AeroWorks 50cc EXTRA 260 ARF-QB Assembly Manual Download

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4. Factory placement of decals shown.

5. Cut transfer tape to accommodate decal size.

Note:

Transfer tape will be reused. DO NOT throw

away any transfer tape until decal

placement is complete.

Remove backing from Clear transfer tape.

Apply clear transfer tape over top of

decal.

Summary of Contents for 50cc EXTRA 260 ARF-QB

Page 1: ...1 50cc EXTRA 260 ARF QB Quick Build ASSEMBLY MANUAL AEROWORKS 401 Laredo Unit D Aurora CO 80011 Phone 303 366 4205 Fax 303 366 4203 E mail info aero works net ...

Page 2: ...covering to the leading edges of wings and stabs 10 Wing Assembly 13 Stab and Elevator Assembly 17 Rudder and Tail wheel Assembly 21 Main Landing Gear Assembly 33 Engine Throttle Muffler and Canister or Pipe Installation 39 Ignition Installation 63 Fuel Tank Installation 64 Cowl Installation 71 Radio Installation 77 Preflight Preparation 81 Finishing Decal installation 84 Center of Gravity C G Con...

Page 3: ...oth material and workmanship at the date of purchase This warranty does not cover any component parts damaged by use or modification In no case shall Aeroworks liability exceed the original cost of the purchased kit Further Aeroworks reserves the right to change or modify this warranty without notice In that Aeroworks has no control over the final assembly or materials used for final as sembly No ...

Page 4: ...Please read through this manual carefully before starting the assembly of your new 50cc EXTRA 260 ARF QB Inventory and inspect all parts and hardware for any imperfections or damage Notify Aeroworks immediately if there are missing or dam aged parts INTENDED USE This plane should not be regarded as a toy This is an aerobatic plane and is recommended for pilots who are beyond the trainer stage and ...

Page 5: ...e canopy base and painted installed on the fuselage by 4 4 40 x 14 mm hex style bolts 4 6 bonded washers for the mounting of the Canopy 2 pull pull exit tubes for rudder cable installed 1 Antenna Tube installed 1 engine box hatch cover installed Left Wing with Aileron covered pre drilled for control horn mounting 1 8 32 blind nuts installed for the wing mounting 2 locater pins installed pre drille...

Page 6: ...g lock washer for stab mounting 4 6 bonded washers for stab mounting 6 2 4 40 3 two end threaded pushrod with nuts for ailerons 2 4 40 4 two end threaded pushrod with nuts for elevators 2 4 40 x250mmThreaded pushrod throttle and choke 2 4 40 solder coupler throttle and choke 2 4 40 metal clevis throttle and choke 2 4 40 ball links throttle and choke 7 2 1x1100mm plastic coated pull pull steel cabl...

Page 7: ...r PCM recommended 1 x receiver battery min 6 0 volt 1700ma 1 x ignition battery min 4 8 volt 1700ma 2 x switches with charge jacks Tools Allen wrenches US and Metric Dremel cutting disc and sanding drum tool Electric drill and selection of bits Razor saw Flat head screwdriver Hobby heat gun Hobby iron and covering sock Masking tape Modeling knife Needle nose pliers or crimping tool Paper towels Pe...

Page 8: ...covering iron with a soft sock gently apply pressure and rub in the covering If any bubbles occur your iron may be to hot Reduce heat and work slowly 3 If bubbles persist use a small pin to punch holes in the bubble to relieve trapped air and reheat 4 Use your heat gun with extreme caution Take care not to apply too much heat to one area for long periods of time This may cause the trim colors to o...

Page 9: ...nd color overlaps are securely sealed 3 This is an optional step but is recommended Cut strips of the supplied clear covering to fit the hinge gaps Use covering iron to seal the clear covering snugly into the bottom of the hinge lines as shown for air tight hinge seals IMPORTANT It is the users responsibility to check the covering seams and overlaps for security and a good seal Aeroworks is not re...

