Flaps problem

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Flaps problem

Postby JakesF14 » Mon May 03, 2010 1:44 am

Maybe someone have a quick solution? I flew the POSKY 737-800 the other day, and when I lower the flaps to full flaps, the aircraft climb - even with throttle cut all the way. Needles to say I did a flapless landing, and altered the CFG with the default 737 flap settings. Now I flew the A380 payware from Abacus this weekend, and had the very same problem. I just thought it could be a global setting in my sim?

Thanks,

Jakes
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Re: Flaps problem

Postby Romflyer » Mon May 03, 2010 2:06 am

How fast were you going when you lowered the flaps?.....sounds like you were to fast, flaps actually give your wings more lift.......and more drag, you need to be in the right speed range to deploy them, and you should be lowering them in stages.
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Re: Flaps problem

Postby JakesF14 » Mon May 03, 2010 2:42 am

I was doing 220 kts in the A380. and I did lower the flaps in stages. it was like it is climbing from 3000ft to almost 10 000ft, and although I could see I wasn't 10 000ft. but Let me read the manual again and try different approaches with different settings. It could be that I was way too fast...
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Re: Flaps problem

Postby Romflyer » Mon May 03, 2010 2:49 pm

Full flaps at 220  :o...........did you check to see if they are still attached  ;)
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Re: Flaps problem

Postby aeroart » Mon May 03, 2010 7:18 pm

Hi Jakes,

They all do that. Lowering the flaps increases lift, and all aircraft will "balloon." You can overcome that by increasing forward pressure on the stick. Of course, as the airspeed decreases, you will have to make additional pitch and power corrections to maintain your desired flight path.

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Re: Flaps problem

Postby Capt.Propwash » Mon May 03, 2010 11:29 pm

there is a little thing call.... PITCH TRIM.

as you SLOW DOWN by cutting the throttle, lower your flaps slowly throughout your decent and PITCH TRIM DOWN to compensate for the airplane trying to gain altitude due to the aerodynamic change of the wings causing lift.


if you are still having problems with it, go fly the LESSONS in the Learning Center.  It will explain it a lot better.
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Re: Flaps problem

Postby JakesF14 » Tue May 04, 2010 2:31 am

I know that the flaps increases lift. have almost 800 hours on the default 737 now, but the posky 737 was reacting very different to the default 737. And so did the A380. But I think it is a matter of the default does not reflect the reality the way the Posky and A380 does. But I guess Ill just have to test and learn   :-)

Thanks for all the input - and info!  I enjoy it really!
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Re: Flaps problem

Postby garryrussell » Tue May 04, 2010 6:09 am

Worth remembering that FS is designed as a game and as such the default aircraft are made to be easy while looking like they are flying properly.

Those add ons are made to be more accurate in Flight Simulation and the problem you mention is just the normal need to re trim when settting different flaps, UC, speeds or what have you.

Variable incidence tailplanes point to the need for very different trim dirty at low speed to clean at speed and altitude. :)
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Re: Flaps problem

Postby EVVFCX » Tue May 04, 2010 7:00 am

Hi,

Abacus A380? just checking, look on the box if this is the First Class Simulation publication, I'm pretty certain it's the same one, I'll check this evening.

It does say they lower the undercarriage to increase the drag to help drop your speed to help decent.

Keep an eye on the power and trim, in my case I find it 'floats' a lot

Steve
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