Hi guys I need help making it fly but it won't balance

This is a German Helicopter base on the WW2 German Twin Propeller Helicopter Fa 223

Video link:
www.youtube.com/watch?v=g9XsJREVrwM&feature=youtu.be


Download Link:
forum.spiderlinggames.co.uk/forum/main-forum/besiege-early-access/war-machines/flying-machines/3862-focke-achgelis-fa-223-drache-project-need-help?_=1425729143595


the controls are still arrow keys but you can change them
here's the Picture


here is the Concept