 2010 07:42:27 +0800 Subject: Re: [FlyRotary] Re: Hushpower failures Thread-Topic: [FlyRotary] Re: Hushpower failures Thread-Index: Acs0HuBNXZmtwAKrTGixTMk3cUYWBwAD9G0R 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_C8801BE3FA97steveicareyasnau_" MIME-Version: 1.0 --_000_C8801BE3FA97steveicareyasnau_ Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Thanks Dennis Great work Steve Izett On 5/08/10 5:48 AM, "Dennis Havarlah" wrote: Steve - My pictures are on another computer and not easily retrieved currently. Th= e Van's RVaitor news letter had an article and good pictures. Go to Van's = web site and look at page 9 - 11 of the first issue in 2010. The top left = picture on page 10 shows the exhaust system and my original intake. The to= p right picture is the new intake manifold I installed in 2009. Dennis H. ----- Original Message ----- From: stevei@carey.asn.au To: Rotary motors in aircraft Sent: Wednesday, August 04, 2010 1:43 AM Subject: [FlyRotary] Re: Hushpower failures Dennis, do you have photos of your setup, particularly of your intake? Cheers Steve Izett Building Glasair SII RG Renesis 4 Port RD1-C EC2 EM3 On 4/08/10 12:16 PM, "Dennis Havarlah" wrote: My Hushpower resonator ( short hushpower) is still going - 250 hours on Re= nesis and LOVE IT!! Everyone that hears my fly by comments on how quiet = the plane is. About 10 hours ago I removed the muffler and removed the fe= w peices of the baffle still inside. I never saw any performancy decreas= e due to blockage as it failed. Now it is only an enlarged muffler shell = in the exhaust system. My neighbors tell me it is no louder and the tone= of the exhaust is a little deeper. My 4 inch dia. tangantial pipe (used to turn the exhaust 180 deg.) is stil= l doing fine with no signs of any failure. This is located foward (toward= the prop) and is fed by the factory exhaust maifold. This system combine= d with the split side flange exhaust of the Renesis makes for a very easy = to control exhaust. As far as Renesis Horsepower goes - I have a Catto 76X88 porp and RD1-C PS= RU on my RV-7A - I pretty well match my neighbor"s RV-7A with a Lycoming 1= 80 engine with dual electronic ignition. The following has been addressed before but I'll repeat it based on my ex= perience. I use 0.5 to 0.7 oz of WalMart outboard oil and Marvel mixed half and half= per gallon of regular grade Mogas. Cost is about $12.00/gal for the oil= mixture. In cruise I use 8 - 9 gph and at 0.6 oz/gal I would burn 213 g= allons of Mogas for each gallon of oil. Mogas is about $1.00 cheaper than= 100 LL. With the oil cost figures included I save $200 in fuel cost when= I fly 213/9 =3D 23.6 hours. My dual fuel pumps are in the cabin, foward of the seats on the floor. I = have never had any fuel vapor problems - even in Texas in the summer. Hope this helps some. Dennis Haverlah Has anyone had their hushpower muffler fail, and if so, how did they fai= l? Thanks, Brian Trubee - ________________________________ The contents of this email are confidential and intended only for the name= d 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 distributi= on or the information contained in this e-mail is prohibited. Please notif= y the sender immediately and then delete/destroy the e-mail and any printe= d copies. All liability for viruses is excluded to the fullest extent of t= he law. ________________________________ 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_C8801BE3FA97steveicareyasnau_ Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Re: [FlyRotary] Re: Hushpower failures Thanks Dennis
Great work

Steve Izett


On 5/08/10 5:48 AM, "Dennis Havarlah" <clouduster@austin.rr.com> wrote:
Steve - My pictures are on another computer and not easily retrieved currently. &nb= sp;The Van's RVaitor news letter had an article and good pictures.  Go= to Van's web site and look at page 9 - 11 of the first issue in 2010. &nbs= p;The top left picture on page 10 shows the exhaust system and my original intake.  The top right picture is the new inta= ke manifold I installed in 2009.

Dennis H.

----- Original Message -----
 
From:  stevei@carey.asn.au =
 
To: Rotary motors in aircraft <mailto:flyrotary@lancaironline.net>  
 
Sent: Wednesday, August 04, 2010 1:43  AM
 
Subject: [FlyRotary] Re: Hushpower  failures
 

Dennis, do you have photos of your setup, particularly  of your intake= ?
Cheers

Steve Izett
Building Glasair SII RG  Renesis 4 Port RD1-C EC2 EM3


On 4/08/10 12:16 PM, "Dennis Havarlah"  <clouduster@austin.rr.com>  wrote:

 
My Hushpowe= r  resonator ( short hushpower) is still going - 250 hours on Renesis = and LOVE  IT!!   Everyone that hears my fly by comments on h= ow quiet the  plane is.  About 10 hours ago I removed the muffler and removed the few  peices of the baffle still inside.  = ;I never saw any performancy  decrease due to blockage as it failed. &= nbsp;Now it is only an enlarged  muffler shell  in the exhaust sy= stem.  My neighbors tell me it is  no louder and the tone of the exhaust is a little deeper.

My 4  inch dia. tangantial pipe (used to t= urn the exhaust 180 deg.) is still doing  fine with no signs of any fa= ilure.  This is located foward (toward the  prop) and is fed by t= he factory exhaust maifold.  This system combined  with the split side flange exhaust of the Renesis makes for a very easy to &nbs= p;control exhaust.


As  far as Renesis Horsepower goes - I have a Catto 76X88 porp and RD1= -C PSRU on  my RV-7A - I pretty well match my neighbor"s RV-7A wi= th a Lycoming 180  engine with dual electronic ignition.  
 
 
The  following has been addressed before but I'll repeat it based o= n my  experience.
I use 0.5 to 0.7 oz of WalMart outboard oil and Marvel  mixed half and= half  per gallon of regular grade Mogas.  Cost is  about $1= 2.00/gal for the oil mixture.   In cruise I use 8 - 9 gph  a= nd at 0.6 oz/gal I would burn 213 gallons of Mogas for each gallon of oil.   Mogas is about $1.00 cheaper than 100 LL.  With t= he oil cost  figures included I save $200 in fuel cost when I fly 213/= 9 =3D 23.6 hours.  
 
My dual fuel pumps are in the cabin, foward of the seats on  the floor= .  I have never had any fuel vapor problems - even in Texas in  t= he summer.  
 
Hope this helps some.
 
Dennis  Haverlah


 
 
 
 


 
Has  anyone had their hushpower muffler fail, and if so, how did they =   fail?
 
 
 
Thanks,
 
Brian  Trubee



-


 
The contents of this email are confidential=  and intended only for the named recipients of this e-mail. If you ha= ve  received this e-mail in error, you are hereby notified that any use,  reproduction, disclosure or distribution or t= he information contained in this  e-mail is prohibited. Please notify = the sender immediately and then  delete/destroy the e-mail and any pri= nted copies. All liability for viruses is  excluded to the fullest extent of the law.


The contents of this email a= re 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 t= he sender immediately and then delete/destroy the e-mail and any printed co= pies. All liability for viruses is excluded to the fullest extent of the la= w.
 --_000_C8801BE3FA97steveicareyasnau_--