Related Manuals for Carf-Models Composite-ARF Extra 330L
Summary of Contents for Carf-Models Composite-ARF Extra 330L
- Page 1 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com Instruction Manual Composite-ARF Extra 330L, 2 x 2m TAVS Technology version 1.0...
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Page 2: Liability Exclusion And Damages
Instructions for Extra 330L IMAC-Airplane Thank you very much for purchasing our Composite-ARF Extra 330L all composite aircraft, made with the revolutionary Total Area Vacuum Sandwich (TAVS) technology Before you get started building and setting-up your aircraft, please make sure you have read this instruction manual several times, and understood it. - Page 3 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com He should be capable of detecting potential weak points and errors. Be certain to keep to the recommended CG position and control surface travels. If adjustments are required, carry them out before operating the model. Be aware of any instructions and warnings of other manufactur- ers, whose product(s) you use to fly this particular aircraft, especially engines &...
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Page 4: General Information About Fully-Composite Aircraft Structure And Design
Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com General information about fully-composite aircraft structure and design All the parts are produced in negative molds, manufactured using vacuum-bagged sandwich construction technology. All parts are painted in the moulds, either single colour or designer colour schemes. - Page 5 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com is not made for crashing, but the landing gear will take some hard landings without problems. Do not change or modify it, as the results would only be negative. We had plenty of time and experience to engineer the strength...
- Page 6 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com The ‘Paint Job’ Occasionally customers see certain problem areas with composite parts. But the question is: Are these real prob- lems, or are they just a misunderstood sign of high-tech construction, proving high-end composite technology? Seams: ALL composite parts have seams.
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Page 7: Tools And Adhesives
Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com Tools and Adhesives Tools etc: This is a very quick and easy plane to build, not requiring special techniques or equipment, but even the building of Composite-ARF aircraft requires some suitable tools. You will probably have all these tools in your workshop anyway, but if not, they are available in all good hobby shops, or hardware stores like "Home Depot"... - Page 8 Accessories This is a list of the things you may need to get your Composite-ARF Extra 330L 2 x 2m in the air. Some of them are mandatory, some of them can be chosen by you. What we list here are highly recommended parts, and have been thoroughly tested.
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Page 9: Building Instructions
Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com Building Instructions General Tips: We recommend that you follow the order of construction shown in this manual for the fuselage, as it makes access to everything easier and saves time in the end. - Page 10 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com Drill 4mm Ø thru’ the moulded mark in the bottom of the carbon legs, and the mark in the inside of the wheelpant for the M4 x 45mm axle bolt. Drill 6.5mmØ at the mark on the outside of the wheel- pants, opposite the axle hole, to insert the bolt.
- Page 11 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com Canopy A painted moulded fibreglass canopy is provided in the kit, and at this time a clear cock- pit is not available. Fitting is simple, and with care the canopy fit can be perfect.
- Page 12 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com place, and tape in position until the glue has cured. Remove, check the fit, and reinforce all the joints properly with some 30 minute epoxy and micro- balloon mixture. Finally you can glue the pheno- lic ‘U’...
- Page 13 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com Sand a matching chamfer on the 4 milled ply- wood squares (20 x 20mm), and glue them into the cowling sides below the slots, with the inner face as vertical as possible. Tack in place with a...
- Page 14 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com Horizontal Stabs The stabs are 95% finished at the factory and are elastic-hinged during manufacture, so you only need to install the servos, horns and link- ages. The fibreglass tube inside the fuselage that accepts the stab spar is also installed at the factory in a jig.
- Page 15 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com The slots are already milled in the elevators for the horns. It is important that the horns are both in identical positions in relation to the hinge axis - which is on the top surface of the stab - to be sure that you have equal elevator movements.
- Page 16 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com Note: Try to always leave the stab tube fixed in one stab, and never remove that one bolt, as it is difficult to find the right position for the stab tube again if it is removed from both stabs! Rudder The rudder is hinged to the fin with a 2mmØ...
- Page 17 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com the back of the fin and glue the fin post in with slow epoxy and micro-balloons mix. Tape rudder in position with a 1mm spacer on top (see photo), and clamp fin to fin post until cured.
- Page 18 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com Wings The wings are 95% finished at the factory, and have already been installed on your fuselage to check alignment. They fit on a 30mm Ø alumini- um alloy spar tube, with 6mm Ø glass rod anti- rotation pins at the front and back.
- Page 19 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com first, then make a template to ensure that the other horn is positioned the same. Servo choice: We highly recommend using a hi- torque digital servo (eg: JR/Graupner 8411) for each aileron as the surfaces are quite large.
