Instruction Manual
Contents
1. and 72 LHS marked B with the hardware supplied with the motors Then mount the motor holders onto the nacelle s firewalls with screws 32 and washers 33 using loctite Blind nuts are premounted on the other side of the firewall P Prat Copyright 2015 Roban Limited All rights reserved 2 Install and Wire ESCs Solder any necessary connector to the speed control Connect the leads between the motor and speed control Secure the speed controller to the motor mount using double sided tape and tie wraps Route the power lead and servo lead through the hole in the center of the firewall 3 Install engine cowl After installing the engine cowl holders 68 onto the firewall holes need to be drilled into the cowl so that the cowl can be secured with screws 42 Install the supports 68 into the enginge cowl as shown Do not glue them in this connection is screw mount Copyright 2015 Roban Limited All rights reserved Mount the motor support 71 72 using screws 36 Using the cowl as a guide glue the four holders onto the nacelles as shown Repeat on both sides Glue the dummy engine 52 into the engine cowl as shown Finally mount the cowl using the screws 42 onto the nacelle Copyright 2015 Roban Limited All rights reserved STEP 7 ENGINE NACELLE INSTALLATION 1 Prepare wiring Prior to installation pull the power wires the throttle servo extension and2. 19 Hinges x5 20 Control horns x4 27 Control horn part x6 28 Control clevis x6 eo 31 Washer M3x8 x13 32 Washer M3x10 x8 O0O00000 Q0000O O 0000 O 35 Screw M3x18 x4 36 Screw M3x14 x8 37 Screw M3x12 x6 38 Screw M3x30 x1 41 Screw A2x5 x6 4 4 4 4 4 4 45 oo ait wheel 50 Left side guns 54 Top gunner canopy 62 Scale part 66 Servo mount x4 70 Front wheel rod guide Copyright 2015 Roban Limited All rights reserved 39 Screw A3x12 x4 40 Screw A2x12 x4 44 ARAU uude strut 52 Engine cover x2 55 Bomb door servo 06 Servo holder x2 eee 7 60 RHS Retract mount 63 Scale part 67 Servo mount x2 71 RHS Firewall 72 LHS Firewall 73 Scale cockpit 74 Scale part T 77 Scale part x6 78 Scale part x3 81 Scale part part 82 Scale 85 Decal set UU I I LLE Cyl ADDITIONAL COMPONENTS REQUIRED Electric Motor 2x 6S 500KV 4020 type Speed controller minimum 60A to be sate Batteries 2x 4 6S 4000mAh Radio power system 7 40g metal geared servos 2 flat type wing mount metal geared servos 6 channel radio control system on 2 4 GHz Copyright 2015 Roban Limited All rights reserved 75 Scale part x2 Pt 79 Scale part 76 Scale part 80 Scale part 83 side windows x2 oo 84 Prolonging wire
3. Install the servo and the cover Install the servo mount plate into the wing using screws 42 Then install the servo cover on the wing STEP 3 AILERON AND OUTER FLAP LINKAGE INSTALLATION 1 Pushrods Mount 4 ball links 1 onto one end of 4 pushrods 6 Mount the uniballs 2 onto all four servo horns Thread the clevis 28 onto the other end of the pushrods Thread the bearing holder 26 onto the control horn 23 Attach the ball link to the servo horn Copyright 2015 Roban Limited All rights reserved 2 Align Pushrods and mount control horn onto aileron outer flap Make sure that the servo is in center position and that the aileron outer flap is in centered position too Align the pushrod perpendicular to the control surface then mark the four spots to drill the holes for the retaining screw with a pencil Drill a 3mm hole and mount the control rod with screw 24 and washer 21 onto the ailerons outer flaps using Loctite STEP 4 INNER FLAP SERVO AND LINKAGE INSTALLATION 1 Mount servo Glue the servo mount 65 as shown onto the center main wing using 30 min epoxy Mount the servo with the horn centered using the hardware provided with the servo Then mount an uniball 2 onto the servo horn Mount another uniball on the T Junction using Loctite Thread 2 ball links 1 onto the pushrod 7 and connect the servo horn with the T Junction Copyright 2015 Roban Limited All rights reserved STEP 5 ELECTRIC
