Composite-ARF SuperXtra 330L Instruction Manual Download

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Composite-ARF SuperXtra 330L

(3.1m span)

Instruction Manual

Composite-ARF SuperXtra 330L, 3.1

TAVS Technology

version 2.0

Summary of Contents for SuperXtra 330L

Page 1: ...techsupport composite arf com Composite ARF SuperXtra 330L 3 1m span Instruction Manual Composite ARF SuperXtra 330L 3 1m TAVS Technology version 2 0 ...

Page 2: ...le and maintain it 3 How to set up and trim your finished IMAC type aircraft perfectly to give you the most enjoy ment from it Below are a few of the TOC pilots who helped to design and modify our 3m Extra 330S to the championship winning standard it is now at And your 2 6m span Extra 330L is based on the design of that plane and the experience of these experts Composite ARF SuperXtra 330L 3 1m sp...

Page 3: ...he instructions contained in this instruction manual regarding the construction operation and maintenance of the aircraft nor whether you install and use the radio control system correctly For this reason we at Composite ARF are unable to guarantee or provide a contractual agreement with any individual or company that the model you have made will function correctly and safely You as operator of th...

Page 4: ... range check your complete R C installation first WITHOUT the engine running Leave the transmitter antenna retracted and check the distance you can walk before fail safe occurs Then start up the engine run it at about half throttle and repeat this range check with the engine running Make sure that there is no range reduction before fail safe occurs Only then make the 1st flight If you feel that th...

Page 5: ...ut There is no gap at all on the top wing sur face and there is a very narrow slot in the bottom surface where the aileron slides under the main wing skin during down throw This hinge setup is the cleanest you can ever obtain but you have to take some care during assembly for proper installation and servo set up First the hinge line is on the top surface of the wing not in the centre This is NOT a...

Page 6: ...improved torsional stability All the load bearing internal parts are glued in during manufacture to ensure accurate location and reduce the assembly time for you The pockets in the wings to receive the other ends of the fully floating blade spars the stab spar tubes and the holes and reinforcement plates for the anti rotation dowels are already installed Although it is possible to adjust the incid...

Page 7: ...still mandatory that each stab is fitted with two powerful digital servos JR8411 or 8511 8611 installed in each half Please remember during assembly of the plane that every gram of weight should be saved in the tail area without omitting our recomendations about mass balanc ing of the elevators Take Care Composite sandwich parts are extremely strong but frag ile at the same time Always keep in min...

Page 8: ...ft is painted in the moulds you can save a lot of weight At least 2 lbs and that is definitely worth saving A negative paint job is very compli cated to make The painter never sees the result of his job He cannot see the design growing and devel oping he is painting blind He even cannot see little mistakes and flaws and even if he COULD he could not correct them The maxi mum time to apply a design...

Page 9: ...ne up perfectly Sometimes it is necessary to do that and it is definitely not a quality problem or a flaw It comes back to what is possible and what is impossible If you want to have a really perfect paint job then you might decide to have a sin gle colour version and have it painted by yourself or your friend But don t forget Consider the additional cost consid er the additional weight consider t...

Page 10: ...ning joints before gluing Adhesives Not all types of glues are suited to working with composite parts Here is a selection of what we normally use and what we can truly recommend Please don t use inferior quality glues you will end up with an inferior quality plane that is not so strong or safe 1 CA Glue Thin and Thick types We recommend ZAP as this is a very high quality 2 ZAP O or PlastiZAP odour...

Page 11: ...kes etc 9 Receiver battery 2 x 2400 2800 mAH 5 cell packs recommended 10 Ignition switch and battery for motor 4 cell 1400 1800 mAH recommended 11 Powerbox 40 24 and dual powerswitches for Rx batteries 12 Fuel tank 1500 ml with gasoline stopper We used a Dubro S 50 in this model 13 Cable ties in various lengths 14 Propeller Carbon 32 x 10 or 32 x 12 Meijzlik or Menz About the 3 1m SuperXtra Buildi...

Page 12: ...re gluing to make a perfect joint Before starting construction it is a good idea to check inside the fuselage for any loose glass fibres that could cut your hands and a quick scuff over any of these with a coarse Scotchbrite pad will remove them Note It is very important to prepare the inside of the fuselage properly by roughing up and cleaning the surface before gluing any parts to it Landing Gea...

Page 13: ...angle and flush against the milled plywood part that is glued to the carbon leg glue a small square approx 15mm x 15mm of scrap 3mm plywood inside the wheel pant 25mm above the axle hole and glue an M3 blind nut to it Then secure the mainleg to the wheel pant by using an M3 bolt through the leg Do not use a bolt larger than M3 as the larger diame ter hole in the leg can weaken it The wheel axles a...