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Page 20: Motor Installation
Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com Motor Installation The new Composite-ARF 2 x 2m design allows so many different choices of power unit that it’s impossible to pro- vide mounting bulkheads & hardware for all of them! Therefore, depending on your choice of gas/methanol, engine you need to modify the ‘generic’... - Page 21 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com The main firewall should be installed at approx. 3° sidethrust, but perpendicular to the cowling flanges (which are at 0° incidence). If using the standard DA stand-offs (65mm/2.5” long) you can set the approx. sidethrust for the DA-50 with...
- Page 22 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com clearance above to the wing spar tube, and 4mm below to the landing gear fixing bolts/blind nuts. An alternative is the MTW TD75 mini-pipe which is smaller diameter and gives more clear- ance, but is a bit longer. If you chose this then the cooling exit hole for the pipe will be further back in the fuselage.
- Page 23 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com the motor firewall where necessary for the fuel feed tube from the tank to the carburettor, and protect it where it passes through the hole using a rubber grommet or similar. Fix the tubing...
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Page 24: Glow Engine Installation
Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com Glow Engine Installation If fitting a 2-stroke or 4-stroke glow/methanol engine, for example OS140/160 or YS140/160) you can gen- erally use the same techniques as shown above for the DA-50 (gas engine) set-up. -
Page 25: Electric Power
Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com Electric Power If you are fitting a gas or glow motor, skip to page 31 Our ‘Electric Power’ Option pack includes all the main bulkheads and battery support parts required to install either the Plettenberg Xtra 25-13 motor, or the Hacker 50 geared unit, both powered by LiPo batteries. - Page 26 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com 2mm thick C-ARF carbon motor mount, with the standard fibreglass circular plate that is supplied with the motor sandwiched underneath it, using the four M3 bolts supplied with the motor. The whole assembly is then fitted to the front face of...
- Page 27 Composite-ARF Extra 330L (2.6m span) techsupport@composite-arf.com Important: Don’t forget to protect all bare car- Plettenberg Xtra 25-13 shown bon edges with a length of the supplied silicone tube, split with a knife and glued in place with CA as shown. This is very important as any wires or insulating material rubbing on the car- bon will be cut thru’...
- Page 28 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com careful to keep the weight down at the tail end. Generally you can use the same methods as described above in the ‘Hacker’ installation, to set the correct sidethrust and upthrust etc, and for gluing in the bulkheads and battery supports.
- Page 29 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com The batteries (Emcotec LongGo LiPo's 10S2P 4000 mAH) are mounted in a similar way as for the Hacker, with a small piece of foam- board glued onto the carbon tubes, and retained with Velcro straps pro- vided in the E-option pack.
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Page 30: Battery Handling
Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com glassfibre joining tape in the centre of the fuselage. Immediately after flight the Hacker motor and batteries are only warm to the touch, and the heat sink on top of the speed controller can also be touched without burning your fingers. - Page 31 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com R/C & Gear Installation Everyone has their own favourite methods for fitting the R/C and gear, but the installation tech- niques shown here can be used as a guide and they have worked perfectly in all of our planes flown by C-ARF factory staff, and many of our customers.
- Page 32 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com The location of your batteries will depend on your motor choice and where they need to be for correct C of Gravity. Shown here is a 1400 5-cell pack in the nose for the Hacker set-up.
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Page 33: Final Check
Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com Final check Check that you have fixed all components securely. Keep in mind that everything inside the air- craft is loaded with the same G’s as the wing and the wing spar during aerobatic maneouvres. - Page 34 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com Setting Up Your Aircraft Centre of Gravity: 90 - 95 mm C of G range: For the 1st flights set the Centre of Gravity at from Leading Edge at Wing Tip. 90 - 95mm (3.55 - 3.75”) from the leading edge at the wing tip.
- Page 35 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com Extra rudder is VERY sensitive, and the plane high rate: 175mm (max.) starts shaking at high speed if the rudder link- low rate: 120mm age is not really rock solid. So check your link-...
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Page 36: Packing List
Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com Appendix Packing List Extra 330L, 2 x 2m Kit Main Items Art.-Nr. Quantity Description English Fuselage Right wing Left wing Right stabiliser Left stabiliser Rudder Cowling Canopy Right wheel pant Left wheel pant... - Page 37 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com Stab Pack - Hardware Art.-Nr. Quantity Description English Carbon Stab tube 14Ø x 1 x 280mm (stab spar) Elevator horns - phenolic Servo arms - phenolic M3 All-thread x 60mm Clevise (spring steel) M3...
- Page 38 Composite-ARF Extra 330L (2 x 2m) techsupport@composite-arf.com Standard Wood parts included in the kit Standard Hardware included in the kit Mac Mike C (19 Nov 2004)