4. Mount the servo Position the aileron servo on the base plate 15 with the servo arm centered Use a pencil to mark the cover where the flap servo is positioned Use 30 minute epoxy to glue the servo mounting blocks 66 to the servo cover Allow the epoxy to fully cure before proceeding 3 Mount the servo Position the servo between the servo mounting blocks Make sure the servo is not resting on the servo cover which will transfer vibrations to the servo Use a felt tioped pen to mark the locations for the servo mounting screws Use a drill and 1 16 inch 1 5mm drill bit to drill the four holes for the servo mounting screws Apply a few drops of thin CA into each of the holes to harden the surrounding wood to provide a stronger surface for the screws to bite into Mount the servo to the blocks using the hardware provided with the servo Copyright 2015 Roban Limited All rights reserved 4 Routing the wires Secure an 18 inch 457mm servo extension to the servo lead for the aileron Make sure to secure the servo lead to the extension using string or a commercially available connector to prevent them from becoming disconnected inside the wing Tie a string that has needs to be installed inside the wing to the servo extension Use the string to pull the servo leads through the wing and to the opening of the wing panel near the flap servo You will pull the flap servo leads and the retract servo leads with this same pull string 5
5. RETRACT INSTALLATION 1 Install Nacelle Framework and gear doors Align both motor and landing gear mounts inside the nacelle and glue them in with 30 min epoxy glue The install the landing gear doors as shown Install both motor mounts and landing gear mounts 58 59 60 and 61 with epoxy glue Note The wooden parts are numbered Before installing the hinges 18 please drill open the holes as shown for spring operation Widen to app 2 1mm LHS and RHS Glue hinges 18 and 19 with epoxy into place as shown Make sure the doors open and close properly Copyright 2015 Roban Limited All rights reserved 2 Install retract and landing gear LHS and RHS Install aft Align the retract and secure it landing gears 43 and 45 wihcerans 0371 ana into the electric retracts then insert them into the wooden washers 31 as shown Install the pushrod keepses 29 on the hinges then install the pre bend piano wire 46 as shown and tighten the screws Note Do not overtighten the keeper s holding screw the keeper needs to be able Copyright 2015 Roban Limited All rights reserved Properly installed retract and retract doors Copyright 2015 Roban Limited All rights reserved 3 Install front retract steering servo and gear door Follow the steps as shown below A Ac Trim to allow easy fit of servo Install the uniball 04 on the servos horn and secu
6. TOOLS LUBRICANTS ADHESIVES Generic pliers Hexagonal driver size 1 5 2 2 5 3 4mm 4mm 1 Wrench 5 5mm Socket wrench for M3 nuts 8mm Hex fork wrench for M5 nuts Medium threadlocker eg Loctite 243 Strong retaining compound eg Loctite 648 Spray lubricant eg Try Flow Oil Synthetic grease eg Tri Flow Synthetic Grease Cyanoacrylate adhesive Epoxy glue 30 min Soldering equipment for motor wiring STEP 1 HINGING FLAPS AND AILERONS 1 Apply instant CA glue to aileron outer flap and pin hinge Use a rotary tool and 1 16 inch 1 5mm drill bit to drill a 1 2 inch 12mm deep hole in the center of each hinge slot This provides a tunnel allowing the glue used to secure the hinges to fully penetrate the hinge Slide the hinges back into the ailerons and outer flaps and apply CA glue i Make sure hinges are mounted in the same line Install the aileron and outer flaps into the main wing Slide the aileron and outer flap into position on the wing Make sure the inboard edge of the flap near the center of the wing and the outer tip of the aileron near the wing tip do not bind against the wing Also make sure the flap and aileron do not bind against each other A Make sure they are in the right position while installing Copyright 2015 Roban Limited All rights reserved 3 Glue aileron and outer flaps into the main wing Push the aileron outer flap tight against the wing Flex th
7. rules established for the flying site use will not willfully tly my model aircraft in a reckless and or dangerous manner 4 will not tly my model aircraft in sanctioned events air shows or model demonstrations until it has been proven airworthy 5 will not fly my model aircraft higher than approximately 400 feet above ground level when within three 3 miles of an airport without notifying the airport operator will yield the right of way and avoid flying in the proximity of full scale aircraft utilizing a sootter when appropriate 6 will not fly my model aircraft unless it is identified with my name and address or AMA number inside or affixed to the outside of the model aircraft This does not apply to model aircraft flown indoors 7 will not