Page 10: ...nsure a clean surface for the covering to stick to Note Wing pictured in the following steps may be a different color and model However the procedure for applying the clear covering to your model will be the same 3 Seal the top and bottom of the leading edge carefully to insure the covering is securely attached to the wood underneath 4 Lay out one of the pieces of covering next to the leading edge...

Page 11: ... stabs later 7 Remove the clear backing from the covering Note Do not skip this step There is a backing to the covering Take time to remove this backing to get the correct adhesion to the already applied covering 8 Begin by tacking the covering in place at the wing root Pay close attention to insure that the covering is centered top and bottom on the lead ing edge of the wing ...

Page 12: ... Clear covering is centered on trim colors Using the same method complete the remaining wing and stabs IMPORTANT It is the users responsibility to check the covering seams and overlaps for security and a good seal Aeroworks is not re sponsible for failure of covering seams or overlaps during flight This is a never ending process that must be done after each flying secession Due to varying tempera ...

Page 13: ...t length Note 180 in oz digital metal geared servos are recommended Servo selection can be the difference between a great flying model and a model that will crash Always use brand name high quality servos 3 Attach the 18 extension to the servo lead and secure with safety wire string tape or other method Ensure the plugs will not come apart from vibration or light tension 4 Fasten the pull string f...

Page 14: ...through the wing root rib 6 Install servo in servo well with the output arm toward the leading edge of the wing and mark locations of servo mounting holes 7 Remove servo and use a 1 16 bit to drill servo mounting holes 8 Install servo with servo mounting screws ...

Page 15: ... 16mm wood screws for each wing panel 2 Assemble the pushrod and control horn assem bly as shown The ball link goes between the left and right sides of the control horn sides and is secured with a nylon lock nut Start with the center hole in the control horn The ball link may be moved up or down for more or less control throw Brass spacer goes be tween servo arm and ball link 3 Place the control h...

Page 16: ...b trim is cen tered Adjust the length of the pushrod so that the servo arm is parallel to the aileron hinge line when it is placed on the servo output shaft Screw servo arm on the servo output shaft Note On metal geared servos use Loctite for all Servo arm mounting screws 7 Ensure the servo does not bind at either end point at full deflection A 1 servo arm is rec ommended for best results A 1 1 4 ...

Page 17: ...R ASSEMBLY 2 Attach the 36 extension to the servo lead and secure with safety wire string tape or other method Ensure the plugs will not come apart from vibration or light tension Note 180 in oz digital metal geared servos are recommended Servo selection can be the differ ence between a great flying model and a model that will crash Always use brand name high quality servos 3 Layout the servo on t...

Page 18: ...se a 1 16 bit to drill servo mounting holes 7 Install servo with servo mounting screws Elevator Control Linkage Installation 1 Gather the elevator control linkage parts as shown below There are 2 pushrods 4 ball link assemblies 2 brass spacers 2 left and 2 right side control horns and 12 2 6 x 16mm wood screws for each stab and elevator ...

Page 19: ...he center hole in the control horn The ball link may be moved up or down for more or less control throw A 1 1 2 servo arm is recommended to achieve full deflection of the elevator bevel 3 Brass spacer goes between servo arm and ball link 4 Place the control horn over the pre drilled mounting holes as shown 5 Use a drop of thick CA glue on each screw as shown 6 Mount the control horn using six wood...

Page 20: ...on Ensure the servo trim is centered 8 Attach the stab and elevator to the fuse and screw in place Adjust the length of the eleva tor pushrod so that the servo arm is 90 degrees to the servo case when it is placed on the servo output shaft Ensure the servo does not bind at either end point at full deflection 9 Repeat the above steps for the other stab and elevator ...

Page 21: ... the hinge joint This ensures no epoxy gets into the hinge during assembly 3 Mix epoxy in mixing cup and use a tapered stick to apply the epoxy inside the pre drilled holes in the trailing edge of the fin Apply epoxy to one side of each hinge and insert the hinge completely into the hole Ensure the hinge axis is vertical and parallel to the trailing edge of the fin before epoxy cures Wipe away exc...

