Seagull RANS S-20 RAVEN-20cc Assembly Manual Download | Manualshive

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RANS S-20 RAVEN 20cc

Instruction Manual.

20

5) Attach the speed control to the side

of the motor box using two-sided tape

and tie wraps. Connect the appropriate

leads from the speed control to the mo-

tor. Make sure the leads will not interfere

with the operation of the motor.

Speed control.

Battery.

Open the air exit hole.

M3x15mm

INSTALLING THE SPINNER.

Install the spinner backplate, propeller

and spinner cone.

The propeller should not touch any

part of the spinner cone. If it does, use a

sharp modeling knife and carefully trim

away the spinner cone where the propel-

ler comes in contact with it.

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Summary of Contents for RANS S-20 RAVEN-20cc

Page 1: ...VEN 20cc Specifications Wingspan 80 in 203 2 cm Wing area 1069 5 sq in 69 sq dm Weight 12 6 lbs 5 7 kg Length 53 4 in 135 6 cm Engine 20cc gasoline Radio 6 channels with 8 servos Code SEA279 Graphics and specifications may change without notice ...

Page 2: ...signed to help you build a great flying aeroplane Please read this manual throughly before starting assembly of your RANS S 20 RAVEN 20cc Use the parts listing below to indentify all parts INTRODUCTION WARNING KIT CONTENTS Please be aware that this aeroplane is not a toy and if assembled or used incorrectly it is capable of causing injury to people or property WHEN YOU FLY THIS AEROPLANE YOU ASSUM...

Page 3: ...3 1 2 3 4 5 6 3 2 ...

Page 4: ...rylate glue 30 minute epoxy 5 minute epoxy Hand or electric drill Assorted drill bits Modelling knife Straight edge ruler 2mm ball driver Phillips head screwdriver 220 grit sandpaper 90 square or builder s triangle Wire cutters Masking tape T pins Thread lock Paper towels 20cc gasoline engine Computer radio with 8 servos Glow plug to suit engine Propeller to suit engine Protective foam rubber for ...

Page 5: ... 2 Remove each hinge from the wing panel and aileron and place a T pin in the center of each hinge Slide each hinge into the wing panel until the T pin is snug against the wing panel This will help ensure an equal amount of hinge is on either side of the hinge line when the aileron is mounted to the aileron 3 Slide the wing panel on the aileron until there is only a slight gap The hinge is now cen...

Page 6: ...ny excess C A glue that may have accumulated on the wing or in the aileron hinge area 7 Repeat this process with the other wing panel securely hinging the aileron in place 8 After both ailerons are securely hinged firmly grasp the wing panel and aileron to make sure the hinges are securely glued and cannot be pulled out Do this by carefully ap plying medium pressure trying to separate the aileron ...

Page 7: ...ause the size of servos differ you may need to adjust the size of the precut opening in the mount The notch in the sides of the mount allow the servo lead to pass through 1 Place the servo between the mounting blocks and space it from the hatch Use a pencil to mark the mounting hole loca tions on the blocks 2 Use drill bit in a pin vise to drill the mouting holes in the blocks Fiberglass control h...

Page 8: ...rovided with the servo 6 Apply 1 2 drops of thin C A to each of the mounting tabs Allow the C A to cure without using accelerator C A glue 7 Remove the string from the wing at the servo location and use the tape to attach it to the servo extension lead Pull the lead through the wing and remove the string 3 Apply 2 3 drops of thin C A to each of the mounting holes Allow the C A to cure without usin...

Page 9: ...r to install it with four wood screws M2x10mm AILERON PUSHROD INSTALLATION Please see below pictures 80mm M3 clevis M3 lock nut INSTALLING THE FLAP SERVO Repeat the procedure for the flap servo INSTALLING THE FLAP PUSHROD Repeat the procedure for the aileron pushrod ...

Page 10: ...hrough 1 Install the rubber grommets and brass collets into all servos Test fit the servos into the fuselage servo mounts 2 Secure the servos with the screws pro vided with your radio system Elevator servo arm Elevator servo arm Rudder servo arm Trim and cut INSTALLING THE RECEIVER SWITCH Install the switch into the precut hole in the side in the fuselage 3 32 Hole Switch INSTALLING THE ENGINE SWI...