operate model aircraft with metal blade propellers or with gaseous boosts other than air nor will operate model aircraft with fuels containing tetranitromethane or hydrazine 8 will not operate model aircraft carrying pyrotechnic devices which explode burn or propel a projectile of any kind Exceptions include Free Flight fuses or devices that burn producing smoke and are securely attached to Copyright 2015 Roban Limited All rights reserved the model aircraft during flight Rocket motors up to a G series size may be used provided they remain firmly attached to the model aircraft during flight Model rockets may be flown in accordance with the National Model Rocketry Safe
8. the radio By moving the position of the clevis at the control horn toward the outermost hole you will decrease the amount of control throw of the control surface Moving it toward the control surface will increase the amount of throw Moving the pushrod wire at the servo arm will have the opposite effect Moving it closer to center will decrease throw and away from center will increase throw Work with a combination of the two to achieve the closest or exact control throws listed RUDDER ELEVATOR Top view Control throws Elevator Low Rate 7 degrees 3 8 inch or 8 5mm up down Elevator High Rate 13 degrees 5 8 inch or 16mm up down Note Elevator throw is measured at inboard end of elevator Rudder Low Rate Copyright 2015 Roban Limited All rights reserved 10 degrees 1 2 inch or 13mm right left Rudder High Rate 16 degrees 13 16 inch or 21mm right left Note Rudder throw is measured at the widest part of the rudder Aileron Low Rate 10 degrees 3 8 inch or 9 5mm up down Aileron High Rate 15 degrees 9 16 inch or 14mm up down Note Aileron throw is measured at inboard end of aileron Half Flap Position 20 degrees 1 inch or 26mm down Full Flap Position 40 degrees 1 15 16 inch or 49mm down Note Flap throw is measured at end of flap against the fuselage STEP 15 RANGE TEST YOUR RADIO 1 Perform range check Range check your radio system before each flying session This is accomplished by tu
9. 41 as shown Then install parts 02 03 04 and 05 as shown onto the disc using Loctite Glue the bomb bay horns 20 onto the bomb bay doors as shown Note The Then install uniballs 02 using horns must be installed out of plane as nuts 04 onto the bomb bay doors shown Copyright 2015 Roban Limited All rights reserved Thread four ball links 01 onto two pushrods 10 and install them as shown Note This way both bomb doors can cycle using a single servo Copyright 2015 Roban Limited All rights reserved STEP 13 CENTER OF GRAVITY 1 Recommended CG An important part of preparing the aircraft for flight is properly balancing the model This is especially important when various engines are mounted Caution Do not inadvertently skip this step The recommended Center of Gravity CG location for the B 25 Mitchell is 3 3 4 in 95 25mm behind the leading edge of the wing against the fuselage Mark the location of the CG on the bottom of the wing as shown Turn the airframe upright to balance If necessary move the battery pack or add weight to either the nose or the tail until the correct balance is achieved Stick on weights are available at your local hobby store and work well for this purpose STEP 14 CONTROL THROWS 1 Note on control throws The amount of control throw should be adjusted as closely as possible using mechanical means rather than making large changes electronically at
10. ROBAN B 25J Mitchell RC Airplane KIT Exclusively for www scaleflying com Manual FIXED WING RC AIRCRAFT Super Scale RC Airplane Manual B 25J Release 1 0 Jan 2015 Roban Limited Zhengyacun Industrial Zone Venture Cross Rd Jiaolian Wanjiang City District of Dongguan 523046 Dongguan County GD PRC Copyright 2015 Roban Limited All rights reserved SPECIFICATIONS Body length 1566mm Wingspan 2060mm Height 422mm Dry weight 4 5kg Flying weight 6 1 7kg Motor 2x 500KV 4020 brushless outrunner 4 6S capable Speed controller 2x 60A brushless 4 6S capable Servo 7x metal gear 40g 2x metal gear wing mount type Battery 2x 18 5V 4000mAh 35C Flight time 8 minutes Takeoff weight 8500g Radio Control min 6 channel with flap program Optionally available equipment Our goal was to create a high scale detail high performance airplane with a minimum of assembly work and simple maintenance Please read this user manual carefully it contains instructions for the correct assembly of the model Please refer to the web site www robanmodel com for updates and other important information Thank you for your purchase and have a great time with your Airplane Roban Limited Copyright 2015 Roban Limited All rights reserved IMPORTANT NOTES This radio controlled airplane is not a toy This radio controlled airplane can be very dangerous This radio controlled airplane is a
