Quote Originally Posted by ofergd View Post
I think the difference is in the flaps operating handle. In the IV it is held by friction and in the others it is locked in different designated positions.
If the friction is not enough, the flaps will be lowered when pulling the stick.
If you can have a locking mechanism for the flaps, you probably can install it on the IV.

I put in a gated flap control since I added a trim tab to the elevator...




So, In theory, this should work on the way I have my IV set up.