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300SP. The Extra is arguably one of the most renowned aerobatic aircraft ever produced. Walter Extra who originally designed the Extra, named his aircraft by the horsepower rating of the motor placed in them. The Extra 300SP is one of the newest releases in full scale and now R/C.
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Whether you want an aircraft precise enough to compete in IMAC or 3D until you’re airsick, the PAU Extra fits the bill. Its light weight gives you the stability in high-alpha to take it to the extremes of the flight envelope. If tumbling maneuvers are your thing, our Extra 300sp will deliver with picture perfect waterfalls and blistering tip spins that are not for the faint of heart.
1 Carbon fiber wing tube 4 pushrods/turnbuckles 1 set of wheel collars 1 pair of wheel axles 1 Set of control horn assemblies 8 ball links 1 Vinyl graphics package If any of these parts are missing immediately contact PAU.
Chapter 2 Preparation for Assembly Professionals utilizing premium Ultracote covering carefully covered your model. Due to climate changes during shipping, the models covering may have loosened and/or winkled. It’s a good habit to go over your model with a covering iron to ensure all joints, seams, and edges are properly sealed.
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What you will need in this chapter for the main gear: Main gear One pair of wheels One pair of wheel pants One pair of wheel pant cuffs One pair of axles Two wheel collars Nylon spacers Fuselage Tail wheel assembly Slide wheel cuffs onto the main gear.
Motor and ESC Installation Your firewall come pre drilled and ready to use with 4020 size motors. We recommend the PAU 4020 540KV motor (made by Scorpion) along with the Castle Talon 90 amp ESC. Install motor onto the firewall using supplied 3mm screws.
Chapter 5 Cowling installation Begin by cutting a piece of paper and tacking it over the two mounting tabs on the fuselage, using a marker or pencil make a dot on the middle of the mounting tab. Slip cowl on under the pieces of paper, using the spinner backplate align cowl to match spinner and have proper clearance.
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through the horizontal stabilizer slot in the fuselage. Once elevator is in you can now install the horizontal stabilizer using thin CA. Make sure horizontal stabilizer is properly aligned before using any glue. Next insert elevator onto the provided CA hinges.
Make sure to align the tail wheel assembly with the sharpest point of the bevel to ensure it doesn’t put extra stress on the rudder. Install rudder the same way as the elevator, Using CA hinges and thin CA to soak the hinge. Make sure to place the hook for the tail wheel assembly before gluing the rudder.
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Chapter 8 Radio and Control Surface Setup Now we are ready to setup your aircraft for flying. We recommend that you setup your aircraft on low rates for initial flights until you become familiar with the aircraft and its capabilities. The recommended low rates for this aircraft are: 20 degrees for ailerons with 0 to 20% expo 12 degrees for elevators with 0 to 20% expo...
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Completed airframe Radio Throw templates or meter Set your throws accordingly. Double check to make sure all surfaces are moving in the correct directions. Chapter 9 Final Inspection and Pre-Flight Welcome to the final chapter prior to your maiden flight! We hope you have enjoyed building your Extra.
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Check all servos for mounting screws. Check servo arm mounting screws. Make sure battery is fully charged Turn on radio to inspect all controls for binding, proper direction and throw while on high rates. Re-check CG. It should not be behind the wing tube for initial flights. Perform a proper range check with the engine running, using your radio manufacturer’s instructions.
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We hope this aircraft offers you many years of enjoyment. Thank you again for choosing PAU and look for exciting future products. Additional products from PAU here: https://www.flypau.com/...
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