REFLECTOR: Pitch servo installation

John Dibble aminetech at bluefrog.com
Fri Nov 15 15:48:14 CST 2013


In that case the pitch would be unstable without the spring.  The spring 
limits travel to provide stability.

John

On 11/15/2013 3:44 PM, Peter Braswell wrote:
> John,
> Right.  That's with the pitch actuator attached though.  With a servo, 
> when there's no power to it, it rotates freely.  That's why I'm 
> thinking the spring is not necessary.  But again, I might be wrong.
>
> -Peter
>
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> On Fri, Nov 15, 2013 at 4:10 PM, John Dibble <aminetech at bluefrog.com 
> <mailto:aminetech at bluefrog.com>> wrote:
>
>     I mentioned this a few weeks ago.  You need the spring so you will
>     be able to move the stick and manually control pitch.
>
>     John
>
>
>     On 11/15/2013 2:56 PM, Peter Braswell wrote:
>>     All,
>>     I'm getting ready to install my pitch servo and I was wondering
>>     if anybody on the list has pictures on how they may have gone
>>     about this.  I'm going to leave off the pitch actuator as I don't
>>     need it.  My AP servo does double duty and adjusts the trim as
>>     well.  I was going to modify the pitch actuator install but have
>>     been scratching my head.  The pitch actuator pivots and is
>>     connected to the spring.  I think it pivots because it's a linear
>>     actuation.  I'm wondering if I can just eliminate the pitch
>>     actuator and attach my pitch servo directly to the pitch spring?
>>      Obviously it's impractical to have the pitch servo pivot.Do I
>>     even need the spring at all or can there be something rigid
>>     instead that comes off the elevator, projects up and attaches
>>     directly to the servo rod end?
>>
>>     TIA,
>>     Peter
>>
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