11. e aileron and apply enough thin CA to fully penetrate the hinge Apply CA to both the top and bottom of the hinge Important Do not use accelerator when hinging The CA must be allowed to soak into the hinge for the best possible bond between the hinge and surrounding wood 4 Check and break in aileron and outer flaps After the CA has Tully cured gently pull on the wing and aileron to make sure the hinges are secure If not re glue the hinges To break in the hinges you will need to flex the aileron up and down a number of times Copyright 2015 Roban Limited All rights reserved 5 Hinging the inner flaps Use medium grit sandpaper to sand the tipped flap torque rod ends 11 Use rubbing alcohol and a paper towel to remove any debris from the torque rods This will aid in strengthening the bond between the flap torque rod and flap Enter both torque rods into the wing and join them with the T Junction 13 Make sure to use Loctite to secure the set screws and make sure that both torque rods are aligned in the same plane Also make sure that the T Junction is app 90 degrees positioned relative to the torque rod plane to allow maximum flap travel before tightening the screws Hinging the flaps follows the same procedure as the ailerons except you will need to apply 30 minute epoxy to the torque rods that enter the flaps 1 Remove the servo cover from the wing Copyright 2015 Roban Limited All rights reserved 2
12. evator servo Glue the servo mount 65 as shown onto the center main wing using 30 min epoxy Mount the servo with the horn centered using the hardware provided with the servo Then mount an uniball 2 onto the servo horn Mount another uniball on the T Junction using Loctite Thread 2 ball links 1 onto the pushrod 7 and connect the servo horn with the T Junction Copyright 2015 Roban Limited All rights reserved 2 Pushrods Mount 2 ball links 1 onto one end of 2 pushrods 6 Mount the uniballs 2 onto the two servo horns Thread the clevis 28 onto the other end of the pushrods Thread the bearing holder 26 onto the control horn 23 Attach the ball link to the servo horn 3 Align Pushrods and mount control horn onto aileron outer flap Make sure that the servo is in center position and that the rudder is in centered position too Position the control horn on the fin so it won t interfere with the elevator and so it is in alignment with the rudder servo arm Mark the location for the mounting screw on the rudder with a pencil Drill a 3mm hole and mount the control rod with screw 24 and washer 21 onto the rudders using Loctite Copyright 2015 Roban Limited All rights reserved STEP 11 TAIL SECTION INSTALLATION 1 Servo wires Connect the Y harness and 24 inch 610mm servo extension to the rudder servos and pass them into the radio compartment Make sure to secure all connections so they will not beco
13. he runway Once you have finished this be sure and take a minute to change the batteries and take one last look at the airframe to be sure all screws and control linkages are Copyright 2015 Roban Limited All rights reserved secure The flaps are not needed if you are taking off from a hard packed runaway such as asphalt and even fields with short grass do not require the use of flaps If you are taking off from a grass field that is rough or has not been mowed recently then we recommend that you use the halt flap position and allow a little extra takeoff roll before gradually feeding in up elevator Once you have the B 25 airborne maintain a shallow rate of climb and allow the model to gain speed prior to making the first turn The flaps should be retracted at this point and you should be entering into the normal traffic pattern If you are using retracts then we suggest that you retract the landing gear prior to retracting the flaps Familiarize yourself with the flight characteristics of the B 25 and practice flying the model at a sate height using both the mid and full flap positions Be sure and reduce the throttles and allow the B 25 to slow a bit prior to lowering the flaps to the first or mid position Then lower the flaps to the full position and adjust power to maintain straight and level flight You will find that the B 25 does not balloon or pitch up if you allow the model to slow prior to dropping the flaps We have found that if you follo
