REFLECTOR: vernatherm Brian Michalk

Brian Michalk michalk at awpi.com
Sat Nov 19 19:51:01 CST 2011


No problem I will have six left.  Just looking at the spring, it's 
indistinguishable from the original part.  It just feels a little stiffer.

On 11/17/2011 07:31 PM, aminetech at bluefrog.com wrote:
> Brian,
> I'm interested in the spring also, although I'm not convinced I need it.
> Jeff,
> How can you tell that you're on the boarder of bypassing?
> Thanks,
> John
>
> --- michalk at awpi.com wrote:
>
> From: Brian Michalk <michalk at awpi.com>
> To: Velocity Aircraft Owners and Builders list <reflector at tvbf.org>
> Subject: Re: REFLECTOR: vernatherm Brian Michalk
> Date: Thu, 17 Nov 2011 18:37:16 -0600
>
> I am checking on the springs.
>
> I found a schematic I drew up many years ago.  I pulled the bypass 
> assembly and figured out where all the galleys are connected.
> http://www.tvbf.org/gallery/index.php?display=engines%2Ffranklin%2Foilbypass.gif
>
>
> On 11/17/2011 05:08 PM, Jeff Howell wrote:
>
>     Brian,
>               Could you send me one of your stiffer springs? when my
>     oil is below 120f and I am at high rpm my oil pressure is on the
>     border of bypassing the oil. I believe that if you change the
>     spring to a stiffer spring it will bypass at a higher pressure...
>     Is this correct? if so do you have a pay pal acct. so I could pay
>     you for a spring?? thanx Jeff
>
>     ------------------------------------------------------------------------
>     Date: Wed, 16 Nov 2011 15:30:34 -0600
>     From: michalk at awpi.com <mailto:michalk at awpi.com>
>     To: reflector at tvbf.org <mailto:reflector at tvbf.org>
>     Subject: Re: REFLECTOR: vernatherm
>
>     Do you have high CHTs as well?
>     If you are aggressive on your timing, retard it to 28BTDC, and see
>     if your temps go down.
>
>     I don't think adding a vernatherm is going to help you.  The
>     Franklin has a pressure bypass, and with hot oil, all of it should
>     be going through the cooler.  You can try a stiffer spring on the
>     bypass if you are not getting max oil through the cooler.  I think
>     I still have some, if you want one.
>
>     Most everyone I know is running 5/8" lines to the cooler(s).  What
>     size are yours?  Also, where are you measuring your oil temps? 
>     245F is too high, and it means that in some portion of your system
>     it's hotter.
>
>     On 11/16/2011 2:32 PM, Grover McNair wrote:
>
>         The franklin engine I have in my 173LW  is running high oil
>         temp, 245+. Having read recent posts, I am planning to install
>         a larger oil cooler with a vernatherm. I would appreciate
>         comments from those who have done this. Is there a
>         modification necessary for the factory oil bypass valve?
>
>         Grover McNair
>
>         N832AB
>
>         _______________________________________________
>         To change your email address, visithttp://www.tvbf.org/mailman/listinfo/reflector
>
>         Visit the gallery!www.tvbf.org/gallery  <http://www.tvbf.org/gallery>
>         user:pw = tvbf:jamaicangoose
>         Check new archives:www.tvbf.org/pipermail  <http://www.tvbf.org/pipermail>
>         Check old archives:http://www.tvbf.org/archives/velocity/maillist.html
>
>
>
>     _______________________________________________ To change your
>     email address, visit
>     http://www.tvbf.org/mailman/listinfo/reflector Visit the gallery!
>     www.tvbf.org/gallery <http://www.tvbf.org/gallery> user:pw =
>     tvbf:jamaicangoose Check new archives: www.tvbf.org/pipermail
>     <http://www.tvbf.org/pipermail> Check old archives:
>     http://www.tvbf.org/archives/velocity/maillist.html
>
>     _______________________________________________
>     To change your email address, visithttp://www.tvbf.org/mailman/listinfo/reflector
>
>     Visit the gallery!www.tvbf.org/gallery  <http://www.tvbf.org/gallery>
>     user:pw = tvbf:jamaicangoose
>     Check new archives:www.tvbf.org/pipermail  <http://www.tvbf.org/pipermail>
>     Check old archives:http://www.tvbf.org/archives/velocity/maillist.html
>
>
> _______________________________________________ To change your email 
> address, visit http://www.tvbf.org/mailman/listinfo/reflector Visit 
> the gallery! www.tvbf.org/gallery user:pw = tvbf:jamaicangoose Check 
> new archives: www.tvbf.org/pipermail Check old archives: 
> http://www.tvbf.org/archives/velocity/maillist.html
>
>
> _______________________________________________
> To change your email address, visit http://www.tvbf.org/mailman/listinfo/reflector
>
> Visit the gallery!  www.tvbf.org/gallery
> user:pw = tvbf:jamaicangoose
> Check new archives: www.tvbf.org/pipermail
> Check old archives: http://www.tvbf.org/archives/velocity/maillist.html

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.tvbf.org/mailman/private/reflector/attachments/20111119/0ba30062/attachment.htm>


More information about the Reflector mailing list