---------------------------------------------------------- JabiruEngine-List Digest Archive --- Total Messages Posted Fri 07/20/12: 3 ---------------------------------------------------------- Today's Message Index: ---------------------- 1. 11:37 AM - Engine cooling Louver Vents (Jeffrey J Paris) 2. 12:20 PM - Re: Engine cooling Louver Vents (Paul Mulwitz) 3. 02:22 PM - Re: Engine cooling Louver Vents (Keith Pickford) ________________________________ Message 1 _____________________________________ Time: 11:37:16 AM PST US From: "Jeffrey J Paris" Subject: JabiruEngine-List: Engine cooling Louver Vents Gentlepeople, =C2- A few months ago someone out on our lists mentioned that they were using som e louvered vents in an aid to cooling their Jabiru installation. =C2-I wou ld be interested to see if anyone has some anecdotal or actual experience wi th utilizing louvered vents on the bottom of a cowl in an effort to aid and imnprove engine cooling. =C2- In my case I have a Jab3300 powered Zentith Zodiac in which I'm pretty much dialed into in terms of cooling. =C2-However, I am also a builder of a Jab 3300 powered Europa Classic Monowheel and due to the fact =C2-that the fo otwells and the main landing gear truncate the bottom opening of the cowl ma king a clean and big enough exit a bit "messy". =C2- I am curious to see if a set of vented louvers running parallel and under ea ch cylinder would create enough pull to enhance cooling?=C2-(Bonanzas have em') =C2-Do the experts think I might have some luck with just such an in stallation? =C2- Thanks for your time and consderation. =C2- Jeff Paris ________________________________ Message 2 _____________________________________ Time: 12:20:03 PM PST US From: Paul Mulwitz Subject: Re: JabiruEngine-List: Engine cooling Louver Vents Hi Jeff, I am not an expert, but I think a single lip on the exit point of the cowl bottom could have the same drawing effect as louvers positioned along the cowl bottom. Paul Camas, WA On 7/20/2012 11:36 AM, Jeffrey J Paris wrote: > Gentlepeople, > A few months ago someone out on our lists mentioned that they were > using some louvered vents in an aid to cooling their Jabiru > installation. I would be interested to see if anyone has some > anecdotal or actual experience with utilizing louvered vents on the > bottom of a cowl in an effort to aid and imnprove engine cooling. > In my case I have a Jab3300 powered Zentith Zodiac in which I'm pretty > much dialed into in terms of cooling. However, I am also a builder of > a Jab 3300 powered Europa Classic Monowheel and due to the fact that > the footwells and the main landing gear truncate the bottom opening of > the cowl making a clean and big enough exit a bit "messy". > I am curious to see if a set of vented louvers running parallel and > under each cylinder would create enough pull to enhance > cooling? (Bonanzas have em') Do the experts think I might have some > luck with just such an installation? > Thanks for your time and consderation. > Jeff Paris > * > > > * ________________________________ Message 3 _____________________________________ Time: 02:22:01 PM PST US From: Keith Pickford Subject: Re: JabiruEngine-List: Engine cooling Louver Vents Have a look at=0A=0Ahttp://www.jabiru.net.au/Service%20Bulletins/Engine%20f iles/Engine%20Cooling%20JSB016-1.pdf=0A=0AWe used the Medium version and he ad temps are now great no matter what power settings=0A=0ARegards=0AKeith =0A=0A=0A=0A________________________________=0A From: Paul Mulwitz =0ATo: jabiruengine-list@matronics.com =0ASent: Saturday, 21 July 2012 7:18 AM=0ASubject: Re: JabiruEngine-List: Engine cooling Louver Vents=0A =0A=0AHi Jeff,=0A=0AI am not an expert, but I think a single lip on the exi t point of=0A the cowl bottom could have the same drawing effect as louv ers=0A positioned along the cowl bottom.=0A=0APaul=0ACamas, WA=0A-=0A =0AOn 7/20/2012 11:36 AM, Jeffrey J Paris wrote:=0A=0AGentlepeople,=0A>- =0A>A few months ago someone out on our lists mentioned that they were usin g some louvered vents in an aid to cooling their Jabiru installation. -I would be interested to see if anyone has some anecdotal or actual experienc e with utilizing louvered vents on the bottom of a cowl in an effort to aid and imnprove engine cooling.=0A>-=0A>In my case I have a Jab3300 powered Zentith Zodiac in which I'm pretty much dialed into in terms of cooling. -However, I am also a builder of a Jab 3300 powered Europa Classic Monowh eel and due to the fact -that the footwells and the main landing gear tru ncate the bottom opening of the cowl making a clean and big enough exit a b it "messy".=0A>-=0A>I am curious to see if a set of vented louvers runnin g parallel and under each cylinder would create enough pull to enhance cool ing?-(Bonanzas have em') -Do the experts think I might have some luck w ith just such an installation?=0A>-=0A>Thanks for your time and consderat = ------------------------------------------------------------------------------------- Other Matronics Email List Services ------------------------------------------------------------------------------------- Post A New Message jabiruengine-list@matronics.com UN/SUBSCRIBE http://www.matronics.com/subscription List FAQ http://www.matronics.com/FAQ/JabiruEngine-List.htm Web Forum Interface To Lists http://forums.matronics.com Matronics List Wiki http://wiki.matronics.com Full Archive Search Engine http://www.matronics.com/search 7-Day List Browse http://www.matronics.com/browse/jabiruengine-list Browse Digests http://www.matronics.com/digest/jabiruengine-list Browse Other Lists http://www.matronics.com/browse Live Online Chat! http://www.matronics.com/chat Archive Downloading http://www.matronics.com/archives Photo Share http://www.matronics.com/photoshare Other Email Lists http://www.matronics.com/emaillists Contributions http://www.matronics.com/contribution ------------------------------------------------------------------------------------- These Email List Services are sponsored solely by Matronics and through the generous Contributions of its members.