Page 22: ...h alcohol wetted wipes 7 Ensure there is no gap between fin and rudder Allow epoxy to fully cure Note We have supplied clear Ultracote for seal ing the hinge gaps This is an optional step but is recommended Rudder Servos Installation 1 Gather one rudder servo with double output arm as shown below Note 180 in oz digital metal geared servo is recommended Servo selection can be the difference between...

Page 23: ...udder performance 3 Mark and use a 1 16 bit to drill the rudder servo mounting holes 4 Install rudder servo with servo screws Rudder Pull Pull Cable Installation 1 Gather the rudder control linkage parts shown below Rudder cable 2 ball link assemblies 2 threaded metal RC links 4 threaded cou plers 4 brass swaging tubes 2 left and 2 right side control horns and 12 2 6 x 12mm wood screws ...

Page 24: ... 3 Feed one rudder cable through the pre installed cable exit tube in the rear of the fuse toward the front of the fuse Repeat for other side 4 Pull the rudder cables from rear of fuse to the rudder servo tray 5 Insert rudder cable through the brass swage tube then through the threaded coupler hole and back through the brass swage tube as shown ...

Page 25: ...ube as shown 7 Tighten the second loop through the brass swage tube and crimp the brass tube with a crimping tool or pliers 8 If additional crimping is needed a small C Clamp may be used for additional crimping pressure 9 Cut off excess cable as shown ...

Page 26: ...h the servo arm to the rudder servo as shown Rudder Control Horn Installation 1 Gather the rudder control horn parts as shown below 2 ball link assemblies 2 left and 2 right side control horns Assemble the ball links between the control horns as shown Secure with nylon lock nut Start with the cen ter hole in the control horn The ball link may be moved up or down for more or less control throw 2 Pl...

Page 27: ...der servo into the rudder channel of the receiver and power up Turn on transmitter to center rudder servo Ensure servo trim and sub trims are centered Note On metal geared servos use Loctite for all Servo arm mounting screws 7 Tape the rudder balance tab to the top leading edge of the vertical fin in the neutral position as shown This ensures the rudder is straight when the cables are attached ...

Page 28: ...re the cable hole is located This may cause burrs on the coupler that can eventually cut the rudder pull cable 10 Attach ball link to rudder control horn on both sides of the rudder Thread the rudder cable through a brass swage tube then the threaded coupler and back through the brass swage tube on both sides Pull light tension on the cable through the coupler on both sides as shown The loop throu...

Page 29: ... the swage tube to help secure the cable 15 Hold the threaded coupler below the cable at tach holes to thread into the ball link as shown Do not hold coupler at the top where the cable hole is located This may cause burrs on the coupler that can eventually cut the rudder pull cable Thread coupler in or out at ball link end to achieve correct length to fit into rudder con trol horn ...

Page 30: ... links Make all adjustments with the rudder servo still powered up Ensure the servo does not bind at center or at either end point Tail Wheel Installation 1 Gather the tail wheel parts shown below Tail wheel strut and leaf spring 3 tail wheel mounting screws steering tiller 2 tiller mounting screws and 2 steering springs 2 Apply a drop of thick CA to the tiller arm mounting screws before inserting...

Page 31: ...ottom of the fuse Place a drop of thick CA on tail wheel strut mounting screws before inserting in the pre drilled mounting holes on the bottom rear of the fuse 5 Mount the tail wheel struts and leaf spring using three wood screws 6 Attach the steering springs on both sides of the tail wheel to the rudder tiller and tail wheel tiller Center the springs between both tillers ...

Page 32: ...32 7 Use pliers to twist spring ends closed around the tillers after desired tension and direction adjustments are complete 8 Tail wheel final assembly is complete ...