14. he top dome 54 on but don t glue it in place yet Check and eventually adjust the barrel throughholes Copyright 2015 Roban Limited All rights reserved re station 4 Tail gunner Follow the steps as shown below Glue the tail gun cover 82 onto the fuselage s tail as shown Copyright 2015 Roban Limited All rights reserved Glue the gun barrels 77 into the tail gun cover as shown Se Glue the tail gun sight 80 onto the fuselage s tail as shown Copyright 2015 Roban Limited All rights reserved fueselage s tail 5 Side windows Follow the steps as shown below Glue the gun supports 67 from inside into the side windows 83 as shown Copyright 2015 Roban Limited All rights reserved Glue both Browning guns 78 from inside into the side windows as shown 6 Bomb bay Follow the steps as shown below If you want an to make the bomb bay door operable cut the bomb bay door with a cutter into two parts right down the middle Copyright 2015 Roban Limited All rights reserved t vestets Glue the bomb bay door servo support 55 into the bottom fuselage as shown Install four hinges 17 as shown onto the bomb bay doors and the bottom hatch Align the parts properply before applying glue Copyright 2015 Roban Limited All rights reserved Attach you bomb bay door servo s hex horn to the servo disc 14 using screws
15. ipped with a lighting system which clearly defines the aircraft s attitude and direction at all times The operator of a radio controlled model aircraft shall control it during the entire flight maintaining visual contact without enhancement other than by corrective lenses that are prescribed for the pilot No model aircraft shall be equipped with devices which allow it to be flown to a selected location which is beyond the visual range of the pilot Copyright 2015 Roban Limited All rights reserved NOTES Copyright 2015 Roban Limited All rights reserved www robanmodel com
16. me unplugged inside the fuselage 2 Secure stabilizer secure the stabilizer using a hex driver two socket head screws 34 and washers 31 using loctite r Copyright 2015 Roban Limited All rights reserved STEP 12 SCALE ACCESSORIES 1 Bombardiers cockpit Follow the steps as shown below Install the bombadier floor plates 62 and 64 as shown Copyright 2015 Roban Limited All rights reserved Install the seat 76 as shown Copyright 2015 Roban Limited All rights reserved Install the bombsight 81 as shown 2 Cockpit Follow the steps as shown below N Cutout two edges on the cockpit canopy as shown to facilitate the installation of the pilots cockpit Copyright 2015 Roban Limited All rights reserved Drill one 6 5mm hole in the front nose as shown in order to install the Browning Glue the scale parts into the cockpit as shown Copyright 2015 Roban Limited All rights reserved Insert the cockpit into the fuselage as shown Align and glue it in using epoxy glue from below in the circled View of properly installed cockpit Copyright 2015 Roban Limited All rights reserved Glue the nose gun in an appropriate angle into the Canopy Copyright 2015 Roban Limited All rights reserved 3 Top gunner Follow the steps as shown below 7 Bedik Install the top gun base 79 on the fuselage as shown Put t
17. mounting blocks 56 instead Use a 180 degree servo arm and remove the excess arm using side cutters Simply follow those steps to mount the rudder servo to the rudder servo cover Copyright 2015 Roban Limited All rights reserved 2 Mount rudder fins Use 30 minute epoxy to attach the fin to the stabilizer Note Make sure the vertical fins remain in alignment while the epoxy cures 25 Make sure to glue securely elu If not properly glued a failure in flight may occur Securely glue together If coming off during flights youi lose control of your airplane which leads o accidents p gt Temporarily fasten down the main wing and check its correct position i Beas TT AN 7 Net O g OY q NST B CY 3 Prepare Rudder Remove the elevators and rudders from the stabilizer and fins and set aside the CA hinges Use a rotary tool and 1 16 inch 1 5mm drill bit to drill a 1 2 inch 12mm deep hole in the center of each hinge slot for the rudders and fins This provides a tunnel allowing the glue used to secure the hinges to Tully penetrate the hinge Note Drill the holes in the hinge slots for the elevators and stabilizer at this time as well Copyright 2015 Roban Limited All rights reserved 4 Mount rudder Slide the rudder into position on the fin Make sure the rudder can move without binding against the fin at the top and bottom Flex the rudder and apply enough thin CA to fully
