Hangar 9 Alpha Trainer Assembly Manual page 10

Section 3: Installing the Aileron Servo Tray
Step 3
Use a felt-tipped pen or pencil to trace the outline of servo tray
onto the bottom of the wing. Remove the servo and servo tray.
Using a sharp hobby knife, cut away the covering along the line
you just traced.
Caution: Only cut deep enough to cut the covering.
Do not cut into the wood sheeting underneath.
10
Step 4
Mix a small amount of 6-minute epoxy (approximately 1/4 ounce)
and coat both the bare wood of the wing and the servo tray rails.
Position the servo tray on the wing and secure it with masking
tape and allow the epoxy to fully cure.
Continued