Page 33: ...rut 4 mounting bolts washers and lock washers 2 wheels 2 axles and 4 wheel collars as shown below MAIN LANDING GEAR ASSEMBLY 2 Gather the gear strut 4 mounting bolts wash ers and lock washers as shown below 3 Remove landing gear cover screws 4 After screws are removed remove the landing gear cover ...

Page 34: ...e goes toward the rear of the fuse 6 Use a drop of blue Loctite on landing gear bolts before attaching the landing gear 7 Bolt landing gear strut to fuse with 4 bolts lock washers and flat washers Ensure tapered edge of the gear strut is facing toward the rear 8 Reinstall the gear cover ...

Page 35: ...Wheel Pants Installation 1 Gather the wheels axles and wheel collars as shown below 2 Use a drop of blue Loctite on landing gear axle bolt before attaching the landing gear axle with the nylon lock nut 3 Use two wrenches to screw the lock nut on the wheel axle Do not tighten securely yet ...

Page 36: ...gn the wheel pant with the wheel pant mounting holes 5 Install and tighten the wheel pant mounting bolts to hold the wheel pant in place Note Do not use Loctite at this time 6 Now tighten the axle nut against the landing gear strut with a small wrench while using the wheel pant slot to hold the flat sides of the axle bolt in alignment Tighten the lock nut enough so that the axle bolt will not rota...

Page 37: ...ighten the axle to the gear strut 10 Install the inner wheel collar next to the axle bolt Using Loctite tighten the inner wheel collar in place 11 Install the wheel and outer wheel collar Use blue Loctite on the wheel collar set screw be fore final tightening ...

Page 38: ...sher then the flat washer on the wheel pant mounting bolts Use blue Loc tite on the bolts before final tightening 13 Install wheel pants with two mounting bolts and Loctite 14 Repeat above steps for other wheel and wheel pant ...

Page 39: ...rop hub is 6 1 4 to 6 3 8 Depending on your engine selection The only difference will be the gap between the cowling and spinner back plate ENGINE THROTTLE MUFFLER CANISTER OR PIPE INSTALLATION 2 Locate the laser cut engine mounting template for either the DA 50 or 3W 55 If other engines are used the templates may be modified for any mounting pattern 3 To modify mounting template to accommodate yo...

Page 40: ...les 6 Align the template with the firewall and mark the location of the engine mounting holes 7 It is recommended to center punch the location of the engine mounting holes prior to drilling 8 Use a 1 4 drill to drill the engine mounting holes in firewall ...

Page 41: ...oc tite Use the provided aluminum spacers to make the front of the engine prop hub back of spinner approximately 6 1 4 to 6 3 8 inches from the front of firewall DA 50 with 2 1 2 standoffs 6 1 4 3W 55i with 2 6mm standoffs 6 3 8 3 Securely tighten the engine to the firewall as shown We recommend using 1 4 20 bolts and lock nuts for engine mounting You may also use blind nuts behind the firewall fo...

Page 42: ... the muffler bolts to the en gine 7 DA 50 with Pitts style muffler mounted Note 2 1 2 aluminum stand offs used with no other stand offs required 8 3W 55i US with Pitts style muffler mounted 3W 55i with 2 6mm standoffs 6 3 8 Note Two 6mm aluminum spacers used at each mounting bolt to archive proper engine stand off from front of firewall Aeroworks provided ...

Page 43: ...ter and supplied silicon tubing and plywood mount 2 The canister muffler installation will be illus trated first If the canister muffler will be used gather the canister muffler parts shown below Canister Tunnel Preparation 1 Iron the bottom covering to ensure it is tight and well sealed to the wood 2 Use a hobby knife to remove the covering from the bottom of the fuse between the two formers and ...

Page 44: ...Insert the silicon tube insulators in the slots of the wood canister holding bracket as shown Note It may be necessary to cut the silicon tube into 4 separate pieces at 1 lengths 6 Apply thick CA glue to the front of the canister holding bracket where it will contact the front former Note It is recommended to test fit bracket prior to gluing to ensure good fit ...