Page 14: ...rews and 2 plastic U brackets under the fuselage screwed into the plywood reinforcement installed in the fuselage at the factory You do not need to make the tailwheel steerable a simple castoring action is fine However for asphalt runways you may prefer to connect it to the rudder horn with 2 springs as shown It s easy to make these by winding some 0 8mm or 1 0mm Ø piano wire around a 5mm drill bi...

Page 15: ...ry you can sand the inside back edges of both halves of the cowling to have a perfect flush fit with the fuselage Now check the fit of the overlaps of the 2 halves of the cowling and sand the inside edges a little if needed for a flush fit When happy tape together firmly and drill through the joining flanges into the 8 plywood pieces and secure with 2 2mm ø x 10mm sheetmetal screws provided The ho...

Page 16: ...ainst the ply wood squares in the fuselage Even better is to glue metal washers into the holes for the bolts to sit flat against Note This counterboring technique also needs to be used in the bottom surface of both horizontal stabs for the M3 bolts that hold them onto the 20mm aluminium tube Fitting the clear canopy into the frame is a little bit tricky but this is a step by step guide of how to d...

Page 17: ...ixture for gluing all the edges to the frame on the inside surface Even if you use the CA glue method we recommend that you also glue the inside edges with the the epoxy mixture to be sure that the canopy cannot come off in flight If you wish you can tint the inside of the canopy using one of the aerosol spray paints used for painting the inside of polycarbonate car bodies eg the Tamiya or Lexanit...

Page 18: ...that the servo is fitted inverted with the servo shaft nearest to the leading edge of the stab You will need to drill a hole of about 6mm 1 4 in front to get the screwdriver though to tighten the front servo screws Use the 2 9mm Ø x 13mm screws provided in the kit not the standard screws provided with the servos You can cover these holes in the tip of the stabiliser moulding with pieces of self ad...

Page 19: ...paper or a Permagrit tool to ensure a good glue bond and glue them in with slow epoxy minimum 1hr cure mixed with milled fibreglass or a filled thixotropic epoxy eg Loctite Hysol 9462 or BVM Aeropoxy Check that horn is at 90 to the surface of the elevator and wipe excess glue off before it cures Important Note The C ARF phenolic servo arms supplied with the kit have to be attached to the servo out...

Page 20: ...first Fit both stabs to the fuselage check that they fit tightly to the fuselage at the roots and then drill the hole in the other stab and spar tube thread as before and secure with another bolt Counterbore the holes in the bottom surface of the stabs for the boltheads so that they fit flush see canopy frame section As mentioned earlier the stabiliser incidence is adjustable using a ball wrench t...

Page 21: ...2 2mm Ø sheet metal screws sup plied It is a very good idea at this point to number the phe nolic horns so that you know which one goes on which servo and which is the front of the horn Now you need to connect the horns together with the 45mm long M3 all thread ball links quick links M3 x 16mm bolts and locknuts provided The easiest way to do this is to firstly connect the back 2 servos together a...

Page 22: ...racteristics As you will have seen there are 2 positions for the front and rear anti rotation dowels and the spar slot is a little longer than normal to allow this re positioning of the wing A The 1st choice is to use the 2 wing positions to move the CG forward and back wards for your choice of flying Important Note that with the wings in the rear position this gives the forward C of G position fo...

Page 23: ...h we strongly recommend for this plane although JR Graupner 8411 s or similar servos will also fit and should be sufficient if you only plan to fly pattern manouevres rather than 3D style The phenolic servo plates are identical and there is no front or back First fit the JR8511 8611 servos into the plate as shown using the supplied M3 x 12 bolts small washers and M3 locknuts on the back face witho...

Page 24: ...nut must not be over tightened We advise one drop of Loctite on the bolt threads so that the locknuts definitely cannot come loose Important Note that both clevises on the rear phenolic servo arm are fitted to the outside horn to keep all the forces in line This is important to make sure there are no twisting moments which could cause aileron flutter Install the completed aileron plates in the win...

Page 25: ...he DA 150 engine first accurately mark a vertical centreline on the front of the plywood firewall as shown Then mark a hori zontal line across it 28mm 1 1 8 down from the top of the firewall The 1st hole top left hole in pilot s view is posi tioned on the horizontal line 52mm to the left of the vertical centreline Drill only this hole 7 5mm Ø and fit an M6 blind nut inside the firewall and fit the...

