AJ Aircraft ARS 300 Assembly Instructions Manual Download | Manualshive

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67'' AJ ARS 300

Assembly Instructions

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Summary of Contents for ARS 300

Page 1: ...67 AJ ARS 300 Assembly Instructions ...

Page 2: ...model of this size and power you should attempt it with the help of an experienced pilot This product should not be considered a toy but rather a sophisticated working model that functions much like a full scale airplane Because 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...

Page 3: ...ve we offer the highest quality kits available However you may find some minor blemishes fractures or joint separations in the construction of our models Many of these can be easily repaired by backing up the joint with balsa sheet or hard balsa sticks without affecting the performance or appearance of the aircraft Take the time to inspect the components of the aircraft Inspect the fuselage for an...

Page 4: ...and one for the rudder using a pull pull cable Recommended Items for Completion Power o AJ Aircraft AJ5220 20P 375KV 6S o Mezon 120 ESC o 6s 5000 mah LiPo packs o Xoar 21x10 prop 20x10 o 75mm 3 Spinner Aileron Servos o 2x 250 oz in Metal Geared Hitec HS 7955TG Recommended o 2x 6 Servo Wire Extensions to receiver o 2x 1 25 Servo Arm for 3D Aerobatics Or a heavy duty servo arm for sport flying Rudde...

Page 5: ...od Using an iron sock will reduce scratches All airframe components are covered in genuine Ultracote covering Origin Scheme White HANU870 Orange HANU877 Midnight Blue HANU885 Silver HANU881 Fusion Scheme White HANU870 Pearl Purple HANU847 Fluor Lime HANU893 Pearl Charcoal HANU846 Silver HANU881 At 200 220 F 93 104 C the adhesive on UltraCote becomes active allowing the covering to be attached to t...

Page 6: ...Carefully locate the aileron control horn slots Use a covering iron to bond the covering in the area the control horn will sit Trim the covering away to expose the slots Try to avoid cutting into the bulsa surface below the covering Test fit the control horn halves in the slot individually then as an assembly They should fit snug File the slot if needed Check the alignment of the control horn to t...

Page 7: ...t 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 Apply epoxy to the slots in the aileron Use a pin to help push some epoxy in Apply epoxy to the control horn assembly and insert it into the aileron slots Wipe away...

Page 8: ...wire to the installation string and gently pull the wire through the wing as you insert the servo into the wing Connect a servo extension wire to the servo lead if needed Use a safety clip to secure the connection Insert the servo into the pocket with the drive spline towards the front of the wing Pre drill for the servo mounting screws using a 1 16 drill Remove the servo and apply a drop of thin ...

Page 9: ...may not be aligned with the wing Adjust the connecting rod to align the aileron and the wing Because of the left and right threads the length of the rod can be adjusted without disconnecting it from the servo or the control horn Blind nuts for the side force generators are already installed in the wing tips Use the holes in a spacer plate to help locate the holes in the wing tips and the side forc...

Page 10: ...n with strips of covering material or packing tape over the joints Slide the cuffs over the landing gear and secure with self tapping screws Be carefull you don t break the screws If the screw seems to be difficult to insert use a drill to open up the hole You may also choose to use a silicon adhesive RTV to secure the cuffs in position Apply a bead of adhesive on the landing gear just above the m...

Page 11: ...lock nut Drill 1 16 pilot holes into the wheel pant Use self threading screws to secure the wheel pants Position the tail wheel so the hinge joint between the mounting bracket and the tiller arm are aligned with the rudder hinge center line Mark and drill 1 16 pilot holes into the bottom of the fuselage for self threading screws Add a drop of thin CA glue into each hole to harden the wood before s...

Page 12: ...ing a covering iron adhere the area around the openings in the fuselage side then trim away the covering At the tail of the fuselage locate the elevator servo mounting slot Using a covering iron adhere the covering around the openings in the fuselage side then trim away the covering over the servo pocket There is a large opening which can be cut out if additional motor cooling is required Use a co...

Page 13: ...igning the stabilizer will go a long way to improve the flight characteristics of your airplane When the horizontal stabilizer is 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 It is not necessary to cut the covering from the center of the stabilize...

Page 14: ...e hole in the control horn should be aligned with the hinge centerline With the control horn in position apply painter s masking tape around the control horn base Put the tape up to the base edge Not under or over it Assemble a ball link rod end to the control horn using a supplied machine screw and nylon lock nut Assembling the ball link to the control horn at this step will help keep the control...

Page 15: ...so you get a good fit between the elevator and the stabilizer Check the hinge gap and the gap at the counter balance A small round file can be used to give the hinges some clearance Cleaning out the holes will also help you close up any gap in the hinge line Turn a 1 8 drill into the holes by hand Hold half of the elevator aligned to the leading edge of the stabilizer and ensure the opposite eleva...

Page 16: ... has squeezed out 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 counter balance while the glue and epoxy dry You may also use wide sticks and clamps to hold the halves aligned Carefully remove masking tape at the jointer plant before the epoxy full...

Page 17: ...and lock nut Turn on the transmitter receiver and servo while making adjusting to the connecting rod This will keep the servo in its correct position Rudder The pull pull system will use the hardware provided in the rudder parts bag Use sand paper to roughen up the control horns so the epoxy will adhere better Assembly the control horns with a ball link and brass cable eye Thread the cable eyes ab...

Page 18: ...o to a receiver and power supply Turn on your transmitter Set trim and sub trim to zero Install a servo arm on the servo approximately perpendicular to the servo side Use the transmitter s sub trim to make it perpendicular to the side of the servo Install the rudder servo into the fuselage and pre drill for servo mounting screws using a 1 16 drill Install the servo with the wood screws that came w...

Page 19: ... control horn Tape the rudder in position aligned to the vertical 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 Pull the cable snug You do not need to make the cable guitar string tight Remove the tape and adjust the cable lengths to center the rudde...

Page 20: ...gth of the motor spacers you may need for the motor you will be using Allow for 2 3mm space between the prop backer place the face of the cowl We used 11 2mm spacer for the AJ5220 20P 375KV 6S motor Add a drop of thread locker to the screw threads when mounting the motor A 75mm 3 spinner will fit the cowl Use nylon zip ties to secure the ESC to the bottom or side of the motor box We recommend putt...

Page 21: ... self threading screws These hole locations will need to be transferred to the cowl Apply tape over the mounting taps Push a pin through the tape and hole in the mounting tab Peel back the tape to uncover the mounting tabs and install the cowl Tape the cowl into position Drill a 1 16 hole through the cowl and mounting tabs at the marks on the tap Two holes on each side of the cowl Remove the cowl ...

Page 22: ... cowl Final Assembly Slide the main wing tube through the fuselage Then slide on the wing Pass the servo wire through the fuselage and engage the wing alignment pin into the fuselage Secure the wing to the fuselage using the thumb screws Attach the canopy by inserting the alignment pins then lowering it onto the fuselage Pull the canopy latch back seat the canopy and push the latch forward ...

Page 23: ... 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 67 AJ ARS Feel fr...

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