[SPAM] Re: Re: [SPAM] Re: Re: Pull-Pull servos

Jim Ivey jivey61 at bellsouth.net
Wed Dec 1 03:51:03 AKST 2004


Matt
 Yes from the discussions I have read the servos in the electrics are having some relief.

Jim Ivey
> 
> From: Rcmaster199 at aol.com
> Date: 2004/12/01 Wed AM 01:19:47 EST
> To: discussion at nsrca.org
> Subject: Re: [SPAM] Re: Re: Pull-Pull servos
> 
>  
> Wow that's alot of re-building but, Good point! The amount of flying is  
> quite a bit different probably. I fly about 150 flights a year or around 15  
> gallons give or take 2 or 3. If you fly much more than that, I can see more wear  
> and tear. 
>  
> Still, I flew Alliance for 3 seasons and then took her down for refinish.  
> The rudder servo (and elvtr also) feels solid tho, and has not been re-built.  
> Doesn't really need it. Don't understand Why your throttle servo is taking a  
> beating. 
>  
> Maybe electrics are better answer. (sigh!)
>  
> MattK
>  
> In a message dated 11/30/2004 10:37:50 PM Eastern Standard Time,  
> jivey61 at bellsouth.net writes:
> 
> Matt
> Thanks for the input. At the present amount I am flying I am  rebuilding 
> servos once a year and purchasing a new set once a year,to install  just before 
> the Nats. This includes the throttle servo as it takes a beating  also.Some fly 
> more than this and rebuild more than this.
> 
> Jim  Ivey
> > 
> > From: Rcmaster199 at aol.com
> > Date: 2004/11/30 Tue  PM 08:28:10 EST
> > To: discussion at nsrca.org
> > Subject: Re:  Pull-Pull servos
> > 
> >  
> > Hi Jim, the horn on the  rudder should be as long as you can bare that  
> will 
> > result in  minimal slack cable syndrome. I normally use a 3" long 6-32  
> bolt,  
> > and bend it slightly to place the horns on the hinge line. On the  kits  
> I've 
> > built, I typically discard the stock rudder and build  a lighter version. I 
>  shoot 
> > for a finished weight around 45  grams or less for this size rudder. I  
> keep 
> > the cables snug but  not too tight. NOT like a guitar string. I have  yet 
> to 
> > change  gears on a rudder servo or have parts come loose. And rudder  
> centering  is 
> > fine.
> >  
> > Matt
> >  
> > In a  message dated 11/30/2004 6:44:50 PM Eastern Standard Time,  
> >  jivey61 at bellsouth.net writes:
> > 
> > Guys
> > Another discussion  about pull-pull systems. I use pull-pull on  the rudder 
> > and  compared to the elevator servo the rudder servo gets worn and  loose 
> at  the 
> > top bearing much quicker than the elevator servo.The cables  are  not too 
> tight 
> > and are setup correctly so far as ackerman is  concerned.The  rudder being 
> > much bigger than the elevators may  cause some of this problem.  More 
> momentum...
> > I have used the JR  top post brace before, but it can't be  used with the 
> > 8411's  without some mods.
> > Any input or  solutions?
> > 
> >  TIA
> > 
> > Jim Ivey
> 
> 
> 
> 
> 
> 

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