Page 11: ...11 Switch INSTALLING THE MAIN LANDING GEAR TO FUSELAGE M4x20mm Thread locker glue M4x20mm ...

Page 12: ...RANS S 20 RAVEN 20cc Instruction Manual 12 Collar ...

Page 13: ...silicon fuel line Connect one end of the line to the weighted fuel pick up and the other end to the nylon pick up tube 3 Carefully bend the second nylon tube up at a 45º angle This tube is the vent tube 4 Test fit the stopper assembly into the tank It may be necessary to remove some of the flashing around the tank opening using a modeling knife If flashing is present make sure none falls into the ...

Page 14: ...the stopper Once the tank is installed inside the fuselage it may be difficult to determine which is which 7 Use balsa block to hold in place the fuel tank with C A glue to secure the fuel tank 8 Slide the fuel tank into the fuselage Guide the lines from the tank through the hole in the firewall 5 With the stopper assembly in place the weighted pick up should rest away from the rear of the tank an...

Page 15: ...unt rails to the firewall Tighten the screws Make sure to use threadlock on the screws to help prevent them from vibrating loose Thread locker glue MOUNTING THE ENGINE 1 Position the engine with the drive washer 145mm forward of the firewall as shown 2 Use a pin drill and 4mm drill bit to drill a small indentation in the mount for the engine mounting screw 4mm 145mm 4mm 3 Use a drill to drill the ...

Page 16: ...RANS S 20 RAVEN 20cc Instruction Manual 16 THROTTLE SERVO ARM INSTALLATION Install adjustable servo connector in the servo arm as same as picture below Machine screw M4x30mm ...

Page 17: ... tank to the en gine and muffler The vent line will connect to the muffler and the line from the clunk to the carburetor Servo arm Adjustable servo connector Loctite secure COWLING 1 Tape the cowl to the fuselage using low tack tape 2 Use a drill and drill bit to drill the holes for the cowl mounting screws Make sure the cowl position is correct before drill ing each hole ...

Page 18: ...e needle valve 3x10mm ELECTRIC POWER CONVERSION 1 Locate the items neccessary to install the electric power conversion included with your model 2 Recommend the items necessary to in stall the electric power conversion parts included with your model Motor 90 1800 Watts Propeller 16x8 18x8 ESC 85A 6S 8S Lipo 3 Attach the electric motor box to the firewall suitable with the cross lines drawn on the e...

Page 19: ...r box using four 4mm blind nut four M4x20mm hex head bolts to se cure the motor Please see picture shown M4x20mm and washers Then use 5 5mm drill bit to enlarge the holes on the electric motor box 4 mm Blind nut 5 5mm M4x20mm 145 mm Epoxy Balsa stick Epoxy ...

Page 20: ...mo tor Make sure the leads will not interfere with the operation of the motor Speed control Battery Open the air exit hole M3x15mm INSTALLING THE SPINNER Install the spinner backplate propeller and spinner cone The propeller should not touch any part of the spinner cone If it does use a sharp modeling knife and carefully trim away the spinner cone where the propel ler comes in contact with it ...

Page 21: ...zontal stabilizer at the trailing edge and place a mark Use a tri angle and extend this mark from back to front across the top of the stabilizer Also extend this mark down the back of the trailing edge of the stabilizer Draw center line 2 Using a modeling knife carefully re move the covering at mounting slot of horizontal stabilizer both side of fuse lage Cut 3 Slide the stabilizer into place in t...

Page 22: ...at overlaps the sta bilizer mounting platform sides in the fuselage Remove the covering from both the top and the bottom of the platform sides Epoxy 7 When you are sure that everything is aligned correctly mix up a generous amount of 30 Minute Epoxy Apply a thin layer to the top and bottom of the stabi lizer mounting area and to the stabilizer mounting platform sides in the fuselage Slide the stab...

Page 23: ...the lower rear portion of the fu selage This slot accepts the lower rudder hinge Fill Epoxy Remove covering 2 Slide the vertical stabilizer into the slot in the top of the fuselage The rear edge of the stabilizer should be flush with the rear edge of the fuselage and the lower rudder hinge should engage the precut hinge slot in the lower fuselage The bottom edge of the stabi lizer should also be f...

