Garmin G3X Installation Manual page 650

8. Go to the Main page in configuration mode and verify the proper TRIM ACTIVITY if the Yaw
servo is connected to an auxiliary trim motor.
a) Center the aircraft rudder trim switch to input no TRIM command. Verify the rudder trim
switch is not moving. Verify the Yaw servo is properly indicating no trim activity.
b) Use the rudder trim switch to input a yaw right TRIM command. Verify the rudder trim
switch properly moves for yaw left trim. Verify the Yaw servo is properly indicating YAW
RIGHT trim activity.
190-01115-01 G3X/G3X Touch Install Manual - GDU 45X/46X Config and Post Install Checkout
Rev. AA Page 32-55