REFLECTOR: IVO Prop

Wed Mar 16 17:09:40 CST 2005

Whoops - sorry - my mistake!


----- Original Message ----- 
From: "mike deeter" <iguanamagic at yahoo.com>
To: "Velocity Aircraft Owners and Builders list" <reflector at tvbf.org>
Sent: Wednesday, March 16, 2005 5:12 PM
Subject: Re: REFLECTOR: IVO Prop


> Not exactly true.  Each blade is held between the two
> serrated surfaces AND two 1/2" bolts as well......Mike
>
>
> --- Ron Brown <romott at adelphia.net> wrote:
>
>> My hanger mate has an IVO adjustable pitch on his
>> Lancair 320 with Subaru
>> turbocharged 200 HP engine.
>>
>> The prop blades look substantial and well made - the
>> hub is where the
>> concern is.  Basically the flat portion of the
>> blades are held between two
>> crush plates with no other attachments than the
>> serrated faces of these
>> crush plates.  So far no problems with the prop -
>> just can't get his
>> Crossflow Subaru over 5000 rpm - still looking for
>> 5800 before he makes his
>> first flight.
>>
>> Ronnie
>>
>> ----- Original Message ----- 
>> From: "Christopher Barber"
>> <CBarber at texasattorney.net>
>> To: <amillin at sbcglobal.net>; "Velocity Aircraft
>> Owners and Builders list"
>> <reflector at tvbf.org>
>> Sent: Wednesday, March 16, 2005 1:29 PM
>> Subject: RE: REFLECTOR: MT Prop
>>
>>
>> > Andy,
>> >
>> > Even though I know of issues with IVO, are the
>> ones you are talking about
>> > the ones concerning the Lyc 360/5** and power
>> pulses?  Even though we are
>> > leaning away from it, Dave (my building mate) and
>> I have not completely
>> > ruled out the in-flight adjustable IVO for our
>> rotary installation.  Seems
>> > as if IVO has gotten a lot of bad press due to
>> some noted incidences (that
>> > may or may not have been due to fault at IVO) and
>> one of the common
>> > threads
>> > is that there is a noted problem with power pulses
>> and IVO does not allow
>> > use on the mentioned Lycs.  Do you have "the rest
>> of the story"?.
>> >
>> > Thanks for any insight.
>> >
>> > All the best,
>> >
>> > Chris
>> > started running control systems this week. Yea.
>> >
>> > -----Original Message-----
>> > From: reflector-bounces at tvbf.org
>> [mailto:reflector-bounces at tvbf.org]On
>> > Behalf Of Andy Millin
>> > Sent: Tuesday, March 15, 2005 10:35 AM
>> > To: 'Velocity Aircraft Owners and Builders list'
>> > Subject: REFLECTOR: MT Prop
>> >
>> >
>> > Tom,
>> >
>> > I believe the factory has known about MT's
>> shortcomings for a while.  As
>> > I'm
>> > sure you know, there really haven't been a lot of
>> viable options.
>> >
>> > The Catto prop is looking pretty good to me.  For
>> the performance, the
>> > service, and yes, the price.
>> >
>> > I know Scott Baker has been working with
>> Aerocomposites and with Hartzell
>> >
>>
> (http://www.velocityaircraft.com/Velocity%20Online/Velocityonline.html)
>>
>> > You
>> > are flying, so having props in development is cold
>> comfort.  It is of some
>> > comfort to know that the factory is looking out
>> for us and is trying to
>> > find
>> > more options.  Thanks Scott.
>> >
>> > I have spoken with Ivo.  Due to material and
>> design considerations it is
>> > not
>> > and never will be an option.
>> >
>> > At one time Whirlwind
>> (http://www.whirlwindpropellers.com/index.shtml) did
>> > produce a pusher prop suitable for the Velocity.
>> They no longer make the
>> > pusher prop.  I believe there are one or two still
>> pushing Velocities.
>> >
>> > I spoke with the people at Hoffmann propellers.
>> > http://www.hoffmann-prop.com/  Another German
>> company.  Props cost as much
>> > as MT.  I'm not sure they make a pusher.  I didn't
>> pursue it as I thought
>> > it
>> > would be more of the same.
>> >
>> > If you want to go flying today with 260+ hp in
>> your Velocity, the sad
>> > state
>> > is that you don't really have many options.  MT
>> and Catto.  If you want
>> > constant speed, then only MT.
>> >
>> > I'm quite certain that MT knows this; Velocity
>> does. But short of making
>> > their own prop, what can they do?  They need to
>> sell kits and they can't
>> > if
>> > they don't have a usable fan pusher thingy.  They
>> recommend MT.
>> >
>> > I wish you good luck and good hunting with MT.
>> Any improvement in service
>> > or product you can get will benefit the whole
>> community.
>> >
>> > Best,
>> >
>> > Andy
>> >
>> > -----Original Message-----
>> > From: Tom Martino
>> [mailto:reflector-bounces at tvbf.org] On Behalf Of Tom
>> > Martino
>> > Sent: Tuesday, March 15, 2005 11:09 AM
>> > To: reflector at www.tvbf.org
>> > Subject: I AM A JERK (for buying an MT prop)
>> >
>> >
>> > Did I mention that they don't answer email
>> regarding important updates and
>> > service bulletins?  There are updated seals that
>> do not leak grease, plus
>> > some other key service bulletins.
>> >
>> > When you email them to ask if you serial number is
>> affected (my prop was
>> > delivered December 2003) . they do not have the
>> courtesy to answer you.
>> >
>> > If you call them . they tell you to send it in .
>> not for the update . just
>> > so they can look at it. Hey do not have the
>> decency to look something up
>> > while your on the phone.
>> >
>> > Do they think we all have time to pull props and
>> ship them for the hell of
>> > it?
>> >
>> > I have a new mission:  To let people know about
>> this company (and by the
>> > way, I have means).
>> >
>> > I believe Velocity ought to reconsider their
>> recommendations.
>> >
>> > Tom
>> >
>> >
>> >
>> > _______________________________________________
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>> >
>> >
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> === message truncated ===
>
>
> *******************************************
> Mike Deeter
> N2011 Test Pilot
> iguanamagic at yahoo.com
> http://iguanamagic.siegesmund.org
> *******************************************
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