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-   -   New CP PRO HOVERING HELP! (https://www.rcuniverse.com/forum/e-flite-helicopters-447/5718591-new-cp-pro-hovering-help.html)

darticus 04-15-2007 09:44 AM

New CP PRO HOVERING HELP!
 
Tried to hover but noticed it wants to go to one side. It seems like the one side of the heli is heavier but it is balanced. This is new as I'm used to flying the CX2. Tried to trim but still seems like heavy on one side and goes to that side. Is this normal and you have to fly it to get it right? Should I keep playing with the trims? Is this the nature of the beast? Thanks Ron

Wnuk 04-15-2007 10:10 AM

RE: New CP PRO HOVERING HELP!
 
All CP's want to slide to the left on liftoff, it is the nature of these things. But make sure you have it setup right to start with by following the tips at www.bladecprepair.com

The CP's are MUCH more difficult than the CX's are but you will adjust to it in no time. Just go slow and easy till you start to feel comfortable.

darticus 04-15-2007 12:10 PM

RE: New CP PRO HOVERING HELP!
 
I think its set up correct. Do you just try to correct with the control sticks? maybe I just got to build more nerve but when it pitches to the side I'm afraid its going to hit a blade. Did you see the same problem when you started to fly?

choppersrule 04-15-2007 04:10 PM

RE: New CP PRO HOVERING HELP!
 
Darticus,

As Wnuk suggested go to bladecprepair.com and research everything... Mechanical set up of a heli, is imperitive, so critical..
Just being a bad guy here,,, you can't think its set up correctly, you have to know that it's set up correctly...

You have to go through all the mechanics of the heli, check blade pitch, blade tracking and most inportantly that the swashplate is level. Make sure that the rotor head is not binding.. It's a big learning curve, just go slow and take your time to understand how the heli works and why... Makes it much easier in the long run... Once, off the ground, with all the trim levers at center position, it should hover with very little corrections, if to much correction is required, some can be corrected with trim inputs. However, if at anytime you have to move a trim to the max. up,down,left or right... Time to level the swashplate...

Dave / Choppersrule


ORIGINAL: darticus

I think its set up correct. Do you just try to correct with the control sticks? maybe I just got to build more nerve but when it pitches to the side I'm afraid its going to hit a blade. Did you see the same problem when you started to fly?

darticus 04-15-2007 04:24 PM

RE: New CP PRO HOVERING HELP!
 
I'm thinking it was set up properly as its new from the company and they say they test them. I trust them more than me and my tool box and hammer. Ron

Wnuk 04-15-2007 04:45 PM

RE: New CP PRO HOVERING HELP!
 
Remember, just because it came from the factory, it doesn't necessarily mean it is properly setup. The blades may be turning correctly, servos moving the right direction, but that does not equate to a well setup heli.

Yes, I do use correction on lift off to the right, but I had a hard time getting used to that in the begining. Slowly work your way to moving the cyclic to the opposite direction and you will be OK. Try to find a hardwood or concrete floor that is smooth. Get the heli light on its skids but do NOT liftoff. Use gentle stick inputs to try to keep it in the same place on the floor. This will get you used to the stick inputs and the amount you need to give it for corrections. Just remember, these CP's are TONS more sensitive on the sticks than the CX's are. Very little stick movement can equal a big movement from the heli. Use patience but remember to have fun.

choppersrule 04-15-2007 04:58 PM

RE: New CP PRO HOVERING HELP!
 
Darticus,

A year or so ago, the company did test fly each CP, well, as things go on, and sales go up. There is very little flight testing, they inspect for mechanical setup, to a point and let it go to the buyers...

As I mentioned, the helis are a big learning curve... Try this,, just to see how the heli works... Unplug the main and tail rotor plugs from the 3n1, notice which plug goes where and what direction the black wire goes..Write it down or mark 'em.
Tune on the TX and plug in the battery to the heli... then move all the sticks and trim levers and just watch what happens to the servos and swashplate..Take everything in... You'll think,,, Hmmmm, so that's how that works..

