AJ Aircraft Acuity Assembly Instructions Manual Download

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Page 22

Assemble the T-Canaliser to the canopy using a machine
screw and washer in the back hole.

Finish the assembly by installing the T-Canaliser cover
with 2 more machine screws.

You may eliminate the T-Canaliser by installing the
supplied filler plate instead.

Summary of Contents for Acuity

Page 1: ...62 AJ Acuity Assembly Instructions ...

Page 2: ...fe model and 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 If you are a beginner or have never flown a 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 sophis...

Page 3: ...23 Features Specs Wing Span 62 Length 60 AUW dry 5 6 lb Electric Power 1200 Watt Motor 90amp ESC 5 6s 4 5000mah LiPo Radio 5 Channel 3 Mini High Torque Servos 1 Standard Size High Torque Servo What s in the box 62 Acuity Airframe Fiberglass Cowl Wheel Pants Carbon reinforced landing gear mount Pre hinged and sealed control surfaces Removable rudder Carbon main gear G 10 control horns Dual ball lin...

Page 4: ... on Ailerons 4 x 6 Servo Extensions for the Ailerons and Rx to Wing 1 x 12 Servo Extension for the ESC to Receiver 1 x 36 Servo Extension for the Elevator 6 Servo Connector Safety Clips 2 75 or 70mm Spinner Tools Needed Blue Painter s Masking Tape Thin CA Glue 30 Minute Epoxy Denatured Alcohol Paper Towels Removable Thread Locker Loctite 242 Blue Metric Imperial Allen Wrenches Hobby Knife Fresh Bl...

Page 5: ...olded in Gently snap off the servo wire installation string if it s attached and temporarily secure it out of the way Do not pull it out of the wing Use an iron to seal around the servo pocket Fold the cut covering under the wing sheeting and attach it to the inside edge of the pocket At 200 220 F 93 104 C the adhesive on UltraCote becomes active allowing the covering to be attached to the model W...

Page 6: ...e a covering iron to secure the covering along the edge of the wings and ailerons Look at the wing hinge slots closely Make sure the covering will not interfere when gluing the hinges Cut away any covering that covers the hinge slot Slip each of the aileron hinges into the wing Align the end of the aileron to the wing tip Push the aileron tight against the wing closing the gap between the two of t...

Page 7: ... back and forth to check its position Once the end hinges are securely positioned you can apply a few drops of thin CA to both sides of the remaining hinges Use the control horns from the Wings part bag Use sand paper to roughen the lower portion of the control horns on both sides This will help the epoxy bond to the control horn parts Test fit the control horn in the slot Trim or file the slot as...

Page 8: ...he epoxy is securely holding the control horn in place and still soft enough to easily remove the tape Set the wing aside and let the epoxy fully cure Connect the servo to a receiver and power supply Turn on your transmitter Set trim and sub trim to zero Install a servo arm on the servo about perpendicular to the servo s side Use the transmitter s sub trim to make it exactly perpendicular to the s...

Page 9: ... to dry before reinstalling the servo Reinstall the servo Assemble a ball link to each end of a connecting rod Connect a ball link to a servo horn and the aileron control horn Use a socket head screw a flat washer and a nylon lock nut The brass ball in the link is offset The larger reveal side should be against the control horn as shown below Check the length of the assembly to the servo with the ...

Page 10: ...ocket Use a covering iron to attach the covering around the slot Make a single cut in the center of the slot the width of the landing gear Slip the landing gear through the slot Notice that there are right and left hand parts The landing gear should be swept back Use 4 flat washers from the parts bag with the screws removed earlier to attach the landing gear Add a drop of removable thread locker t...

Page 11: ... the landing gear Add a nylon lock nut and tighten Predrill a 5 64 hole into the wheel pant then add a wood screw to secure the wheel pants Install the tail wheel after the rudder installation Install the tailwheel using 3 wood screws Position the joint of the tail wheel assembly directly over the rudder hinge line and mark the position of the screws Turn the screws into the fuselage and rudder Re...

Page 12: ... 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 3 before cutting the covering over the servo pockets There are 2 servo pockets below the horizontal stabilizer slot on both sides of the fuselage highlighted with tape The front pocket will be used for the elevator ser...

Page 13: ...ch may obscure the actual alignment If the stabilizer is not aligned use shims or sand inside the pocket until it s parallel Position the stabilizer perpendicular to the fuselage and parallel to the main wing tube Measure the distance between the canopy latch and the corners of the horizontal stabilizer Adjust the stabilizer until the measurements on both sides are equal Continue checking the stab...

Page 14: ...e covering away to expose the slot Sand the lower portion of the control horn Test fit the control horn The shoulder contacts the elevator and the linkage hole should be aligned with the hinge centerline Mask around slot Glue with 30 minute epoxy Remove masing tape Roughen up the jointer plate for the elevator halves with sand paper so the epoxy will adhere better Test fit the elevator joiner plat...

Page 15: ...ply a few drops of thin CA glue to the first hinge Flex the elevator and recheck its position Add a few drops of CA glue to the third hinge and flex the elevator and check its position Add a few drops of CA glue to the center hinge and then add CA glue to all 3 hinges on the opposite both sides Mask areas around the jointer plate to prevent excess epoxy getting where you don t want it Prepare some...

Page 16: ...ood screws that came with your servos Remove the screws and servo Apply a drop of thin CA glue into each mounting 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 Assemble a ball link to each end of a connecting rod Connect a ball link to a servo horn and the elevator control horn Use a socket head ...

Page 17: ...ockup of the rudder push pull system The installation process of the servo and control horn is the same as the ailerons and the elevator The pull pull cables can be removed and the covering will need to be patched with covering Pull Pull Rudder Control The rudder is built with control horn slots for the push pull control system and the pull pull control system The blue masking tape indicates the c...

Page 18: ...al stabilizer is already slotted for the hinges Use a covering iron to secure the covering along the edge of the rudder and stabilizer Look at the vertical stabilizer hinge slots closely Make sure the covering will not interfere when gluing the hinges Cut away any covering that covers the hinge slot Slip each rudder hinges into a slot Align the end of the rudder with the top of the vertical stabil...

Page 19: ...dder 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 with your servos Remove the screws and servo Apply a drop of thin CA glue into each mounting 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...

Page 20: ...n Center the rudder in position aligned to the vertical stabilizer Clamp a couple of balsa sticks across the rudder hinge to keep it centered Repeat the cable eye installation process on the rudder end of the cables with the servo powered up and centered Pull the cable snug You don t need to make the cable guitar string tight Remove the clamps and adjust the cable lengths to center the rudder by t...

Page 21: ...m the firewall If you need to shorten the supplied standoffs make sure they all end up the same length so you do not introduce changes to the motor thrust angle Use removable thread locker when installing the motor bolts Use nylon zip ties or a hook loop strap to secure the ESC to the bottom of the motor box We recommend putting a small piece of foam between the ESC and motor box to dampen vibrati...

Page 22: ...hough the tape and covering locating the mounting hole Peal the tape back away from each hole but leave it attached to the fuselage Position the cowl onto the fuselage Align the motor shaft with the center of the cowl Use the spinner s back plate to help you center the cowl Tape the cowl on in its final position Transfer the hole in the tape to the cowl with a pin Use a 1 16 drill bit to enlarge t...

Page 23: ... Canaliser to the canopy using a machine screw and washer in the back hole Finish the assembly by installing the T Canaliser cover with 2 more machine screws You may eliminate the T Canaliser by installing the supplied filler plate instead ...

Page 24: ... left or right at about 3 4 to full throttle and pull to a 45 degree 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 p...

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