Page 45: ...ly CA glue to the top and bottom where it contacts the fuse former and fuse floor 8 Canister holding bracket shown installed be hind front former 9 Gather the pre cut balsa sheeting for closing off the rear section of the canister tunnel 10 Rear former shown where sheeting will be installed ...

Page 46: ...t 12 Glue in the other half section of balsa sheeting to rear former Note It is recommended to test fit balsa sheeting prior to gluing to ensure good fit 13 Canister tunnel rear balsa sheeting shown in stalled Glue in securely around all edges 14 Turn the fuse right side up Run the elevator and rudder servo wires through the small hole in the former forward of the rudder servo as shown ...

Page 47: ...gh guide hole and press sheeting tight against former as shown Ensure the servo wires pass through the bot tom notch as shown Canister and Header Installation 1 Assemble the canister to the header pipe with the Teflon coupler and clamps in accordance with manufactures instructions Note It is easier to install the canister header assembly prior to installing the engine 2 Insert the canister into th...

Page 48: ... to pages 39 40 for engine installation Use blue Loctite on all engine bolts 5 Securely tighten the engine mounting bolts to the firewall 6 Use blue Loctite to secure header pipe bolts to engine Remember to always use the engine manufacturer suggested gasket for proper seal ...

Page 49: ...place the fuselage will be sealed for proper air flow Additional balsa sheeting can be applied to the underside of the radio floors if desired We have also used Ultracote on the top side of the radio floors to seal the lighting holes in the fuselage Tuned Pipe Tunnel Preparation 1 If the tuned pipe will be used gather the header and tuned pipe parts as shown below 1 header coupler 2 clamps and tun...

Page 50: ...m the inside edges between the middle and rear formers and bottom stringers in the pipe tunnel opening 4 Use a hobby knife to remove the covering from the inside edges between the middle and front formers and bottom stringers in the pipe tunnel opening 5 Bottom covering removed from the inside edges of the bottom pipe opening ...

Page 51: ...gths 7 Insert the silicon tube insulators in the slots of the wood pipe holding bracket as shown 8 Ensure the elevator servo wires are routed through the small holes in the former just be hind the rudder servo 9 It will be necessary to lightly sand the tabs in the former to get a good flush fit of the canis ter holding bracket against the fuselage for mer ...

Page 52: ...et prior to gluing to ensure good fit 11 Insert the pipe holding bracket against the front former and hold in place until glue dries Note Holding bracket fits to top of former and notches in holding bracket fit between bottom stringers 12 Securely glue the pipe holding bracket to the fuselage former 13 Canister holding bracket shown installed in front of former ...

Page 53: ...ening 15 Rear bottom pipe opening is left open for pipe stinger and air flow exit Tuned Pipe Installation 1 Insert pipe into tunnel 2 Insert pipe through pipe holding bracket insu lators as shown Pipe stinger should exit through the opening in the bottom of the fuse ...

Page 54: ...he tuned pipe to the header pipe with the Teflon coupler and clamps in accor dance with manufactures instructions 5 Tuned pipe and header pipe inserted into the tunnel 6 Install engine refer to engine installation on pages 39 40 Use blue Loctite on engine bolts ...

Page 55: ...s in the fuselage 8 3W 55 with tuned pipe and header installed Throttle Servo and Choke Installation 1 Gather the left and right plywood throttle and choke servo mounting trays the throttle and choke servos and pushrod parts as shown below 2 x 4 40 metal rods thread at one end 2 x 4 40 ball inks 2 x 4 40 threaded solder couplers 2 x 4 40 threaded quick links 2 Use a 1 4 bit to drill a pushrod exit...

Page 56: ...ith a 4 40 bolt and nylon lock nut Note Do not Loctite at this step 5 Dry fit the servo tray to the fuselage The throttle servo is mounted on the side of the fuse that aligns with the engine carburetor throttle arm Use the throttle pushrod to help line up proper mounting position Note If properly lined up with hole in engine box cover will allow easy access to servo arm and servo mounting screws 6...

