THROTTLE SERVO

[Keith Black]

Bob, what's the most number of flights you have on this configuration?

Have you ever had a servo go bad with this method?

Thanks,
Keith Black

----- Original Message ----- 
From: "Bob Pastorello" <rcaerobob at cox.net>
To: <discussion at nsrca.org>
Sent: Tuesday, March 22, 2005 6:03 PM
Subject: Re: THROTTLE SERVO


> The servo is moving, yes, but it is moving WITH the motor, so there is
> little to no difference;  same with the pushrod.  You'll find the low
> throttle trim setting is a lot more constant, and doesn't
> drift....OBVIOUSLY - if there are ANY bad components in the servo, you
will
> know VERY quickly.... but then just replace it and go on.  I've run 4
> different versions of this setup...it works, is reliable, repeatable,
> consistent.
>
> Bob Pastorello
> NSRCA 199  AMA 46373
> rcaerobob at cox.net
> www.rcaerobats.net
>
>
> ----- Original Message ----- 
> From: "Wayne Galligan" <wgalligan at goodsonacura.com>
> To: <discussion at nsrca.org>
> Sent: Tuesday, March 22, 2005 3:09 PM
> Subject: Re: THROTTLE SERVO
>
>
> > Bob,
> >
> > Do you suppose its the vibration of the pushrod causing the problem
then?
> > I saw your link and I guess you would eliminate the pushrod vibration
the
> > way you mount yours.  Looks like the whole servo would be shaken but if
> > has
> > worked for you then the shaking of the whole servo must not be the
issue.
> >
> > Wayne
> >
> > ----- Original Message ----- 
> > From: <rcaerobob at cox.net>
> > To: <discussion at nsrca.org>
> > Sent: Tuesday, March 22, 2005 2:55 PM
> > Subject: Re: THROTTLE SERVO
> >
> >
> >> Mount a HS-55 to the engine beam itself, using a short, solid link
direct
> > to the carb arm.  Pics on my site.  Lasts forever.
> >> >
> >> > From: "Wayne Galligan" <wgalligan at goodsonacura.com>
> >> > Date: 2005/03/22 Tue PM 03:44:37 EST
> >> > To: <discussion at nsrca.org>
> >> > Subject: THROTTLE SERVO
> >> >
> >> > I have been running a HiTec 85MGBB  for my throttle servo.  I have
had
> > to
> >> > replace this servo about 3 times in the last 2.5 yrs.   I have seen
> >> > many
> >> > people run this servo or one this size in the open engine bay and was
> >> > wondering what kind of life you are getting out of your servo's.
When
> > mine
> >> > go bad its in the mid-range or center the throttle will surge and
> > sometimes
> >> > it will make the elevator twitch when this happens.    I am going to
> > make a
> >> > plate and recess the servo out of the engine bay to eliminate the
heat
> > and
> >> > fuel.   Could it be vibration at this throttle point could be
effecting
> > the
> >> > pot in the servo...???
> >> >
> >> >
> >> > Wayne Galligan
> >> >
> >> >
> >> > =================================================
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> >> >
> >>
> >> Bob Pastorello, El Reno, OK, USA
> >> rcaerobob at cox.net
> >> www.rcaerobats.net
> >>
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> >>
> >
> >
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