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Aeromaster's
BME Aircraft
30% Edge540 II and III ARF
Instruction Manual
Congratulations and thank you for purchasing BME Aircraft's 30% Edge540. Our earlier version of the 30%
Edge540 had earned a reputation for being a great precision aircraft as well as an outstanding 3D performer.
We took this fantastic aircraft and made it even better with the release of the 30% Edge540 II and III.
Designed with 85 sq inches more wing area while reducing the total weight has made this aircraft a true
performer. Whether you want an aircraft precise enough to compete in IMAC or to turn it loose for the wildest
3D maneuvers on the planet, our Edge540 is a perfect choice.
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Table of Contents
Related Manuals for AEROMASTER Edge540 II
Summary of Contents for AEROMASTER Edge540 II
- Page 1 Edge540 had earned a reputation for being a great precision aircraft as well as an outstanding 3D performer. We took this fantastic aircraft and made it even better with the release of the 30% Edge540 II and III. Designed with 85 sq inches more wing area while reducing the total weight has made this aircraft a true performer.
- Page 2 We believe you will find this to be one of the finest flying aircraft in the market. Most modelers will find assembly of this aircraft simple and straightforward. We recommend the builder follow the step-by-step instructions to achieve the best performance and to ensure nothing was over looked. This manual also includes tip sections throughout that may help you in key areas during assembly.
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Page 3: Chapter 1 Parts Inventory
Chapter 1 Parts inventory Place an “×” to ensure your kit is complete: 1 Fuselage 1 Firewall 1 Fuselage access hatch 2 Wing panels (1 right and 1 left) 2 Ailerons (1 right and 1 left) 2 Horizontal stabilizers (1 right and 1 left) 2 Elevators (1 right and 1 left) 1 Rudder 1 Fiberglass Cowl... -
Page 4: Chapter 2 Preparation For Assembly
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. Ultracote is a lower temperature film that seals and shrinks at lower temperatures. -
Page 5: Chapter 3 Landing Gear And Tail Wheel Assemblies
Chapter 3 Landing Gear and Tail Wheel Assemblies Now that we’re ready for assembly, we are going to start with the main landing gear first. You will need to locate the following parts to begin assembly. Place an “×” to ensure task completion: What you will need in this chapter for the main gear: Fiberglass main gear One pair of 3 ½... - Page 6 Install the landing gear to the fuselage using the four 8/32 bolts, spring washers, and flat washers. Loc-tite here is recommended. Cut out the center wheel opening on the wheel pants on the side with the wood mounting block. Trim the center of the wheel pants to fit the axles using the wood block as guide.
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Page 7: Chapter 4 Canopy And Fuselage Hatch
Mark a centerline on the tail wheel bracket-mounting block. Place the tail wheel bracket on the mounting block ensuring the bracket holes line up with the centerline and mount the bracket using the two large wood screws. Remove the bracket and coat the threads created in the wood-mounting block with thin CA and re- assemble. -
Page 8: Chapter 5 Engine And Firewall Installation
Trial fit the canopy to the fuselage access hatch to determine screw locations. Mark evenly spaced locations for the screws using at least three or four per side. Double check to ensure all the marked screw locations will go into the center of the hatch rail. - Page 9 Place an “×” to ensure task completion: What you will need in this chapter: Firewall and Fuse Nine1/8 inch dowels cut to ½ inch lengths Triangle stock included with the kit Not Provided: 30 to 45 minute epoxy An engine in the recommend size range 3 ½...
- Page 10 Next, measure 2 ¾ inch from the bottom of the motor box and draw a horizontal line to establish the thrust line. Double-check all your measurements. BME 50 users only. Using the offset centerline and thrust line as a guide, use a pencil and mark your drill locations for you engine beam mount holes.
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Page 11: Chapter 6 Cowling Installation
Tip#4 Now would be a good time to figure out additional holes in the firewall for fuel lines and throttle/choke pushrods. A good place for your throttle/choke servos is located in the side top-lightening cutout just behind the first former. We recommend 4/40 push rods for throttle and/or optional choke servo. -
Page 12: Chapter 7 Control Surface Installation
Remove the 4/40 bolts from the cowl mounting locations and position the cowl with the card stock paper overlapping the cowl. Make a 3-½ inch circle on some scrap1/8 inch balsa using your spinners back plate as a template. Drill a hole on the center for your propeller shaft. Tack CA the balsa circle to your spinners back plate and mount it to your engine and tighten it down. - Page 13 Next, you will need to drill holes for the aluminum M4 bolts in the control surfaces. Locate the 5/8th hardwood dowel mounting locations for each control surface. This can be accomplished using your covering iron as mentioned in chapter 2. Using the bottom of the control surfaces, measure how far back to place your bolt in order to keep the clevis pivot point on the hinge line.
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Page 14: Chapter 8 Hardware Installation
Chapter 8 Hardware Installation We are pleased to now provide high quality aluminum control horn assemblies included with our latest generation of BME aircraft kits. We believe these lightweight assemblies are the best available and can also be purchased separately from BME aircraft. Place an “×”... - Page 15 Make sure your elevator servos are centered and mount your servo arms straight down at 90 degrees from the fuselage thrust line. Ensure your rudder servo is centered and mount your rudder servo arm. Ensure your aileron servos are centered and mount your arms parallel to the hinge line and not parallel to the top of the servo.
- Page 16 Rudder pull-pull setup: There are a wide variety of pull-pull systems on the market to choose from. Since we have already provided you with the hardware for the horns, you will just need some cable, crimps, and 4/40 connectors to complete this installation.
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Page 17: Chapter 9 Radio And Control Surface Setup
Check CG at this time and place your batteries and switches in locations to attain the desired CG. If satisfied mount your remaining hardware. Congratulations! You have just completed assembly of your Edge540. Now would be a good time to install the optional vinyl graphics included with your kit. -
Page 18: Chapter 10 Final Inspection And Pre-Flight
Chapter 10 Final Inspection and Pre-Flight Welcome to the final chapter prior to your maiden flight. We hope you have enjoyed building your Edge540. Lets go over the airframe and perform a pre-flight to make sure everything is in order. Inspect the airframe for any visible damage and loose covering that may have occurred during the build. - Page 19 We believe you will find this aircraft finest 50cc 3d aircraft you’ve ever flown. High-alpha stability gives you solid control and confidence to bring it right down on the deck! Most of our customers seem to like their CG setup around 5 1/2 inches for 3d. For contest flying such as IMAC, 5 inches offers great precision and our airframe is a great choice.
- Page 20 Throw Template If printing from Adobe, turn off page scaling. Cut out around all the dotted lines.
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