REFLECTOR: pitch Trim

stedmanlou at adelphia.net stedmanlou at adelphia.net
Sat Jul 14 11:12:30 CDT 2007


I am needing more down trim which will make the trailing edge go up. Right now I have only about 1/4" of down trim and the book calls for 1 1/2"
--
Lou Stedman
LEZ N9EC
Olean, NY

---- Pat Shea <xl340hp at yahoo.com> wrote: 
> Steve,
> 
> Fully understand. I read Lou's post to mean that he
> wants to be able to make the trailing edge of the
> elevator go further "down" (which is actually "up"
> trim while flying). If so, then reversing sparrow
> strainer will make his situation worse.
> 
> Lou, did need the trim to make the trailing edge of
> the elevator go further down or that you actually need
> more flying down trim (trailing edge of the elevator
> up)?
> 
> Pat
>  
> --- steve korney <s_korney at hotmail.com> wrote:
> 
> > 
> > Pat...
> > 
> > Using the sparrow strainer as a positive angle of
> > attack trim tap, helps to 
> > push the elevator up and hence gives more down trim
> > as you go faster...  
> > It's self adjusting for speed...  I use 20 degrees
> > of positive angle of 
> > attack on the sparrow reference the cord of the
> > canard...
> > 
> > 
> > Best... Steve
> > 
> > 
> > 
> > 
> > ----Original Message Follows----
> > From: Pat Shea <xl340hp at yahoo.com>
> > 
> > Not to mention that turning the sparrow strainer
> > around would only make Lou's problem worse...
> > 
> > When he says "down" trim it sounds like he wants to
> > be
> > able to make the trailing edge of the elevator go
> > further down (which is actually "up" elevator while
> > flying). Adding a spacer between the actuator arm
> > and
> > the trim spring should do the trick.
> > 
> > Pat
> > 
> > 
> > --- steve korney <s_korney at hotmail.com> wrote:
> > 
> >  >
> >  >
> >  > John...  Your opening a can of worms.......  It
> >  > seems that me and you are
> >  > the only one's that like that idea....  It does
> >  > work...
> >  >
> >  > Best... Steve
> >  >
> >  >
> >  >
> >  >
> >  > ----Original Message Follows----
> >  > From: John Dibble <aminetech at bluefrog.com>
> >  > Reply-To: Velocity Aircraft Owners and Builders
> > list
> >  > <reflector at tvbf.org>
> >  > To: Velocity Aircraft Owners and Builders list
> >  > <reflector at tvbf.org>
> >  > Subject: Re: REFLECTOR: pitch Trim
> >  > Date: Fri, 13 Jul 2007 08:08:05 -0500
> >  >
> >  > The simplest way is to reverse the sparrow
> > strainer.
> >  >
> >  > John
> >  >
> >  > Bruce Topp wrote:
> >  >
> >  >  > Lou,
> >  >  >
> >  >  >    I have the same problem.  It was suggested
> > to
> >  > put a spacer between
> >  >  > the trim spring and the bracket that attaches
> > to
> >  > the actuator.  This
> >  >  > effectively gives the actuator a longer reach
> > and
> >  > will provide more
> >  >  > down trim.  You will probably have to
> > experiment
> >  > with the thickness of
> >  >  > the spacer.
> >  >  >
> >  >  > Bruce Topp
> >  >  >
> >  >  > XL-FG
> >  >  >
> >  >
> >
> -----------------------------------------------------------------------
> >  >  > From: reflector-bounces at tvbf.org
> >  >  > [mailto:reflector-bounces at tvbf.org] On Behalf
> > Of
> >  > Lou Stedman
> >  >  >
> >  >  > Sent: Thursday, July 12, 2007 10:06 PM
> >  >  > To: Reflector Velocity
> >  >  > Subject: REFLECTOR: pitch Trim
> >  >  > I have an old Velocity STD and would like to
> >  > adjust the pitch trim. I
> >  >  > need a little more down trim. I looked at my
> >  > actuator and don't see
> >  >  > any way to increase the travel. What is the
> > best
> >  > way to do this?
> >  >  > Lou Stedman
> >  >  >
> >  >  > Velocity N7044Q
> >  > 
> 
> 
> 
>        
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