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1. 05:40 PM - Re: Zenith-List Digest: 0 Msgs - 07/22/12 (Rich)
2. 05:51 PM - Re: Zenith-List Digest: 3 Msgs - 07/20/12 (Rich)
Message 1
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| Subject: | Re: Zenith-List Digest: 0 Msgs - 07/22/12 |
unsubscribe=0A=0A =0A=0A________________________________=0A From: Zenith-Li
st Digest Server <zenith-list@matronics.com>=0ATo: Zenith-List Digest List
<zenith-list-digest@matronics.com> =0ASent: Monday, July 23, 2012 3:01 AM
=0ASubject: Zenith-List Digest: 0 Msgs - 07/22/12=0A =0A*=0A=0A===
=======================0A- O
nline Versions of Today's List Digest Archive=0A=========
=================0A=0AToday's complete Zeni
th-List Digest can also be found in either of the =0Atwo Web Links listed b
elow.- The .html file includes the Digest formatted =0Ain HTML for viewin
g with a web browser and features Hyperlinked Indexes =0Aand Message Naviga
tion.- The .txt file includes the plain ASCII version =0Aof the Zenith-Li
st Digest and can be viewed with a generic text editor =0Asuch as Notepad o
r with a web browser. =0A=0AHTML Version:=0A=0A- - http://www.matronics
.com/digest/digestview.php?Style=82701&View=html&Chapter 12-07-22&A
rchive=Zenith=0A=0AText Version:=0A=0A- - http://www.matronics.com/di
gest/digestview.php?Style=82701&View=txt&Chapter 12-07-22&Archive
=Zenith=0A=0A=0A===================
=====0A- EMail Version of Today's List Digest Archive=0A==
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osted Sun 07/22/12: 0=0A- - - - - ------------------------------
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Message 2
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| Subject: | Re: Zenith-List Digest: 3 Msgs - 07/20/12 |
opt out=0A=0A =0A=0A________________________________=0A From: Zenith-List D
igest Server <zenith-list@matronics.com>=0ATo: Zenith-List Digest List <zen
ith-list-digest@matronics.com> =0ASent: Saturday, July 21, 2012 3:01 AM=0AS
ubject: Zenith-List Digest: 3 Msgs - 07/20/12=0A =0A*=0A=0A=====
=====================0A- Online
Versions of Today's List Digest Archive=0A===========
===============0A=0AToday's complete Zenith-Lis
t Digest can also be found in either of the =0Atwo Web Links listed below.
- The .html file includes the Digest formatted =0Ain HTML for viewing wit
h a web browser and features Hyperlinked Indexes =0Aand Message Navigation.
- The .txt file includes the plain ASCII version =0Aof the Zenith-List Di
gest and can be viewed with a generic text editor =0Asuch as Notepad or wit
h a web browser. =0A=0AHTML Version:=0A=0A- - http://www.matronics.com/
digest/digestview.php?Style=82701&View=html&Chapter 12-07-20&Archiv
e=Zenith=0A=0AText Version:=0A=0A- - http://www.matronics.com/digest/
digestview.php?Style=82701&View=txt&Chapter 12-07-20&Archive=Zeni
th=0A=0A=0A=====================
===0A- EMail Version of Today's List Digest Archive=0A====
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hive=0A- - - - - - - - - - - - - - - - -
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d Fri 07/20/12: 3=0A- - - - - ----------------------------------
------------------------=0A=0A=0AToday's Message Index:=0A-----------------
-----=0A=0A- - 1. 11:38 AM - Engine cooling Louver Vents- (Jeffrey J
Paris)=0A- - 2. 12:12 PM - Re: Engine cooling Louver Vents- (Steve
T)=0A- - 3. 06:34 PM - Re: Engine cooling Louver Vents- (Larry McFar
land)=0A=0A=0A=0A________________________________- Message 1- _________
____________________________=0A=0A=0ATime: 11:38:47 AM PST US=0AFrom: "Jeff
rey J Paris" <jeffrey-j-paris@excite.com>=0ASubject: Zenith-List: Engine co
oling Louver Vents=0A=0AGentlepeople,=0A=C2-=0AA few months ago someone o
ut on our lists mentioned that they were using som=0Ae louvered vents in an
aid to cooling their Jabiru installation. =C2-I wou=0Ald be interested t
o see if anyone has some anecdotal or actual experience wi=0Ath utilizing l
ouvered vents on the bottom of a cowl in an effort to aid and =0Aimnprove e
ngine cooling.=0A=C2-=0AIn my case I have a Jab3300 powered Zentith Zodia
c in which I'm pretty much =0Adialed into in terms of cooling. =C2-Howeve
r, I am also a builder of a Jab=0A3300 powered Europa Classic Monowheel and
due to the fact =C2-that the fo=0Aotwells and the main landing gear trun
cate the bottom opening of the cowl ma=0Aking a clean and big enough exit a
bit "messy".=0A=C2-=0AI am curious to see if a set of vented louvers run
ning parallel and under ea=0Ach cylinder would create enough pull to enhanc
e cooling?=C2-(Bonanzas have=0Aem') =C2-Do the experts think I might ha
ve some luck with just such an in=0Astallation?=0A=C2-=0AThanks for your
time and consderation.=0A=C2-=0AJeff Paris=0A=0A_________________________
_______- Message 2- _____________________________________=0A=0A=0ATime:
12:12:28 PM PST US=0ASubject: Re: Zenith-List: Engine cooling Louver Vents
=0AFrom: Steve T <aircraftspecialty@gmail.com>=0A=0AJeff....=0A=0AGood afte
rnoon.- I was involved with the cooling louvers discussion and have=0Asol
d several sets to zenith aircraft builders and owners.=0A=0ATypically, cool
ing louvers will decrease your cht temperatures by 20-35 degr=0Aees and oil
temperatures 10-15 degrees, depending on aircraft type and insta=0Allation
.=0A=0AThe louver placement can make a big difference in actual efficiency.
