Stevens Aero Model FREDe 1.5X Manual

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FREDe 1.5X

A ToonSCALE

Park Flyer by Stevens AeroModel

Length 35 inches | Span 41 inches | Wing Area 580 inches

| Flying Weight 31 oz.

Last Revised 12/31/2010

Page 1 of 38

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Page 1 FREDe 1.5X A ToonSCALE Park Flyer by Stevens AeroModel Length 35 inches | Span 41 inches | Wing Area 580 inches | Flying Weight 31 oz. Last Revised 12/31/2010 FREDe1.5X © 2010 Stevens AeroModel all rights reserved. Page 1 of 38...
Page 2: Product Support
Product Support WARRANTY Stevens AeroModel guarantees this kit to be free from defects in both material and workmanship at the date of purchase. This warranty does not cover any component parts damaged by use or modification. In no case shall Stevens AeroModel’s liability exceed the original cost of the purchased kit. Further, Stevens AeroModel reserves the right to change or modify this warranty without notice.
Page 3: Kit Contents
Project Checklist Kit Contents Major Components ☐ Laser cut wood (23 Sheets - See inventory on following pages) ☐ Illustrated instruction manual ☐ Pre-Cut Color Pilot (Left and Right) and Instrument Panel Sheets ☐ 1 - Pre-bent landing gear (1/8 in. dia. Wire) Strip Wood ☐...
Page 4 Project Checklist Continued Building Supplies and Tools ☐ ZONA 4 in 1 Saw Set [ZON35251] ☐ DUBRO Hinge Slotter Kit [DUB660] ☐ 1 oz. Medium CA Glue ☐ 24 in. Straight Edge ☐ 1 oz. Thick CA Glue ☐ Selection of Small Drills and Screwdrivers ☐...
Page 10 General Assembly Instructions Thank you, for purchasing this Stevens AeroModel FREDe1.5X, a design inspired by the joy of flying. This model has been developed and manufactured using state of the art CAD/CAM systems and features a unique interlocking construction process that, when compared to traditional methods found in other model aircraft kits, saves countless hours of measuring, cutting, sanding, and fitting.
Page 11: Wing Construction
Wing Construction ☐ Using a straight edge as a guide, assemble ☐ Assemble center ribs from parts R1 (RIGHT) lower spar jig W2 from parts W2a, W2b and and R1 (LEFT), W8a, W8b, W9a, and W9b. W2c. Bond with medium CA. ☐...
Page 12 Wing Construction Cont. ☐ Using a straight edge as a guide, assemble ☐ Bond two each W6 gussets to square trailing W4 trailing edge from parts W4a, W4b, and edge to ribs R4. W4c. Bond with medium CA. ☐ Fill in remaining ribs R2 and R3 and tack glue ☐...
Page 13 Wing Construction Cont. ☐ Fit upper spar jig W1 to span ribs. ☐ Install remaining sub-spar shear webs SW11, When fitting W1 to span wing ribs, place one length SW12, and SW13 to aft side of sub spars of 1/4 in. square balsa stock on top of and between rib pairs R1/R2, R2/R3, and R3/R4 centered to W1, forming the upper spar cap respectively.
Page 14 ☐ With wing held flat on top of work surface, fit Wing Construction Cont. and bond the remaining vertical grain shear webbing in the following order SW2, SW3, ☐ Dry-fit W7 through slot in center of sub-rib SW4, SW5, SW6, and SW7 against forward R1a - DO NOT BOND ANY PORTION OF surface of W1/W2 spar jig.
Page 15 Wing Construction Cont. ☐ Fit and bond remaining top and bottom ☐ Invert wing then fit and bond rib cap strips turbulator spars using 3/16 in. square balsa W10 to trailing edge at ribs R2 and R3. stock. Again, turbulator spars will fit flush with ribs at wing tips and 1/8 in.
Page 16 Wing Construction Cont. ☐ With wing held flat on top of your work surface re-visit all tack glued wing joints with medium CA. ☐ With a razor plane and sanding bar, shape L.E. to match profile on plan. Sand contour smooth on wing tips and round off edges.
Page 17: Fuselage Construction
Fuselage Construction ☐ Assemble fuselage crutch. Begin by inserting ☐ Dry fit F1 to tab on F00, orienting as shown.. ply F00 crutch through ply former F2, fitting Ensure that blind nuts are on the back of F1. F2 into slots in F00 as illustrated. DO NOT GLUE F1 TO ASSEMBLY! ☐...
Page 18 Fuselage Construction Cont. ☐ Make right and left fuselage sides. ☐ Bond right and left fuselage doublers from parts F0a, F0b, and F0c. On a flat building surface, bond forward fuselage sides from parts FSa, FSb, and FSc. ☐ Fit one fuselage doubler to crutch assembly and tack glue with thin CA.
Page 19 Fuselage Construction Cont. ☐ Fit fuselage side to crutch/doubler assembly. ☐ Fit and bond cross grain doubler F1a to inside Tack glue at tabs with thin CA. of fuselage forward of F1b plywood doubler. ☐ Fit and bond F4a through slots in F4 and ☐...
Page 20 Fuselage Construction Cont. ☐ Fit and bond cross grain doubler F3a to ☐ Dry fit F5 to fuselage side. Do not glue. fuselage side above F00 and in front of F3. ☐ Fit remaining fuselage side to crutch/doubler ☐ Fit and bond F3b to fuselage side above F00 assembly.
Page 21 Fuselage Construction Cont. ☐ Fit F11 to bottom of fuselage assembly. Tack ☐ Fit remaining doubler parts. with thin CA. Bond F3a with medium CA glue. ☐ Fit F8 to top of fuselage assembly. Tack with thin CA. Bond F3b with medium CA glue. ☐...