18. ne must be maintained for spectators Intentional flying behind the line is prohibited will operate my model aircraft using only radio control frequencies currently allowed by the Federal Communications Commission FCC Only individuals properly licensed by the FCC are authorized to operate equioment on Amateur Band frequencies will not knowingly operate my model aircraft within three 8 miles of any preexisting flying site without a trequency management agreement A frequency management agreement may be an allocation of frequencies for each site a day use agreement between sites or testing which determines that no interference exists A frequency management agreement may exist between two or more AMA chartered clubs AMA clubs and individual AMA members or individual AMA members Frequency management agreements Including an interference test report if the agreement indicates no interference exists will be signed by all parties and copies provided to AMA Headquarters With the exception of events flown under official AMA rules no powered model may be flown outdoors closer than 25 feet to any individual except for the pilot and located at the flight line Under no circumstances may a pilot or other person touch a model aircraft in flight while it is still under power except to divert it from striking an individual Radio controlled night flying Is limited to low performance model aircraft less than 100 mph The model aircraft must be equ
19. penetrate the hinge Apply CA to both sides of the hinge Important Do not use accelerator when hinging The CA must be allowed to soak into the hinge for the best possible bond between the hinge and surrounding wood Warning P Securely glue together If coming off during flights you Il lose control of your airplane which leads to accidents 5 Check and break in hinges After the CA has Tully cured gently pull on the rudder and fin to make sure the hinges are secure If not re glue the hinges To break in the hinges you will need to flex the rudder back and forth a number of times Copyright 2015 Roban Limited All rights reserved 6 Mount elevator Use medium grit sandpaper to sand the tipped flap torque rod ends 12 Use rubbing alcohol and a paper towel to remove any debris from the torque rods This will aid in strengthening the bond between the flap torque rod and flap Enter both torque rods into the wing and join them with the T Junction 13 Make sure to use Loctite to secure the set screws and make sure that both torque rods are aligned in the same plane Also make sure that the T Junction is app 90 degrees positioned relative to the torque rod plane to allow maximum flap travel before tightening the screws Hinging the flaps follows the same procedure as the ailerons except you will need to apply 30 minute epoxy to the torque rods that enter the flaps STEP 10 RUDDER AND ELEVATOR SERVO INSTALLATION 1 Mount el
20. re with nut 02 Then install ball links 01 on pushrod 09 and assemble as shown Make sure the servo horn is installed in center position before continuing Copyright 2015 Roban Limited All rights reserved Install the servo hatch 57 as shown and secure with screw 38 and nut 31 Install front landing gear 44 into the retract and tighten the screw Then insert the retract as shown into the woodwork and secrue with screw 37 and washer Copyright 2015 Roban Limited All rights reserved BANE VI ee gn OOP on ma CE aad ib Pak eer es d Aj aay Wein 7 gt i f 4 es lt w hI wR pi oF eden es all a Te tt ee ae a thy Me Rnd a ia ry K ny y naM W 47 i mEnE A r i 3 g Insert the piano wire 47 into the servo keeper 29 and tighten it up Then install the keeper onto the guide board 70 Note Do not overtighten the keeper s holding screw the keeper needs to be able to swivel Secure nut with locktite Copyright 2015 Roban Limited All rights reserved Do not cut off the excess piano wire yet Once the retract is installed adjust and trim the wire Note Do not tighten the nut off the pushrod keeper but use Loctite to secure it ret i l J ii j YE if Install the pushrod on the retract as shown Copyright 2015 Roban Limited All rights reserved Mount Motors to nacelle Mount the motors to the supplied motor holders 71 RHS marked A