Have fun,

Dave / Choppersrule


ORIGINAL: darticus

I'm thinking it was set up properly as its new from the company and they say they test them. I trust them more than me and my tool box and hammer. Ron

darticus 04-15-2007 05:08 PM

RE: New CP PRO HOVERING HELP!
 
I can walk it around the room but I have to study it and work on that hover.Ron

choppersrule 04-15-2007 05:55 PM

RE: New CP PRO HOVERING HELP!
 
Ron,

Probably one of the things your encountering is ground effects and turbulence, since, you mentioned walk it around the room. Get in a bigger area and you'd be surprised at the difference and get about 3 or 4 feet off the ground..

Dave / Choppersrule


ORIGINAL: darticus

I can walk it around the room but I have to study it and work on that hover.Ron

darticus 04-15-2007 05:59 PM

RE: New CP PRO HOVERING HELP!
 
Like when I started with my CX2 I was AFRAID to lift it up. With this one maybe its nerves also! I think your right if I can get it up about 2 feet I will be fine!

Georges Payne 04-15-2007 06:53 PM

RE: New CP PRO HOVERING HELP!
 
I think you are referring to the fact that all helicopters that have a tail rotor do lean to one side, depending on the way the main rotor is spinning. I mean full size helicopters too. This is due to the fact that the tail rotor resulting vector is not exactly in line with the center of gravity, and this produces an unwanted torque. European helicopters, like the Blade, have a clockwise main rotor, so they lean to the right. American helicopters lean to the left because the main rotor turns counter clockwise.

darticus 04-15-2007 07:01 PM

RE: New CP PRO HOVERING HELP!
 
Thanks George
Thats interesting! I did have some luck, I gave enough throttle to lift her quickly about 1 foot and she seemd to stable out but than I let her down about 10 times but the battery was low. Tomorrow will try to get some hover action.

rainydays 04-28-2007 09:09 PM

RE: New CP PRO HOVERING HELP!
 
I'm new to helis and have a helimax cp mini ep. i have the same issue. When I start to take off from a hard surface it wants to go to one side but my friend who is experienced lifted it right up and hovered nicely outside. So this sideways effect does go away once up in the air? I am a bit squimish to do so thinking that I don't have controll of the heli or some mechanical pot adjustment is off. Anyone feel this way and found a resolution, should I just take off and believe it wont fly sideways into my face?

mrasmm 04-28-2007 10:25 PM

RE: New CP PRO HOVERING HELP!
 
yeah, the effect goes away when you are up in the air over the diameter of the rotor blades, so about 2 to 3 feet.

if your friend has flown it and done quite well at it, and he didn't say anything was off, then you're probably good to go. If you need to keep it on the ground to learn, just live it some right cyclic and then when you get more comfortable lift it up a bit more. =) just whatevre works so you can get it in the air

Truglodite 04-30-2007 12:29 AM

RE: New CP PRO HOVERING HELP!
 
including myself, i know many ppl on these (and other) forums have had success learning how to fly heli following the RADDs method.

[link=http://www.dream-models.com/eco/pre-Flight.html]RADDs Helitraining[/link]

the key is being absolutely militant about punishing yourself every time you're supposed to. it's all about keeping the heli in control, rather than letting it go and catching up to it. if you're out of "the box", you're not good to go. i was, and i know you'd be amazed at how easy flying a heli is after you have learned to stay in that tiny box for a few packs. also, despite all the time walking and moving the heli back in the box, RADDs doesn't take so long compared to the hop & drop approach. Radd's is also the least costly approach to learning heli.

-kev

rainydays 04-30-2007 01:37 AM

RE: New CP PRO HOVERING HELP!
 
I the floor made me feel sad, so sad. LOL. Yeah I agree with you where practicing your first run on the floor helps but no one told me just how usefull, rather useless it can be. Pro: help learn controls and respnsiveness. Con: actual flight is much better at even a ft up, and hours of wasted frustration trying to hold my position, also trim is practically useless compared to the settings needed a few feet up where you actually are tring to fly eventually. Mainly I let the helicopters performace frustrate me when actully it flies terrific a few ft up and this is like my third day. So yeah the floor can help but just know where and when to move on.


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