Page 22 Fuselage Construction Cont. ☐ Fit remaining cross grain doubler F1a to ☐ Fit F6 to top of fuselage. Bond with thick CA inside of nose. Bond with medium CA. to allow ample working time to align part. ☐ Install pre-cut landing gear block within slots ☐...
Page 23 Fuselage Construction Cont. ☐ Bond F10 assembly to bottom of fuselage, aft ☐ Fit H3 rails to notches in hatch assembly. of slot in landing gear block with thick CA. Square on a flat surface and bond with medium CA. ☐...
Page 24 Fuselage Construction Cont. Tail Feather Assembly ☐ Install neo. magnets in slots of H4/H5 catch ☐ Assemble vertical stabilizer, rudder, horizontal assembly. Bond with medium CA. stabilizer, and elevator. Using the detail sheets as a guide, assemble each component beginning with the outer framework and finishing with the internal truss.
Page 25: Strut Assembly
Strut Assembly ☐ Again use .075 in. dia. wire as a guide and Struts are not installed until final assembly. bond G2a and G2b gussets to vertical strut ☐ Make two each rear vertical struts from 3/16 with thick CA. Remove wire before glue sets. in.
Page 26: Final Assembly
Final Assembly Tail Feathers ☐ Using a DUBRO Hinge Slotter Kit [DUB-660] ☐ Install pushrod guide tubes through formers open slots for hinges in tail feathers where F4, F5 and fuselage sides. Extend tubes 1/4 indicated on detail sheets. in. into electronics compartment, and trim flush at the aft exit points.
Page 27 Final Assembly Cont. Tail Wheel ☐ Refer to drawing for tail wheel bend ☐ Flex control surfaces after glue has set to orientation. Using 6 in. length of .047 in. wire, ensure free movement. make a 90 degree bend 3/4 in. from the end. ☐...
Page 28 Final Assembly Cont. ☐ Lay wire flat on the table. Make a 45 degree ☐ Slide bearing tube onto wire and make a 90 bend 1 in. from first bend, and 90 degrees degree bend 2 in. from last bend, trapping tail from the plane of the first set of bends.
Page 29: Control Installation
Final Assembly Cont. Control Installation ☐ Trim one arm from servo control horns. ☐ First, bond vertical stabilizer/rudder assembly Install an E/Z Connector in the inner hole of to slots in stab and fuselage. Ensure that each control horn. assembly is seated properly and rudder does not bind on horizontal stabilizer.
Page 30: Strut Installation
Final Assembly Cont. ☐ Install control horns and secure with medium ☐ Secure end of pushrod in control horn with an CA glue. E/Z Link. Safety the E/Z Link with a 1/8 in. length of fuel tubing slipped over it. Center the control surface and tighten screw on E/Z Connector.
Page 31 Final Assembly Cont. ☐ Install rear struts in pockets with thick CA. ☐ Coat mating surfaces with thick CA and fit Ensure that struts are perpendicular to the struts together. cockpit deck and parallel to each other. Fill any gaps in joints with thick CA. Clamp gussets while glue cures.
Page 32 Final Assembly Cont. ☐ Cut wire to a total length of 2-7/8 in. sand or ☐ Align edges and holes in parts WMa and file ends smooth. WMb and laminate parts together using medium CA glue to create 3/32 in. thick wing mounting tab.
Page 33: Motor Installation
Final Assembly Cont. ☐ Before the Epoxy cures, the excess can be ☐ Extend ESC cables through upper cooling easily cleaned up with a little rubbing alcohol slot in firewall. and a paper towel. ☐ Connect motor and slide cables back through firewall...
Page 34 Final Assembly Cont. Pilot and Cockpit Finishing ☐ Retain landing gear in its slot with two size 32 ☐ Fit color instrument panel to front of cockpit. rubber bands on each side. Wrap each band Trim as necessary. Apply a light coat of 3M at least 3 times around wire and landing ear 77 to the back of the color instrument panel lug dowel.
Page 35 Pilot and Cockpit Finishing Cont. ☐ If you have ordered the optional coaming kit. ☐ Fit and glue 2 piece pilot profile with medium Test fit front and rear coaming to fuselage. CA. Do not attach to base at this time. Then, remove the backing from the neoprene cockpit coaming.
Page 36 ☐ Finish edges of Fred, and color the base with ☐ Position Fred in opening in neoprene lining a black Testors Enamel Paint Marker. and secure with medium CA. ☐ Congratulations! Your FREDe 1.5X is now complete. Invite the neighbors over and show it off! FREDe1.5X ©...
Page 37 Flight Control Setup and Balance Pre Flight to First Flight ☐ First, mechanically and electronically center Have an experienced pilot assist you with pre- all control surfaces and servos; zero any trim flighting your new model. Just like having settings in radio. someone proof read something you’ve written, having a second, fresh set of eyes to inspect your final product is often helpful in avoiding disaster.
Page 38 Pre-Flight Cont. ☐ Clear Prop! - Before applying power to the ☐ Have fun learning the ins and outs of model, clear and keep clear of the prop arc. FREDe1.5X’s in-flight performance and feel As electric motors are capable of inflicting free to share your thoughts and experiences severe damage (more so than their internal with our staff.

Stevens Aero Model FREDe 1.5X Manual

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