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Old 06-06-2004, 11:26 AM
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wojtek
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Default loose wing tubes

How can i tighten the fir of wing tubes inside the wings/fuse ?? on my rookie my tube is loose, just enough to allow for a little play in the wings ... i was hoping to find some thin heat shrink tubing, like the kind that gets wrapped around battery packs, but i cant find anything of small enough of a diameter ... what can i do ?


Wojtek
Old 06-06-2004, 11:41 AM
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Default RE: loose wing tubes

What about brushing or spraying on a very thin coat of epoxy onto the tube?

The hobby shop I used to buy my heli stuff from sold this thin heat shrink used for covering tail rotor blades, by the foot. I used to use it on my tail booms instead of paint to make them white. Another option...



AJC
Old 06-06-2004, 12:25 PM
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sandslx
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Default RE: loose wing tubes

You could try to wax up the tube and "Pot" the tube in with Aeropoxy... on just the ends of the center section. That way you might have a better chance of getting the tube back out.

but I would sell it and buy a Bobcat.



Justin
Old 06-06-2004, 12:47 PM
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Default RE: loose wing tubes

but I would sell it and buy a Bobcat.

the rookie with a p120 and dual axis thrust vectorin will fly the pants off of a bobcat , plus i have a kingcat with a p200, big rafale also for p200 , and a grippen (p80) in the works also anyway ....

i though ot the wax and epoxy/aeropoxy method, but that might get too tight ... i might try spraying the tube with some urathance clear coat to thicken it up ... i also though of spraying it with very thineed out resin / epoxy with a few coats to get an even spread and right thickness ...



Wojtek


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Old 06-06-2004, 01:17 PM
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Default RE: loose wing tubes

Had the same problem and found if I used some 2" wide clear tape and wraped it on the tube in a spiral it was just about perfect.
Old 06-06-2004, 02:41 PM
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Default RE: loose wing tubes

jkeze

did you ever have issues with the tape unwrapping or rolling up ? any binding ? of that worked for you, i might try it myself ...



thanks,


Wojtek
Old 06-06-2004, 03:03 PM
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Default RE: loose wing tubes

USE PRIMER TO GET A GOOD FIT. MIKE
Old 06-06-2004, 03:20 PM
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Default RE: loose wing tubes

the rookie with a p120 and dual axis thrust vectorin will fly the pants off of a bobcat
stop..your killing me.

Justin
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Old 06-06-2004, 03:41 PM
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Default RE: loose wing tubes

Wojtek:
Never had a problem with the tape unrolling. Had it on a plane for about 4 seasons also
Old 06-06-2004, 06:41 PM
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Default RE: loose wing tubes

stop..your killing me.

lets see your bobcat do a cobra, or a hovering , if not climbing spin, how about flips and waterfalls ? a 40 degree nose up slow pass ? and ill still breake 200 easy without a problem .......




WOjtek
Old 06-06-2004, 06:59 PM
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Default RE: loose wing tubes

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Old 06-06-2004, 07:13 PM
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Default RE: loose wing tubes

hmmm sounds like maybe you just got that Bobcat and its still a bit much for you huh ???


Wojtek
Old 06-06-2004, 07:14 PM
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DavidR
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Default RE: loose wing tubes

lets see your bobcat do a cobra, or a hovering , if not climbing spin, how about flips and waterfalls ? a 40 degree nose up slow pass ? and ill still breake 200 easy without a problem .......
All this and more from a guy that still does not have a waiver! Come on Wojy....why not get one so you can impress ALL of us with your flying abilities!
Old 06-06-2004, 07:43 PM
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Ad Clark III
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Default RE: loose wing tubes

Dont listen to them Mr. Wojtek, you just tape your plane back together and keep kicking butt with your rookie.

Ad Clark III
Old 06-06-2004, 07:49 PM
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Default RE: loose wing tubes

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Old 06-06-2004, 07:50 PM
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Default RE: loose wing tubes

David, if you can get a CD to drive out to ME for 3 hours and watch me fly, I'll get my waiver .... I'll get it eventually , so far I have not needed it, but i do want to start going to some jet meets, so i will give up a weekend and go get a signoff ... ...

as for the manouvers a rookie can perform, they are very easy , and most pilots would be able to do some sort of 3d style flight on it ...


Wojtek
Old 06-08-2004, 11:32 AM
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Default RE: loose wing tubes

It looks like I am a bit late on this one but if you are interested, I had the same probelm on my CARF Kangeroo. I took carbon fibre tow(the single strand carbon fibre) and wrapped a few layers around the tube until it was slightly oversize and then sanded it down for a perfect fit. I used cyno on the carbon. By the way, the 2 sides were different sizes so I have a left and right as well!

Zane
Old 06-08-2004, 11:40 AM
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Doug Cronkhite
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Default RE: loose wing tubes

Whenever we've had wing tubes loosen up in the big aerobatic stuff.. we just take a little medium CA, and wipe it into the phenolic tube with our finger. Not a lot.. just a little at a time until the tube fits like we want. Works fine.
Old 06-08-2004, 11:58 AM
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Default RE: loose wing tubes

Hi Doug

Unfortunately the Roo does not have a tube installed but only the 2 holes in the side of the fuse as bearing points and the fit is really loose! Your suggestion is perfect for the tube in tube type fits.

Regards

Zane
Old 06-08-2004, 12:26 PM
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Default RE: loose wing tubes

i think i might try some carbon tow and resin and sand it down, sounds like the strongest and tightest fit ....




Wojtek

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