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73

” AJ 

Raven 

 Assembly Instructions

Summary of Contents for Raven 73"

Page 1: ...73 AJ Raven Assembly Instructions ...

Page 2: ...ontrol horns carbon fiber wing tubes and heavy duty ball links and turnbuckles ensure you won t need to spend more money replacing cheap hardware Can t decide which power system to add to your Raven The electric setup gives the ability to strap batteries 8 12s in and just go fly You can expect around 6 7 minute flight times with great power and ultra reliability Love the smell of burning gas in th...

Page 3: ... of its performance capabilities this product if not assembled and operated correctly could cause injury to you or spectators and damage to property This aircraft should be flown in accordance to the AMA safety code It is highly recommended that you join the Academy of Model Aeronautics in order to be properly insured and to operate your model at AMA sanctioned flying fields If you are not willing...

Page 4: ...EW Carbon Kevlar reinforced firewall Carbon fiber main landing gear Carbon fiber tail gear Carbon fiber main wing tube Pre hinged glued and sealed aileron control surfaces Pre hinged rudder and elevator G10 fiberglass control horns Ultralight foam wheels Heavy duty steel axles Quick install durable fiberglass wheel pants Pre run rudder pull pull wires pushrod also included for push pull option Ext...

Page 5: ... 2x 1 5 Servo Arm for 3D Aerobatics Or a heavy duty servo arms for sport flying Rudder Servo o 1x 250 oz in Metal Geared Hitec HS 7955TG Recommended 2 5 Double Servo Arm for a Pull Pull cable setup Elevator Servo o This model can be configured with 1 or 2 elevator servos 250 oz in Metal Geared Hitec HS 7955TG Recommended o 1 5 Servo Arm for 3D Aerobatics Or a heavy duty servo arms for sport flying...

Page 6: ...drivers Small Phillips Screwdriver Sandpaper 150 220 Grit Needle Nose Pliers Measuring Tape Ruler Optional Configurations The Raven can be assembled with a double taper wing which provides better tracking precision Or you may choose the Edge wing for slower stall speeds low and slow 3D flying This model is designed for a gasoline engine or an electric motor Fastener servo hardware and electric mot...

Page 7: ...cur during the summer heat The covering may require retightening a few times during your first summer of flying Take a few minutes to go over all of the seams making sure all edges are secure then proceed to shrinking any area that may need tightening Use an iron on all seam edges Use a heat gun on open areas and sheeted areas An iron can be used in open and sheeted areas but hold the iron slightl...

Page 8: ...ll it out of the wing Use a trim iron to seal the bottom surface of the wing around the servo pocket Fold the cut covering under the wing sheeting and attach it to the inside edge of the pocket Carefully locate the aileron control horn slots Use a covering sealing iron to bond the covering in the area the control horn will sit Trim the covering away to expose the slots Be careful you don t cut thr...

Page 9: ...halves parallel during installation later Remove the control horn leaving the tape in position Using a new hobby knife blade and lightly cut through the covering but not into the balsa sheeting Cut inside the tape edge about 1 16 Use sand paper to roughen the lower portion of the control horns on both sides Roughen one side of the base plate This will help the epoxy bond to the control horn parts ...

Page 10: ...e the transmitter s sub trim to make it perpendicular Attach the servo wire to the installation string and gently pull the wire through the wing as you insert the servo into the wing Depending on the length of the servo wire provided it may be necessary to install a servo extension wire before installing through the wing Pre drill for the servo mounting screws using a 1 16 drill bit Install the se...

Page 11: ...he side fore generators simply bolt onto the wing with 4 40 machine screws Carefully locate the 2 mounting holes trim away the covering The wing tips have a blind nut installed beneath the covering Use a hobby knife to trim away the covering Use the holes in a spacer plate to help locate the holes in the wing tip Assemble the spacer plate and the side force generator to the wing with the supplied ...

Page 12: ...nding gear cuffs with the holes towards the bottom of the airplane Use a flat blade screw driver with a gentle twist to help slide the cuff over the landing gear locknut to the axel and tighten Make sure you can still get to the wheel collar set screw Drill pilot holes in the wheel pants for wood screws Drill through the holes in the landing gear and through to the inside of the wheel pant ...

Page 13: ...e fuselage to highlight the holes if you have trouble locating them Carefully locate the horizontal stabilizer pocket Use a trim iron to seal the covering around the edges of the pocket before trimming Use a new hobby knife blade to cut though the covering Review the servo configurations as described on page 4 before cutting the covering over the servo pockets Below the horizontal stabilizer slot ...