Page 26: ...mensions for other popu lar motors to these instructions or on the website Throttle servo Make up the throttle servo mount as shown from the milled plywood parts supplied and glue the mount onto the baseplate with 30 minute epoxy and milled fibre mix Remember that this is mounted to the back of the firewall and therefore will suffer from some vibration so please prepare the surfaces for gluing pro...

Page 27: ...s bulkhead The photos here should make the construction very clear You will find that the mufflers must be angled downwards at the back to make sure that they clear the wing spars when the wings are in the forward 3D position and you may need to bend the headers very slightly to achieve this which is easily done by hand You might need to enlarge the 2 semi circular cut outs in the bulkhead slightl...

Page 28: ...verheating when you make the engine running R C range checks before flying Make up a wire lever so that you can operate the Choke for starting thru the cut out in the front of the cowling Fuel proofing We highly recommend that you protect all the bare wood parts inside the front of the plane with one thin coat of 24 hr laminating epoxy or similar brushed on Be careful not to add excess weight here...

Page 29: ...rces on these heavy items during high G manoeuvres is extremely high When fitting the batteries make sure that you will still have easy access to the plastic nuts that go on the front wing mounting dowels during assembly of the plane Dual NiCad and Powerbox installation The PowerBox 40 24 power control unit is designed espe cially for large models and provides dual battery inputs with hi amp conne...

Page 30: ...ery ignition switch and high voltage ignition unit as far away as possible from the receiver and R C system Servo extension leads etc Please make sure that you use good quality twisted cable extension leads of heavy gauge wire with gold contact connectors to all the servos Certainly we recommend that all servo leads and extensions longer than about 30cms 12 are fitted with ceramic chokes ferrite r...

Page 31: ...he clunk with a small cable tie If the tube is even a little loose on the brass tubes though the stopper you can be sure it will come off at just the wrong moment and your engine will quit Therefore please solder small rings onto the brass tubing easily made from the soft wire of a paperclip wrapped around a small screwdriver and also secure with a fuel line clamp or cable tie see photo Don t miss...

Page 32: ...tic fixing plates please do not trust the double sided tape that they usually have on them which can fail under vibrations Peel it off rough up the back face with coarse sandpaper and glue them to the fuse lage sides with 30minute epoxy Did you fit small Tygon or silicone tube pieces over all the quick links Did you tighten the M3 locknuts against all the quicklinks and clevises Are the swages cri...

Page 33: ...nding on the prop used We recommend a 32 x10 or 32 x 12 carbon prop for any 150cc engine It is a very quiet and powerful solution They are normally CNC designed so the prop is balanced perfectly statically dynamically and aerodynamically which keeps the vibration down to a min imum Control Throws All measurements are measured at the root trailing edge position Elevator All controls should be set w...

Page 34: ...s always possible that these huge control surfaces can flutter at high speeds if the assembly servo instal lation and linkages are not made perfectly and if a servo gear or output disc arm strips the flut ter will not stop until the plane hits the ground So please do yourself a favour and make sure that you only use the best servos available and take the utmost care making your linkages Check ever...

Page 35: ...cks it s up to you now You can t blame it on the aircraft anymore Have Fun Notes We hope that you enjoyed building your Extra 330L This manual is the start of our attempt of a new standard of Composite ARF instructions and we would like to complete all our products with this style of manual in the future Please let us know whether you like this all new instruction manual and if you have any ideas ...

Page 36: ...All Thread M3X65 mm Stab Pack 2 Sets Art Nr Anzahl Description English 2 Servo horn 2 mm Long 4 Sheet metal screw 2 2 X 9 5 mm 2 Spring steel clevis M3 2 Stop nut M3 4 Nut M3 2 All Thread M3 X 75 mm 2 Allen Screw M3 X 16 mm 2 Ball link M3 Rudder Pack Art Nr Anzahl Description English 8 Allen Screw M3 X 16 mm 8 Stop nut M3 8 Nut M3 1 Set of Phenolic servo horns for rudder setup 8 Sheet metal screw ...

Page 37: ...vator 1 rudder 1 top cowling 1 bottom cowling 1 canopy frame 1 right wheel pant 1 left wheel pant 1 right landing gear carbon 1 left landing gear carbon 1 small parts bag milled accessory parts Available Accessories Art Nr Beschreibung Deutsch Description English Spornfahrwerk mit Rad 50 mm Tail gear setup with 50mm Ø wheel Desert Aircraft DA 150 motor mini pipes Desert Aircraft DA 150 motor mini ...

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