Page 24: ... the both side of elevator 3 Thread one clevis and M2 lock nut on to each elevator control rod Thread the horns on until they are flush with the ends of the control rods 5 When you are sure that everything is aligned correctly mix up a generous amount of Flash 30 Minute Epoxy Ap ply a thin layer to the mounting slot and to bottom of the vertical stabilizer mounting area Apply epoxy to the bot tom ...

Page 25: ...25 605mm M2 clevis M2 lock nut RUDDER PUSHROD INSTALLATION Repeat steps as same as steps done for elevator M2 clevis M2 lock nut 610mm ...

Page 26: ...RANS S 20 RAVEN 20cc Instruction Manual 26 Next step insert hatch for servo as shown MOUNTING THE TAIL WHEEL Locate items necessary to install tail wheel M3x12mm M3x20mm 3x10mm 2mm C A glue 3x10mm ...

Page 27: ...27 M3x20mm ...

Page 28: ...RANS S 20 RAVEN 20cc Instruction Manual 28 INSTALL BRACING WIRE AND METAL BRACKET AT THE TAIL TOP VIEW 3x15mm 3x20mm 3x20mm ...

Page 29: ...29 BOTTOM VIEW 3x10mm Thread locker glue ...

Page 30: ...he switch lead into the receiver Plug the battery pack lead into the switch also 2 Wrap the receiver and battery pack in the protective foam rubber to protect them from vibration Receiver Two batteries INSTALLATION CANOPY PANEL AND SEATS 1 Locate items necessary to install canopy and seats Epoxy Epoxy ...

Page 31: ...31 ...

Page 32: ...RANS S 20 RAVEN 20cc Instruction Manual 32 INSTALLATION WING STRUTS 1 Loacte the items for this section of the manual M3x12mm ...

Page 33: ...33 M3x15mm Socket Head Cap Screw Diagonal brace Nylon washer Nylon washer M3 locknut Front 1 2 3 1 68mm 1 M3x10mm ...

Page 34: ...RANS S 20 RAVEN 20cc Instruction Manual 34 2 3 120mm 139mm 2 1 1 2 M3x10mm M3x10mm M3 locknut 3 M3 locknut ...

Page 35: ...35 ATTACHMENT WING FUSELAGE Attach the aluminium tube into fuselage Wing tube Wing bolt Wing bolt Rubber washer ...

Page 36: ...RANS S 20 RAVEN 20cc Instruction Manual 36 155mm 52mm ...

Page 37: ...ontrol and crash THE CENTER OF GRAV ITY IS LOCATED 90 100MM BACK FROM THE LEADING EDGE OF THE WING AT THE WING ROOT 2 Mount the wing to the fuselage Place a piece of masking tape on the top of each wing 90 100mm back from the leading edge at the wing root 3 With the model inverted place your fingers on the masking tape and carefully lift the plane This is the point at which your model should balan...

Page 38: ...s nose heavy and you must add weight to the tail to balance 90 100mm If possible first attempt to balance the model by changing the position of the receiver battery and receiver If you are unable to obtain good balance by doing so then it will be necessary to add weight to the nose or tail to achieve the proper balance point CONTROL THROWS Ailerons High Rate Up 25 mm Down 25 mm Low Rate Up 15 mm D...

Page 39: ...right aileron should move up and the other aileron should move down If it does not flip the servo reversing switch on your transmitter to change the direction 1 Completely charge your trans mitter and receiver batteries before your first day of flying 2 Check every bolt and every glue joint in the RANS S 20 RAVEN 20cc to ensure that everything is tight and well bonded 3 Double check the balance of...

Page 40: ...t us Factory 12 101A Hamlet 4 Le Van Khuong Street Dong Thanh Ward Hoc Mon District Ho Chi Minh City Viet Nam Office 62 8 Ngo Tat To Street Ward 19 Binh Thanh District Ho Chi Minh City Viet Nam Phone 848 86622289 or 848 36018777 Website www SeagullModels com Email Sales seagullmodels com Facebook www facebook com SeaGullModels ...

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