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Old 11-09-2010 | 04:03 PM
  #15  
winglift
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From: Worthington, IN
Default RE: Beat On 50 build

ORIGINAL: riot3d

>> The tubing does not reach the servo bays in fact they are about 4 inches back into the fuselage. I am not sure if I should try to secure them or not?

You should always install a cross brace to anchor the rudder cable tubing. Here's my build thread on the Altair 200, towards the middle of the page shows the cross brace for the rudder cable - http://www.rcuniverse.com/forum/m_86..._2/key_/tm.htm. You should also install a short plastic tubing between the two rudder tubing to support the elevator push rod as well.


Adrian
Adrian, I thought about this for a while and began to think about why they, the designers/builders/flyers of the BeatOn50 would provide cable tubing that is essentially shorter than both you and I are used to. I asked myself about the mechanics involved in linkage for a pull/pull rudder system and the movement of the cable as it goes through the limits, and it was there that I realized that perhaps by having a floating cable tubing that I would eliminate much of the binding type friction as the servo arm moves. I wish that I could diagram this for you, but do not have the skills to do that, nevertheless, the tubing is there mostly to guide the cable to its connection point and if you have it fixed the lateral position of the servo arm will vary through its arc as it moves from one limit to the other and move beyond the fixed point. I don't know if you understand what I am saying, but does that make any sense to you?