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Old 25th Sep 2014, 15:48
  #12 (permalink)  
Big Pistons Forever
 
Join Date: Jan 2004
Location: Canada
Age: 63
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Originally Posted by thing
Another old chestnut is to drop 10 degrees flap for a short field t/o in a 172. No, you don't.
It depends on the model. The C172 P,R,S models have the following direction in
the "Normal Procedures" section in the "Wing Flap Settings".

Quote
-On a short field takeoff, 10 deg wing flaps and an obstacle clearance speed of 56 KIAS should be used.
Unquote

However earlier models have different direction. This is from the same section of a C 172 N POH.

Quote
-Normal and short field takeoffs are performed with flaps up
Unquote

I find it discouraging that there are so many flight school propagated urban myths when accurate information derived from an approved flight test program is available in the POH.
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