Page 57: ...ole in the fire wall Note If positioned properly you will be able to access servo mounting screws through top hatch and back of former 7 With fuel tank temporarily laid in position trail fit servo tray to fuselage Ensure throttle servo mounting tray does not interfere with fuel tank installation 10 Mark the locations on the servo tray where the fuse sides contact the servo tray to show where to pl...

Page 58: ...to protect against getting any glue onto the servo 12 Apply epoxy to side of servo tray that will contact the fuse side on the locations previ ously marked 13 Install the servo mounting tray to the fuse side aligned with the marks Hold in place until the epoxy cures 14 Reinstall throttle servo to tray ...

Page 59: ...m mark the location to cut the throttle pushrod to correct length 16 Remove ball link from throttle arm and re move the throttle pushrod 17 Cut throttle push rod to correct length 18 Using sand paper remove any paint from push rod at location of solder joint This will give you a stronger solder joint Place the threaded coupler over the pushrod Solder coupler to throttle pushrod Note It is recommen...

Page 60: ...th a 4 40 bolt and nylon lock nut Note Use Loctite to prevent ball link from vibrating loose 20 Attach quick link to throttle servo arm 21 Ensure the throttle pushrod operates smoothly and does not bind or rub against the hole in the firewall 22 Reattach the engine mounting if previously removed ...

Page 61: ...talled gather the choke pushrod ball link wheel collar and ny lon ties as shown Wheel collar and ties are not supplied 3 We recommend installing the carburetor choke pushrod as shown Use nylon ties to provide support and holding friction for the choke pushrod Place silicon fuel tubing over the wire pushrod to prevent damage from vibra tion and provide holding friction Place a wheel collar on the e...

Page 62: ...62 4 Position the pushrod to allow easy access through the front of the cowl air intake as shown This is a easy effective and light weight method for operating the engine choke ...

Page 63: ... nylon tie holes as shown 3 Use a 1 8 drill bit to drill the ignition mount ing holes 4 Mount the engine ignition module using nylon ties and foam rubber as shown Route the ig nition wire to the engine as shown and secure with nylon ties as necessary Install the igni tion battery and regulator if required as de sired A typical ignition installation is shown below Secure all wiring from excess vibr...

Page 64: ...It is highly recommended you solder a brass barb to the end of the fuel pick up tube to prevent the fuel line from coming loose due to the weight of the fuel clunk brass barb not supplied 3 Insert the rubber stopper into the tank with the vent tube at the top of the tank Secure the stop per with the screw as shown Note Take care not to over tighten screw and strip rear metal stopper cap 4 After th...

Page 65: ...ne from coming loose brass barb not sup plied 2 Place the fuel tank inside the fuse as shown Run the fuel line forward through the firewall hole toward the engine as shown 3 Cut the fuel line to the length required to at tach to the carburetor fuel intake nipple 4 Remove the tank and cut the fuel line just for ward of the tank stopper as shown for prepara tion of installing fuel T Note Fuel T is n...

Page 66: ...le Note Glass cleaner or soapy water can also be used to help slide fuel line over fittings 6 Assemble the fuel supply line as shown below 7 Cut the fuel supply line just forward of the T and install an inline fuel filter as shown Note Fuel filter is not supplied 8 Gather the fuel filler dot parts as shown below Note fuel filler dot is not supplied ...

Page 67: ...mall to larger sized drill bits finish drilling the fuse side for the fuel dot Note Starting with a small drill bit then gradually going to a larger drill bit size will prevent the fuse side from splitting 11 Install the fuel filler dot as shown Place the nylon washers on the outside and inside of the fuse and secure with nut inside the fuse as shown 12 Install the remaining fuel line on the remai...

Page 68: ... the fuse side to allow it to pull out for filling 14 Remove the tank from the fuse Install the remaining fuel line to the vent tube on the tank as shown Locate the small nylon ties as shown 15 Secure all fuel line joints with the small nylon ties as shown Trim away excess nylon ties 16 The final tank assembly prior to installation into the fuse ...