Page 14: ...positioned glue it in place with thin CA glue Wick glue in on both sides top and bottom The use of an applicator tip is suggested to control the flow of thin CA and get it exactly where you want it Elevator The hardware provided may be used to control elevator halves with 1 or 2 servos Before you cut any covering on the elevator make sure you have the correct half If you cut open the servo pocket ...

Page 15: ...es Roughen one side of the base plate This will help the epoxy bond to the control horn parts Apply epoxy to the slots in the elevator Use a pin to help push some epoxy into the slots Apply epoxy to the control horn assembly and insert it into the elevator slots Wipe away excess epoxy using a paper towel soaked with denatured alcohol Use an upward rolling motion as you wipe the excess epoxy to lif...

Page 16: ...1 8 drill into the holes by hand Test fit pieces together and adjust as needed so you get a good fit between the elevator and the stabilizer Check the hinge gap and the gap at the counter balance Make sure there is clearance between the elevator joiner plate and the fuselage Hold half of the elevator aligned to the leading edge of the stabilizer and ensure the opposite elevator half is also aligne...

Page 17: ... onto the hinges and jointer plate Push both elevator halves into position and wipe away any epoxy that has squeezed out Watch for glue expanding around the hinges and wipe away with alcohol as needed Move the elevator up and down to make sure it has full travel It won t hurt to apply additional petroleum jelly to the hinges Tightly tape the gap between the horizontal stabilizer and the elevator c...

Page 18: ...le making adjusting to the connecting rod This will keep the servo in its correct position Rudder Cut the rudder covering to expose the control horn slots on both sides of the rudder as you did for the ailerons and elevator Test fit the control horns mask off the area surrounding the control horns and use a fresh knife blade and cut the covering as you did with the ailerons and elevator Use sand p...

Page 19: ...nting screw hole This will harden the wood around the screws and provide a more secure installation Allow the CA glue to dry before reinstalling the servo Tread the brass cable eyes about half way into the ball links Start the cable assembly at the servo end inside the fuselage Thread on 2 crush sleeves and the brass cable eye Many people also thread on some heat shrink tube to cover the assembly ...

Page 20: ...rimp the crush sleeves make sure the cable is not looped around the cable eye at the servo end Pull the cable snug You do not need to make the cable a guitar string tight Remove the tape from the rudder vertical stabilizer Adjust the length of the cable by turning the brass cable eyes to center the rudder and achieve the desired cable tension Electric Motor The firewall is pre drilled with a 70mm ...

Page 21: ...ng tabs to transfer the mounting locations to the cowl Push a pin through the tape and hole in the mounting tab Peal back the tape to uncover the mounting tabs and install the cowl but leave the tape on the fuselage Tape the cowl into position centering it to the motor using your spinner s back plate as a guide and aligning it to the top edge of the firewall Drill a 1 16 hole in the cowl through t...

Page 22: ...unting tab Secure the canopy to the fuselage with the 3mm thumb screws and flat washers Use nylon zip ties to secure the ESC to the bottom or side of the motor box We recommend putting a small piece of foam between the ESC and motor box to dampen vibrations Place hook and loop tape to the battery tray and your battery Loop hook and loop straps around the battery We recommend using at least a 1 str...

Page 23: ...engine standoff to the firewall from the back The distance between the prop backer plate and the firewall should be 160 161mm This will provide space between the spinner and the cowl Check for clearance between the firewall and the carburetor This distance should be noted in your engine s manual If you don t have at least the recommended space cut an opening in the firewall so the carburetor can g...

Page 24: ...mounting screws and the servo arm screws can be accessed The servo could also be mounted to the side for the fuselage by adding a couple pieces of hard balsa or spruce The engine ignition is typically mounted to the fuselage firewall the side or top of the engine box Cut the cowl as needed to clear the engine head spark plug and muffler Cut a large opening at the rear of the cowl to keep your engi...

Page 25: ...nk and check that the clunk if free to move around Rotate the tank side to side and upside down to ensure the clunk does not get stuck If cluck does not move freely in all positions trim a little off the fuel line and try it again When you have established the correct length of the fuel line you can tighten the stopper screw The fuel tank vent line should loop up over the tank then exit through th...

Page 26: ...up line Roll inverted and let go of the elevator stick A correct nose heavy CG will slowly arc to the level A neutral CG should nearly hold the up line And a tail heavy CG will steepen the up line While the final setup is of personal preference these are some general guidelines to make your first flight a success Enjoy your new plane We at AJ Aircraft sincerely hope you enjoy flying the Raven Feel...

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