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Table of Contents
Related Manuals for AJ Aircraft ARS 300
Summary of Contents for AJ Aircraft ARS 300
- Page 1 67'' AJ ARS 300 Assembly Instructions...
- Page 2 WARNING! AJ Aircraft’s extensive testing ensures a high quality kit that has gone through many stages to provide you with a safe, reliable, airframe. Poor assembly will lead to an unsafe model, therefore the instructions must be followed closely. Should you have any questions, please do not hesitate to contact us. The safe operation of this model is your responsibility and yours alone.
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Page 3: Table Of Contents
Contents Inspection ....................................2 Features ....................................3 Recommended Items for Completion ............................. 3 Tools Needed ..................................4 Covering ....................................4 Wings ...................................... 5 Landing Gear ................................... 9 Fuselage ....................................11 Horizontal Stabilizer ................................11 Elevator ....................................12 Rudder ....................................16 Electric Motor .................................. -
Page 4: Features
Features Recommended Items for Completion • Power Specs: o AJ Aircraft – AJ5220-20P/375KV 6S • Wing Span - 67" o Mezon 120 ESC • 1900 watt o 6s 5000 mah LiPo packs • 6s-8s LiPo o Xoar 21x10 prop, 20x10 •... -
Page 5: Tools Needed
Tools Needed Blue Painters Masking Tape Electric Drill w/ Assorted Small Bits (1/16”, Thin CA Glue 5/64”) 30 Minute Epoxy or Polyurethane Glue Small Flat Blade & Phillips Screwdrivers Denatured Alcohol Sandpaper (150-220 Grit) Paper Towels Pliers Removable Thread Locker (Loctite 242, Blue) Small Flat File Metric &... -
Page 6: Wings
Test fit the control horn halves in the slot individually, Wings then as an assembly. They should fit snug. File the slot if The ailerons hinges are already glued into the wings. needed. Firmly tug at each hinge point to ensure the hinges are installed properly. - Page 7 Assemble a ball link rod end to the control horn using a Apply epoxy to the slots in the aileron. Use a pin to help supplied machine screw and nylon lock nut. Assembling push some epoxy in. the ball link rod end to the control horn at this step will help keep the control horn halves parallel during installation later.
- Page 8 Check the alignment along the hinge line as you did when Connect a servo extension wire to the servo lead if you test fit the control horn. Reposition as needed. needed. Use a safety clip to secure the connection. Allow the epoxy to partially cure. Peel away the masking Insert the servo into the pocket with the drive spline tape after the epoxy is securely holding the control horn towards the front of the wing.
- Page 9 Check the length of the assembly to the servo arm to Blind nuts for the side force generators are already estimate the length. When you get close to the correct installed in the wing tips. Use the holes in a spacer plate length connect the ball link to the servo arm with a socket to help locate the holes in the wing tips and the side force head screw, washer and nylon lock nut.
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Page 10: Landing Gear
Slide the cuffs over the landing gear and secure with self Landing Gear tapping screws. Be carefull you don’t break the screws. Install the landing gear with the thicker portion of the If the screw seems to be difficult to insert use a drill to airfoil to the front. - Page 11 Slide the wheel and axel into the wheel pant. Make sure Position the tail wheel so the hinge joint between the the wheel is centered and has ample clearance around mounting bracket and the tiller arm are aligned with the the tire.
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Page 12: Fuselage
At the tail of the fuselage locate the elevator servo Fuselage mounting slot. Using a covering iron, adhere the covering Apply thin CA glue around the joints of the fuselage around the openings in the fuselage side then trim away core, firewall, fuselage formers, and rudder servo the covering over the servo pocket. -
Page 13: Elevator
Install and center the main wing tube. Look at the plane from the back forward to make sure that the horizontal stabilizer is parallel with the wing tube. If the stabilizer is not aligned use shims or sand inside the pocket until it’s parallel. - Page 14 Before you cut the covering for the elevator control horn Remove the control horn leaving the tape in position. make sure you have the correct elevator half. (If you cut Using a new hobby knife blade lightly cut through the open the servo pocket in the left side of the fuselage covering but not into the balsa sheeting.
- Page 15 Wipe away excess epoxy using a paper towel soaked with denatured alcohol. Use an upward rolling motion as you wipe the excess epoxy to lift it from the surface. This helps reduce smearing the epoxy. Hold half of the elevator aligned to the leading edge of the stabilizer and ensure the opposite elevator half is also aligned at the leading edge.
- Page 16 We suggest using 30 minute epoxy for the elevator Carefully remove “masking” tape at the jointer plant jointer plate and hinges. before the epoxy fully sets. But do not remove the tape (Polyurethane glue, Gorilla Glue may be used for the at the stabilizer and elevator counter balance until epoxy hinges.
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Page 17: Rudder
Connect the elevator servo to a receiver and power Rudder supply. Turn on your transmitter. Set trim and sub trim The pull-pull system will use the hardware provided in to zero. Install a servo arm on the servo approximately the rudder parts bag. perpendicular to the servo side. - Page 18 Tests fit the control horns to the slots and align with the Connect the rudder servo to a receiver and power supply. Turn on your transmitter. Set trim and sub trim to zero. hinge line. The control horns should be symmetrical Install a servo arm on the servo approximately about the hinge line.
- Page 19 Loop around the cable eye and go back through a crush Tape the rudder in position aligned to the vertical sleeve. stabilizer. With the servo powered up and centered repeat the crimping process on the rudder end of the cable. Before you crimp the crush sleeves make sure the cable is not tangled at the servo end.
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Page 20: Electric Motor
Add a drop of thread locker to the screw threads when Electric Motor mounting the motor. The motor mounting holes are pre-drilled in the firewall at a 75mm bolt circle (53x53mm square). Blind nuts have also been installed. A 75mm (3”) spinner will fit the cowl. The firewall is about 85mm (3.35”)”... -
Page 21: Cowl
Place hook and loop tape to the battery tray and your Apply tape over the mounting taps. Push a pin through battery. Loop hook and loop straps around the battery. the tape and hole in the mounting tab. We recommend using at least a 1” strap if you intend to do high G, 3D maneuvers. - Page 22 Apply thin CA glue to the mounting tabs and screw holes. Secure the wing to the fuselage using the thumb screws. (Allow plenty of time for the CA glue to dry before reinstalling the cowl.) Use self-threading screw to mount the cowl. Attach the canopy by inserting the alignment pins then lowering it onto the fuselage.
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Page 23: Radio Installation & Setup
CG is 1” in front of wing tube edge. Enjoy your new plane! We at AJ Aircraft sincerely hope you enjoy flying the 67” AJ ARS. Feel free to create a support ticket at aj-aircraft.com if you have any problems, questions, or suggestions. Once you get...