Page 69: ...the fuel tank mounting floor as shown 3 Install the tank Run the feed line to the engine and the fill line out of the fuel filler dot as shown Secure the tank with the two long nylon ties as shown Trim away excess nylon tie as shown 4 Install the fuel dot plug in the fill line and in sert into the fuel dot in the fuse side as shown ...

Page 70: ...ll stop excess fuel from draining out the vent line during an extended down line or when lifting the tail 6 Drill a 1 4 hole in the bottom of the engine box to allow the vent line to exit through the bottom of the engine box as shown 7 Secure the vent line to the bottom of the front former as shown ...

Page 71: ...rdboard file folder for template material COWL INSTALLATION 2 Measure and mark the center of the template as shown 3 Measure 3 8 from the edge of the template as shown 4 Draw a line 3 8 from the edge of the template as shown This will allow for the overhang of the cowling behind the front former ...

Page 72: ...e the template to the bottom of the fuse 3 8 back from the front former and on center line as shown 7 Ensure there is a 3 8 overlap behind the front former as shown 8 Hold the template up to the exhaust stacks and trace around the location of both of the ex haust stacks as shown ...

Page 73: ...e template to the engine cylinder head Trace around the engine cylinder so that they can extend below the template after the tracing is cut out 11 Use a hobby knife to cut out the cylinder head opening as shown 12 Pull up the template and ensure the cutouts will clear the exhaust stacks and cylinder head as shown Trim as necessary to achieve ap proximately 1 8 to 1 4 clearance around the cylinder ...

Page 74: ...re aligned and the 3 8 overlap line is on the aft edge of the cowl 15 Tape the template to the cowl as shown 16 Draw a larger cooling air exit hole on the pa per template that is aligned with the leading edge of the exhaust stacks Ensure all the holes will have approximately 2 3 times the area as the intake holes on the front of the cowl ...

Page 75: ...it cutouts completed in paper template 19 Use a felt tip marker to transfer the template cutout patterns to the cowl as shown Ensure all the holes will have approximately 2 3 times the area as the intake holes on the front of the cowl 20 Use a rotary tool disc cutting wheel to rough cut the holes in the bottom of the cowl ...

Page 76: ...inal cuts should look similar to this in the bottom of the cowl 23 Trial fit the cowl to the fuse and trim sand as necessary to achieve approximately 1 8 to 1 4 clearance from all engine parts Ensure all the holes will have approximately 2 3 times the area as the intake holes on the front of the cowl ...

Page 77: ...ll types of switches RADIO INSTALLATION 2 Switch location is at the discretion of the builder We chose to place the switches toward the front of the fuse on each side Mark location for switches using switch back mounting plate as a template Note Make sure switch does not interfere with leading edge of wing 3 Use a modeling knife to cut out the switch holes 4 Slide switch wires inside fuse through ...

Page 78: ... Foam rubber Velcro straps and nylon ties 7 Mount the radio components as desired using the radio tray cutouts Ensure all wires and plugs are secure and not subject to chafing when routed through the radio tray and form ers 8 Typical installation of ignition batteries on side of engine box using foam rubber base and nylon ties ...

Page 79: ... and regulator in fuse using Velcro and foam rubber for battery and screws for the regulator 11 Slide the receiver antenna wire into the antenna tube in the fuse as shown Note Using talcum powder will help to slide antenna through tubing 12 Secure the antenna wire to the tube with tape to prevent it from sliding back out from engine vibration as shown ...

Page 80: ...80 13 Secure the receiver to the radio tray with foam rubber base and nylon tie as shown 14 Typical RC installation viewed from top 15 Typical ignition installation viewed from the top ...

Page 81: ...plug in the aileron servo plugs Slide the rub ber backed washers on the wing mounting bolts and insert bolts through the fuse side and into the wing root blind nuts Tighten snugly but do not over tighten and crack the fuse or wing root wood 4 Gather 4 4 40 stab mounting bolts and 4 6 small rubber backed washers 3 Install hairpins into both front and rear aluminum anti rotation wing dowels for a se...

