Flight Controls

Question 1

How are length adjustments made on a flight control push-pull rod?

Answer 1

One or both ends of the push-pull rod have threaded rod ends.

Question 2

What is the purpose of a spoiler?

Answer 2

There are spoilers intended for use in flight and others that are used only on the ground. Inflight spoilers are used to aid in roll control. Ground spoilers are used after touchdown to decrease lift and increase drag.