- But we=0Ahave found them to be a very efficient, lightweight and cost e
ffective meth=0Aod to help with high temperatures.=0A=0AA lot of rv aircraf
t use them and have even better results due to the higher=0Aairspeed.- I
have a set in a 701 with a corvair engine and he is reporting a=0A20-25 deg
ree drop in cht.=0A=0AIf you are interested, they can be found at=0A=0Ahttp
://aircraftspecialty.com/zenithproducts.html=0A=0AWe manufacture them in ho
use to keep costs low and also to ensure quality. =0AI am an aircraft build
er and am picky about what I put on my airplane, and f=0Aollow through with
that mindset for our customers.=0A=0AHave a great day=0ASteve=0A=0ASent fr
om my iPhone=0A=0ASent from my iPhone=0A=0AOn Jul 20, 2012, at 13:36, "Jeff
rey J Paris" <jeffrey-j-paris@excite.com> wr=0Aote:=0A=0A> Gentlepeople,=0A
>- =0A> A few months ago someone out on our lists mentioned that they wer
e using s=0Aome louvered vents in an aid to cooling their Jabiru installati
on.- I would b=0Ae interested to see if anyone has some anecdotal or actu
al experience with u=0Atilizing louvered vents on the bottom of a cowl in a
n effort to aid and imnp=0Arove engine cooling.=0A>- =0A> In my case I ha
ve a Jab3300 powered Zentith Zodiac in which I'm pretty muc=0Ah dialed into
in terms of cooling.- However, I am also a builder of a Jab 33=0A00 powe
red Europa Classic Monowheel and due to the fact- that the footwells a=0A
nd the main landing gear truncate the bottom opening of the cowl making a c
l=0Aean and big enough exit a bit "messy".=0A>- =0A> I am curious to see
if a set of vented louvers running parallel and under e=0Aach cylinder woul
d create enough pull to enhance cooling? (Bonanzas have em'=0A)- Do the e
xperts think I might have some luck with just such an installatio=0An?=0A>
- =0A> Thanks for your time and consderation.=0A>- =0A> Jeff Paris=0A>
=0A> =0A======================
=====0A==========0A==========
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=0A> =0A=0A________________________________- Message 3- _______________
______________________=0A=0A=0ATime: 06:34:16 PM PST US=0AFrom: "Larry McFa
rland" <larrycmcfarland@gmail.com>=0ASubject: RE: Zenith-List: Engine cooli
ng Louver Vents=0A=0AHi Jeff,=0A=0AI used louvers under my belly radiator i
nstallation, did a tissue test =0Ato proof the negative draft and it worked
really well.=0A=0ANo major numbers, but about a 5 degree improvement overa
ll for radiator =0Acooling.=0A=0Ahttp://www.macsmachine.com/images/subaruen
gine/full/louvertuftest2.gif=0A=0A=0ALarry McFarland=0A=0A=0AFrom: owner-ze
nith-list-server@matronics.com =0A[mailto:owner-zenith-list-server@matronic
s.com] On Behalf Of Jeffrey J =0AParis=0ASent: Friday, July 20, 2012 1:36 P
M=0ASubject: Zenith-List: Engine cooling Louver Vents=0A=0A=0AGentlepeople,
=0A=0A=0AA few months ago someone out on our lists mentioned that they were
using =0Asome louvered vents in an aid to cooling their Jabiru installatio
n.- I =0Awould be interested to see if anyone has some anecdotal or actua
l =0Aexperience with utilizing louvered vents on the bottom of a cowl in an
=0Aeffort to aid and imnprove engine cooling.=0A=0A=0AIn my case I have a
Jab3300 powered Zentith Zodiac in which I'm pretty =0Amuch dialed into in t
erms of cooling.- However, I am also a builder of a =0AJab 3300 powered E
uropa Classic Monowheel and due to the fact- that the =0Afootwells and th
e main landing gear truncate the bottom opening of the =0Acowl making a cle
an and big enough exit a bit "messy".=0A=0A=0AI am curious to see if a set
of vented louvers running parallel and =0Aunder each cylinder would create
enough pull to enhance cooling? =0A(Bonanzas have em')- Do the experts th
ink I might have some luck with =0Ajust such an installation?=0A=0A=0AThank
=============
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