21. re of the danger they pose and the damage they may cause Never fly in the vicinity of other people NOTES FOR ASSEMBLY Please refer to this manual for assembly instructions for this model Follow the order of assembly indicated The instructions are divided into chapters which are structured in a way that each step is based on the work done in the previous step Changing the order of assembly may result in additional or unnecessary steps Use thread lockers and retaining compounds as indicated In general each bolt or screw that engages with a metal part requires thread lock Factory pre assembled components have been assembled with all the required thread lock and lubricants and have passed quality control It is not necessary to disassemble and re assemble them We do not recommend the use of thin cyanoacrylate glue for surface mount of painted parts The fumes of the curing glue leave white stains on the clear coat which are hard to remove Copyright 2015 Roban Limited All rights reserved CONTENTS 1 Ball links x16 VII VT VY TUTTI TY 5 Nut M2 5 x1 13 T Junction x2 29 Pushrod keepers x6 33 Screw M4x45 x2 2 5mm Uniball x16 TELL TELLIK 6 Pushrod 2 3x62 x4 14 Servo Disc x1 18 Hinges x5 30 Screw M3x22 x2 34 Screw M3x22 x2 Copyright 2015 Roban Limited All rights reserved 3 cate Uniball x1 i Sen a bd a x4 16 Servo holder plate x2
22. rning on your transmitter with the antenna collapsed Turn on the radio in your airplane With your airplane on the ground you should be able to walk 30 paces away from your airplane and still have complete control of all functions If not don t attempt to fly Have your radio equipment checked out by the manufacturer STEP 16 PRE FLIGHT 1 Preparations Charge both the transmitter and receiver pack for your airplane Use the recommended charger supplied with your particular radio system following the instructions provided with the radio In most cases the radio should be charged the night before going out flying Check the radio installation and make sure all the control surfaces are moving correctly i e the correct direction and with the recommended throws Test run the engine and make sure it transitions smoothly from idle to full throttle and back Also ensure the engine is tuned according to the manufacturer s instructions and it will run consistently and constantly at full throttle when adjusted Check all the control horns servo horns and clevises to make sure they are secure and in good condition Replace any items that would be considered questionable Failure of any of these components in flight would mean the loss of your aircraft STEP 17 TAKEOFF 1 Notes on takeoff Prior to your first flight we recommend that you do some low speed taxi tests Use these tests to center the nose wheel steering to allow for a takeoff straight down t
23. technically complex device which has to be built and handled very carefully This radio controlled airplane must be built following these instructions This manual provides the necessary information to correctly assemble the model It is necessary to carefully follow all the instructions Inexperienced pilots must be monitored by expert pilots All operators must wear safety glasses and take appropriate safety precautions A radio controlled airolane must only be used in open spaces without obstacles and far enough from people to minimize the possibility of accidents or of injury to property or persons A radio controlled airolane can behave in an unexpected manner causing loss of control of the model and make it a very dangerous flying object Lack of care with assembly or maintenance can result in an unreliable and dangerous model Neither Roban Limited nor its agents have any control over the assembly maintenance and use of this product Therefore no responsibility can be traced back to the manufacturer You hereby agree to release Roban Limited from any responsibility or liability arising trom the use of this product SAFETY GUIDELINES Fly only in areas dedicated to the use of model airplanes Follow all control procedures for the radio frequency system It is necessary that you know your radio system well Check all functions of the transmitter before every flight The blades of the model rotate at a very high speed be awa
