REFLECTOR: Turbo leaking

Brian Michalk michalk at awpi.com
Mon Oct 21 14:25:10 CDT 2013


Which manufacturer.

I pressed Majestic turbo on the oil flow requirements, and they insisted 
I do not add any restriction.  I did not tell them this was for an airplane.

On 10/21/2013 1:47 PM, Alex Balic wrote:
>
> I installed a restrictor in my turbo supply line, the manufacturer 
> said that the seals would tend to leak and then blow out if it was 
> just supplied with an unrestricted line. I can't remember the diameter 
> of the orifice, but it was probably about 0.10 or so.
>
> *From:*reflector-bounces at tvbf.org [mailto:reflector-bounces at tvbf.org] 
> *On Behalf Of *Kurt Winker
> *Sent:* Friday, October 18, 2013 11:13 PM
> *To:* Velocity Aircraft Owners and Builders list
> *Subject:* Re: REFLECTOR: NACA conversion.
>
> No turbo here, don't need it to get a calm 340 HP. Didn't want the 
> headache, heat, or problems up front.
>
> Later? We'll talk.
>
> Kurt
>
>
>
> Sent from my iPad
>
>
> On Oct 18, 2013, at 11:13, Brian Michalk <michalk at awpi.com 
> <mailto:michalk at awpi.com>> wrote:
>
>     You have a turbo, right?
>     If it's new, it's going to leak.  Mine leaks pretty bad at the
>     moment, and I think I'll need to add a restriction in the oil line
>     so that the scavenge pump can keep up.  I'll just need to be
>     really careful about not restricting too much.
>
>
>     On 10/18/2013 11:58 AM, nmflyer1 at aol.com <mailto:nmflyer1 at aol.com>
>     wrote:
>
>         The engines I build don't leak :)
>
>         But they are not ancient technology either!
>
>         Kurt
>
>         -----Original Message-----
>         From: Brian Michalk <michalk at awpi.com> <mailto:michalk at awpi.com>
>         To: velocity_pilot <velocity_pilot at verizon.net>
>         <mailto:velocity_pilot at verizon.net>; Velocity Aircraft Owners
>         and Builders list <reflector at tvbf.org> <mailto:reflector at tvbf.org>
>         Sent: Fri, Oct 18, 2013 10:51 am
>         Subject: Re: REFLECTOR: NACA conversion.
>
>         Seriously. Makes me sick.
>
>         Seriously again.  How does one do this?  If you fly, it's
>         going to get oil mist everywhere.  I just don't see how this
>         is possible.
>
>         On 10/18/2013 11:33 AM, Alex Balic wrote:
>
>             Looks like you could eat off of that motor, remind me
>             never to take my cowl off around Mel
>
>             *From:*reflector-bounces at tvbf.org
>             <mailto:reflector-bounces at tvbf.org>
>             [mailto:reflector-bounces at tvbf.org] *On Behalf Of *Mel Bina
>             *Sent:* Wednesday, October 16, 2013 5:44 PM
>             *To:* jeff findarle; Velocity Aircraft Owners and Builders
>             list
>             *Subject:* Re: REFLECTOR: NACA conversion.
>
>             <mime-attachment.jpg><mime-attachment.jpg>Here are some
>             photos of my NACA system. Very little work to do on the
>             fuselage.  It worked well in Tucson. Also, the engine is
>             more open.
>
>             Mel Bina
>
>             STD RG  N14B  (sold)
>
>             On Mon, Oct 14, 2013 at 11:43 AM, jeff findarle
>             <flynfindarle at yahoo.com <mailto:flynfindarle at yahoo.com>>
>             wrote:
>
>             I tend to live the, "If it ain't broke, don't fix it" and
>             the "KISS" method of life. I wonder if there will be rain
>             water in the engine compartment? It does look cool though.
>             I am with you on the Fiberglass work too. I did not build
>             mine either. Maybe I am skeptical about changing and
>             cutting into my fuselage and firewall of a perfectly
>             flying machine.  But I don't think you will see much of a
>             speed improvement either. Just my thoughts.
>             If you do the change, please keep us informed on progress
>             and challenges, etc..
>             Good luck,
>             Jeff
>
>             *TEAM JEFF,
>             Jeff Findarle, GRI & Darin Heckel
>             Realtor Realtor
>
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>
>             On Sunday, October 13, 2013 9:15 AM, Brian Michalk
>             <michalk at awpi.com <mailto:michalk at awpi.com>> wrote:
>
>                 I have armpit scoops, and attached the scoops to the
>                 fuselage, instead of the cowl.  Removing the bottom
>                 cowl is not a problem if one does it that way.
>
>                 I am having cooling problems though, and if I can't
>                 solve them, overhead cooling is one of the options
>                 still on the table for me.
>
>
>                 On 10/12/2013 11:14 PM, Andrew Judge wrote:
>
>                 Easier to work on though. I always had issues taking
>                 off the bottom cowling before the NACA upgrade.
>
>                 *Andrew Judge*
>
>                 *President*
>
>                 Grove Networks Inc
>
>                 	
>
>                 <mime-attachment.png>
>
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>                 On Oct 12, 2013, at 9:13 PM, "Scott Derrick"
>                 <scott at tnstaafl.net <mailto:scott at tnstaafl.net>> wrote:
>
>                     I agree with Scott B. I have done one NACA
>                     conversion, its not a one day
>                     or one week job. There is also a plenum to build
>                     and fit, exterior
>                     paint, the inevitable cooling issues to solve.
>
>                     If you don't have a heat problem, don't fix what
>                     aint broke.
>
>                     Scott D
>
>                     -------- Original Message --------
>                     Subject: Re: REFLECTOR: NACA conversion.
>                     From: Scott Baker <scottb33333 at gmail.com>
>                     <mailto:scottb33333 at gmail.com%3E>
>                     To: Velocity Aircraft Owners and Builders list
>                     <reflector at tvbf.org> <mailto:reflector at tvbf.org%3E>
>                     Date: 10/12/2013 02:54 PM
>
>                     > Jim, if cooling is not an issue - suggest
>                     leaving well enough alone. I have done several
>                     roof top NACA scoop conversions that require
>                     several days of labor and re-upholstery
>                     operations. It's not worth the effort if cooling
>                     is not an issue.
>                     >
>                     > Scott Baker
>                     >
>                     > On Oct 12, 2013, at 3:26 PM, "Jim & Sharon Beck"
>                     <jsbeck618 at gmail.com>
>                     <mailto:jsbeck618 at gmail.com%3E> wrote:
>                     >
>                     >> My 173 RG with io360 lycoming has the armpit
>                     scoops. no cooling problems but am considering
>                     changing to the NACAs I did not build the aircraft
>                     so am challenged by glass work. but can find good
>                     help on this. Does anyone have experience on this
>                     type of project? Drag reduction? other advantages?
>                     I have flown 450 ? hours and have no cooling
>                     issues except have to watch oil on long hot
>                     climbs. Is a kit available? Any input would be
>                     appreciated.
>                     >>
>                     >> Thanks,
>                     >> Jim
>                     >> N29RP
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