Fit the Elevator Servo servo and using a fine drill, drill holes for the servo screws. Remove the servo and drop thin cyno into all 4 holes.
Re‐fit the elevator servo and secure it in with servo screws.
Centre the servo using your TX, and fit a servo arm. Use either an aftermarket arm or attach the arms that were supplied to a servo head. Screw ball
joints onto the pushrod (use pliers to hold pushrod) and bolt in place with supplied bolts. Centre of servo should align with elevator flat to the stab.
Rudder
Remove the covering where the rudder horns push through with either a knife or soldering iron.