MinimumRC Messerschmitt BF-109 User manual

Messerschmitt BF-109
Assembly Instructions

1. Use the end of a carbon fiber rod to score through the half-cut line of the rudder & elevator surface.
2.After scored through the half-cut line, rudder & elevator surface can move in both directions.
3. Fuselage parts.

4. Install the servo plate.
5. Glue the motor with adhesive.
6. Glue both sides of fuselage together.

7. Connect the aileron servo to a powered receiver and install the servo arm on its central position.
8. Install the aileron servo & wing support with glue.
9. Cover the aileron servo with sticker.

10. Install the horizontal tail.
11. Use the end of a carbon fiber rod to score through the half-cut line of the wing surface.
12. After scored through the half-cut line, ailerons can move in both directions.

13. Install the wings.
14. Glue the aileron control horns.
15. Glue the elevator & rudder control horns.

16. Use screws to fix the tail servos.
17. Use heat-shrinkable tube to connect the pushrod and clips. (Length of pushrods need to be cut according
to actual needs.)
18. Attach the pushrods to servos.

19. Attach the pushrods to control horns.
20. Use heat-shrinkable tube to connect steel wire clips for ailerons.
21. Attach the steel wire clips on to ailerons.

22. Attach 140mm carbon rods on the bottom of the wings.
23. Assemble the base
24. Attach the receiver on the left side of fuselage with velcro.

25. Attach the battery to the right side of fuselage with velcro.
26. Paste stickers. Assembly complete!
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Maiden flight
·The center of gravity is 10 mm from the leading edge of the wing. Move the battery forward and backward
to adjust the center of gravity.
·The range of elevator, rudder and aileron movement is 5 mm for each side. Please adjust the rudder surface
to the level before flight test.