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Related Manuals for Extreme Flight RC YAK-54 EXP
Summary of Contents for Extreme Flight RC YAK-54 EXP
- Page 1 YAK-54 48 inch Electric ARF 1 ...
- Page 2 When the CG is properly set the YAK-54 has minimal coupling and is a very neutral aircraft. The YAK-54 EXP shares many of the attributes of the previous EXP airframes along with some new features. The motor box construction has been changed to the style of the 60 inch EXP aircraft as it has been proven in these airframes to be rock solid and easier to assemble in production.
- Page 3 Your flying experience will be greatly enhanced by doing this. Please note The assembly of the YAK-54 EXP is almost identical to the assembly process of the previously released EXP series aircraft. Most photos will show the Extra component assembly. Only assembly steps which differ will show the Yak components.
- Page 4 Items needed for completion -Masking tape -Hobby knife with #11 blades -Razor saw -Thin and medium CA. We highly recommend Mercury M5T thin and M100XF medium formulas as well as the Mercury glue tips. -30 minute epoxy. The new Mercury adhesives Epoxies have worked very well for us. -Blue Loctite.
- Page 5 Let's begin! 1. Locate the 2 wing panels with ailerons as well as the 2 G10 aileron control horns. Remove the ailerons from the wing and remove the covering over the slot for the aileron horn on the bottom of the aileron with a sharp hobby blade.
- Page 6 3. Use a glue tip on your bottle of medium CA and apply glue to the slot as well as to both sides of the control horn. Insert the control horn into the slot and make sure it seats properly against the surface of the aileron. 6 ...
- Page 7 4. Remove the covering from the aileron servo location and make sure the hinges are centered in their slots. 5. Slide the aileron into position on the hinges and secure with several drops of fresh thin CA. This process is much easier and more effective if a fine glue tip is used.
- Page 8 6. Use the screws provided by the servo manufacturer to secure the aileron servo in the designated location. 1 screw installed in the center hole at each end of the servo is adequate to secure the servo. Make sure the output shaft is positioned toward the trailing edge of the wing.
- Page 9 8. Locate the carbon fiber main landing gear, 2 axles, 2 washers, 2 locking nuts, 2 wheels, 2 wheel collars and 2 wheel spats from the hardware package. Drill a 3 mm hole through the spat to accept the threaded portion of the axle as shown in the picture below.
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- Page 11 9. Locate the fuselage, 2-3mm socket head cap bolts, 2 washers and the landing gear cover. Secure the landing gear and gear cover to the fuselage by inserting a the 2 3mm screws into a washer, through the hole in the gear cover and carbon fiber gear and into the pre-installed blind nut in the fuselage.
- Page 12 10. Locate the horizontal stabilizer/elevator assembly and slide the elevator off of the hinges. Use a razor saw to remove portion of the rudder post located behind the elevator slot. 11. Insert the stabilizer into its slot and the carbon fiber wing tube into the plastic sleeve.
- Page 13 12. Remove the covering over the right slot on the bottom of the elevator where the elevator control horn will be installed. The elevator horn is the one with the shortest shank that is glued into the surface. Scuff the portion of the control horn that will insert into the elevator with sandpaper.
- Page 14 14. Remove the covering over the slot in the lower right side of the rudder where the rudder control horn will be installed. Scuff the portion of the control horn that will glue into the surface and secure the rudder control horn with medium CA 14 ...
- Page 15 15. Using the same process as with the ailerons and elevator, slide the rudder onto the hinges and secure to the vertical stabilizer with thin CA. 16. Locate the carbon fiber tailwheel assembly in the hardware package. Secure the tailwheel bracket to the bottom rear of the fuselage with the provided wood screws.
- Page 16 18. Place the tailwheel wire in the proper position, aligned with the rudder and lock into place with the 2 set screws. 19. Use the hardware provided with the servos to install the rudder and elevator servos in their respective location in the rear of the aircraft. From the pilot's perspective the rudder servo mounts on the right side of the fuselage and the elevator servo mounts on the left side.
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- Page 18 21. Next lets prepare the Torque 2814/820 for mounting. First install the retaining collar onto the motor shaft and secure with the set screw. Make sure to use blue Loctite on all motor bolts! 18 ...
- Page 19 22. Slide the black radial mount over the shaft and collar and retain using the 4 tapered Phillips head screws. 23. Install the prop adapter onto the front of the motor using the 4 slotted head screws. 19 ...
- Page 20 24. Mount the motor using the supplied 3mm black socket head cap bolts which are threaded into the blind nuts which are pre-installed in the motor mount plate. Be sure to put a drop of blue Loctite onto each bolt to prevent them from backing out.
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- Page 22 26. Use a sharp hobby knife to remove the covering from the opening in the bottom of the fuselage under the canopy to allow cooling air to exit the fuselage. 22 ...
- Page 23 27. Use nylon cable ties or Velcro to secure the ESC to the bottom or side of the motor box. 28. Place a strip of Velcro onto the battery tray and onto your battery and use a Velcro strap around the battery and tray to prevent the battery from being ejected during high G maneuvers.
- Page 24 29. If using the included Side Force Generators now is the time to mount them. Each SFG mounts using 2 3mm thumb screws and 2 clear plastic washers. There is also a clear spacer that fits between the wing tip and SFG to prevent the SFG from interfering with the aileron movement.
- Page 25 Set-up and flying tips The CG range for the YAK-54 EXP starts at the front of the wing tube and extends to the rear of the wing tube. There is plenty of room on the battery tray to move your battery to achieve this CG location.
- Page 26 3D flight will allow you to experience the best attributes of the YAK-54 EXP or any aircraft for that matter. The included elevator servo arm will allow for close to 80 degrees of throw! While...
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