24. the retract servo extension through the wing using a string and out of the center hole The engine nacelle will need to be close to the wing for the extension from the throttle servo speed control to reach the opening in the wing Once the extensions have been pulled through the wing use tape to keep them from falling back into the wing 2 Attach engine nacelle Attach the engine nacelle to the wing using two screws 35 and washers 31 using loctite The front section of the nacelle has preinstalled dowels these must engage before the screws are used to tighten the nacelle to the WING Copyright 2015 Roban Limited All rights reserved 1 Mount wing tubes Slide the wing tube into one of the wing panels Slide the remaining panel onto the wing tube 48 The panels should fit tight against each other 2 Secure the wing tubes Drill four 17mm holes into the downward wing surface exactly where the wing tube end s are located Then mount four self tapping screws 40 into the wing and the tube to secure them 3 Install main wing onto fuselage Slide the two front dowel pins into the holes on the fuselage then use a hex driver to fasten two socket head screws 33 and washers 30 using Loctite securing the main wing to the fuselage 1 Mount servos Mounting the rudder servo follows the same procedure as mounting the aileron servo Section 2 Aileron Servo Installation Steps 1 through 5 using servo holder plate 16 and
25. ty Code however they may not be launched from model aircraft Officially designated AMA Air Show Teams AST are authorized to use devices and practices as defined within the Air Show Advisory Committee Document will not operate my model aircraft while under the influence of alcohol or within eight 8 hours of having consumed alcohol will not operate my model aircraft while using any drug which could adversely affect my ability to safely control my model aircraft Children under six 6 years old are only allowed on a flightline or in a flight area as a pilot or while under flight instruction When and where required by rule helmets must be properly worn and fastened They must be OSHA DOT ANSI SNELL or NOCSAE approved or comply with comparable standards Radio Control 1 2 All model flying shall be conducted in a manner to avoid over flight of unprotected people will have completed a successful radio equipment ground range check before the first flight of a new or repaired model aircraft will not fly my model aircraft in the presence of spectators until become a proficient flier unless am assisted by an experienced pilot At all flying sites a line must be established in front of which all flying takes place Only personnel associated with flying the model aircraft are allowed at or in front of the line In the case of airshows demonstrations Straight line must be established An area away from the li
26. w this procedure then you will not need to mix In any down elevator compensation STEP 18 LANDING 1 Notes on landing To begin the landing approach you will need to first lower the throttles and reduce your flight speed We recommend this take place on the downwind leg and that you have the flaps in the full down position prior to beginning your turn to the base leg Allow the B 25 to begin a slow downward decent and gradually allow the airspeed to bleed off The idea is to loose altitude and maintain airspeed by keeping the nose down in the turn As you begin your upwind approach use the throttles to maintain your sink rate and as you pass over the end of the runway reduce the throttles to idle and begin to add up elevator and begin your flare to landing Should you overshoot the landing the gradually add power and use the rudders to keep the B 25 on track Keep the flaps in the full down position and begin to set up for a second attempt 2007 OFFICIAL AMA NATIONAL MODEL AIRCRAFT SAFETY CODE GENERAL 1 A model aircraft shall be defined as a non human carrying device capable of sustained flight in the atmosphere It shall not exceed limitations established in this code and is intended to be used exclusively for recreational or competition activity 2 The maximum takeoff weight of a model aircraft including fuel is 55 pounds except for those flown under the AMA Experimental Aircraft Rules 3 will abide by this Safety Code and all
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