More CF Pushrod systems

[Ron Van Putte]

On Feb 4, 2005, at 6:45 PM, Bob Pastorello wrote:

> Of course, though, the VERY BEST CF pushrod system is coated stainless 
> steel or teflon-coated PULL-PULL.

How do you "push" coated stainless steel pull-pull?   Every time I try, 
it just wads up.  You got some Viagra just for pull-pull?  Gotta have 
some of that stuff.

Ron Van Putte

> ----- Original Message -----
>  From: Ken Blackwell
> To: discussion at nsrca.org
> Sent: Friday, February 04, 2005 6:42 PM
> Subject: More CF Pushrod systems
>
> There has been discussion on pros/cons of nylon tube vs teflon tubes 
> with the .070" CF pushrod. Here is my experience with it.
>  
> On my first attempt at the .070" CF pushrod system, I bought the CST 
> kit with the teflon sleeve/tubes. After fooling with them for a while, 
> I pitched them in the trash can and went to the Dubro nylon antenna 
> tubes. I found that it was mpossible...at least for me...to get them 
> attached to a spar/ladder without binding. So, my vote is: I 
> ABSOLUTELY won't use the flakey/flimsey teflon.
>  
> In the process, I developed my own method of installation, which uses 
> only one piece of 1/4" balsa for support (not a ladder) with a cross 
> piece near the front end, back end and one in the middle. I found the 
> key to the thing was to get it installed and working smoothly before 
> gluing it in.
>  
> For my next airplane, I'm going to use CF tubes with the CF 
> pushrod and NO balsa ladder or support. I understand the weight is 
> about the same. Of course, you have to install it in a straight line 
> to get a smooth operating pushrod.
>  
> Evreryone has their own way....smile.
>  
> Ken B.
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