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Re: Europa-List: When to retract the flaps?

Subject: Re: Europa-List: When to retract the flaps?
From: Carl Pattinson <carl@flyers.freeserve.co.uk>
Date: Wed, 20 Jun 2007 22:06:15

Thanks for the tip - will give it a try.

Not sure though why you would need to bother with a 914 and I would guess a 
VP prop. It goes up like a rocket anyway.

Carl

----- Original Message ----- 
From: "Mike Parkin" <mikenjulie.parkin@btopenworld.com>
Sent: Wednesday, June 20, 2007 8:02 PM
Subject: Re: Europa-List: When to retract the flaps?


> <mikenjulie.parkin@btopenworld.com>
>
>> As regards the flaps question I totally agree that you need to get rid of 
>> as much drag as possible as soon as possible. However a full retraction 
>> of the flaps will cause the aircraft to sink (anything up to 100ft). I 
>> was warned by a very experienced pilot that this was not a clever thing 
>> to do especially at 200ft.
>
> Carl,
>
> With respect, if you are losing upto 100ft on flap retraction, you are not 
> using the best technique.
>
> Holding the same attitude while retracting the flap will result in a 
> settling/sink.  However, what one should do is as the flaps are slowly 
> retracted, the nose is raised to compensate for the reduction in lift 
> caused by the change in configuration.
>
> In my limited experience with my 914 powered Monowheel,  retracting the 
> flap never ceases to amaze me, the surge in performance as the wheel and 
> flap retract is brilliant.
>
> regards,
>
> Mike
>
>
> 



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