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Author Topic: IKON FBL and 0 pitch  (Read 2630 times)

Offline woodscra

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IKON FBL and 0 pitch
« on: December 26, 2019, 05:26:02 PM »
I made the pushrods to the blade grips the exact length as in the manual, but that gives me like +5 degrees pitch when I setup 90 degrees on all servos with the IKON.  Did anyone else experience this?

Offline M.Schmavs

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Re: IKON FBL and 0 pitch
« Reply #1 on: December 26, 2019, 06:14:01 PM »
I had a similar setup issue and couldn't get equal pitch + and -

A tip I was given is to set your pitch curves in the radio to a flat zero when leveling the swash and setting zero pitch. It helped with my initial setup not worrying about stick position through the whole process.
« Last Edit: December 26, 2019, 06:16:31 PM by M.Schmavs »

Offline alan

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Re: IKON FBL and 0 pitch
« Reply #2 on: December 26, 2019, 07:05:16 PM »
If you cannot get zero pitch at center stick with servos at 90 degrees then you do need to adjust the pitch links and possibly the swash links. This varies depending on the servos used. The link lengths in the manual are a starting point.
Be sure all the swash links are identical. Level the swash. Adjust the pitch links as needed. It really doesn’t take much to achieve a 5 degree pitch change 
The zero pitch pitch curve is a good trick for use during setup.
Cheers
Alan


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Offline M.Schmavs

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Re: IKON FBL and 0 pitch
« Reply #3 on: December 26, 2019, 11:17:58 PM »
^^ YES!

If you can level your swash with a minimal amount of radio input, leave those links alone and just focus on the pitch links. After messing with the swash links and going back to stock length, the pitch links are the only ones I ended up adjusting.

Offline woodscra

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Re: IKON FBL and 0 pitch
« Reply #4 on: December 27, 2019, 05:18:13 AM »
Thanks, all helpful.  Did you use any half turns on the links to get zero pitch?

I will level awash with fbl and adjust manually adjust pitch links.

I thought all links would work out since I used all recommended products.

Offline Jay Fitts

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Re: IKON FBL and 0 pitch
« Reply #5 on: December 27, 2019, 12:21:31 PM »
I assume you're setting up a 516? No half turns needed since the 516 uses turnbuckles. You can get them exactly where you need in order to achieve zero pitch at mid stick.

Thanks, all helpful.  Did you use any half turns on the links to get zero pitch?

I will level awash with fbl and adjust manually adjust pitch links.

I thought all links would work out since I used all recommended products.

Offline woodscra

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Re: IKON FBL and 0 pitch
« Reply #6 on: December 27, 2019, 12:27:38 PM »
Any tips to keep the links from popping off when I turn the buckle?

Offline Jay Fitts

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Re: IKON FBL and 0 pitch
« Reply #7 on: December 27, 2019, 04:51:08 PM »
You can run the turnbuckle in a drill chuck in and out of the ends a few times to cut the threads before finally assembling them. Or what i do is put some synthetic grease like dialectic grease on the threads  and put the ends on by hand. This seems to cut the friction just enough to be able to turn the turn buckles once mounted on without popping the links off.

Any tips to keep the links from popping off when I turn the buckle?

Offline alan

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Re: IKON FBL and 0 pitch
« Reply #8 on: December 27, 2019, 11:14:07 PM »
Also hold the bottom or upper link with needle nose pliers while adjusting. Usually does the trick.
 Cheers
Alan


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