Page 82: ...he fiberglass cowl from cracking and to prevent mounting bolts from loosing from normal engine vibration 8 Remove the tape holding in the canopy bulk head hatch 5 Slide the stab tubes in the fuse stab tube sleeves Slide the stabs on the stab tubes and plug in the elevator servo plugs Slide the rub ber backed washers on the stab mounting bolts and insert bolts through the stab mounting tabs and int...

Page 83: ...recommended 12 Slide the rubber backed washers on the hatch mounting bolts and insert bolts through the hatch mounting holes and into the fuse blind nuts Tighten snugly but do not over tighten and crush the hatch or the fuse sides 11 Gather the 4 4 40 hatch mounting bolts and 4 6 small rubber backed washers Note It is highly recommended you apply thin CA glue to the front hold down dowels This is ...

Page 84: ...squeegee or credit card Windex or Application fluid like Rapid Tac Also a solution of 1 drop of dish detergent to a cup of water sprayed on the model will as sist in proper positioning Note clean surface and tighten all covering before any decals are applied FINISHING DECAL INSTALLATION 2 Factory placement of decals shown 3 Factory placement of decals shown ...

Page 85: ...n 5 Cut transfer tape to accommodate decal size Note Transfer tape will be reused DO NOT throw away any transfer tape until decal placement is complete 6 Remove backing from Clear transfer tape 7 Apply clear transfer tape over top of decal ...

Page 86: ...ransfer tape to top of decal 9 Peel backing from decal 10 Spray model surface with application fluid Windex or soapy water solution 11 Spray back side of decal with application fluid Windex or soapy water solution ...

Page 87: ...decal smooth and remove all excess application fluid Let decal set until dry enough to be able to remove transfer tape with out removing decal Do not leave until completely dry or transfer tape will be difficult to remove 14 Pull transfer tape from top of decal Take care not to pull away or damage decal 15 Let decal dry before applying top decal ...

Page 88: ...y and centered on bottom decal Press top decal onto bottom decal and squeegee out excess application fluid Let decal dry until transfer tape can be lifted without removing decal 18 Pull transfer tape from top of decal Take care not to pull away or damage decal 19 Finished decal installation Work slowly and carefully and you will be rewarded with a beautifully finished model ...

Page 89: ...ine to start with After you are comfort able adjust the CG to suit your flying style in small steps especially when shifting the CG to ward the tail Move the battery or add small stick on weights to the nose or tail as necessary 4 For aerobatic flying a more aft balance point is better For smooth sport flying a more forward CG is better An aircraft that is too nose heavy does not fly well and is d...

Page 90: ...f the rudder will help you to see the correct amount of rudder travel 5 Use the supplied flight control deflection meter to measure the throws in degrees Prop up the tail of the aircraft until the fuselage is parallel to the table top 6 Use the widest part of the elevator to measure the elevator throw in degrees 7 Location for throw meter to measure Aileron throw in degrees ...

Page 91: ...d prior to mounting on engine Flight Controls Ensure all flight controls are free from binding and are centered Check that all hinges are tight and will not pull out Control linkages must be rigid and tight and have no slop Confirm proper direction of ai lerons rudder and elevator Experienced fly ers have lost airplanes due to reversed ailer ons Right roll is right up left down Left roll is left u...

Page 92: ...r you can think of Here is a list of some of the more popular aerobatic and 3D maneuvers you can try Loops and rolls Knife edge flight Stall turns Snap rolls 2 4 and 8 point rolls Slow rolls Spins upright and inverted Flat Spins upright and inverted Harriers upright and inverted Water falls Torque Rolls Rolling circles The sky and your imagination are you only limits FLY and ENJOY AEROWORKS ...

Page 93: ...___ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ________________...

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AeroWorks 50cc EXTRA 260 ARF-QB, Assembly Manual

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