Stevens AeroModel SE5.a Build Instructions Download Page 1

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SE5.a

Britain's WWI Anti-Tyranny Aerial Platform

Wing Span:

14.5 inches |

Wing Area:

76 square inches |

Average Flying Weight:

1.6 ounces

Build Instructions -

Version 1.0

(revised 05.13.2014)

Build Instructions

Page 1

Summary of Contents for SE5.a

Page 1: ...l Platform Wing Span 14 5 inches Wing Area 76 square inches Average Flying Weight 1 6 ounces Build Instructions Version 1 0 revised 05 13 2014 Build Instructions SE5 a UM Build Instructions 2013 Stevens AeroModel all rights reserved Page 1 ...

Page 2: ...his kit immediately in new and unused condition to the place of purchase THIS PRODUCT IS NOT INTENDED FOR CHILDREN 12 YEARS OF AGE OR YOUNGER WARNING This product may contain chemicals known to the state of California to cause cancer and or birth defects or other reproductive harm PRODUCT SUPPORT This product has been engineered to function properly and perform as advertised with the suggested pow...

Page 3: ... Taped to back of wood brick 1 0 032 in x 12 in wire Landing Gear 2 0 015 in x 12 in wire Pushrods Hardware Bag 1 1 1 2 in length of Heat Shrink Tube 1 Nylon Receiver Clip 1 Acetate Windscreen Laser Cut 1 Pair 1 1 8 in Plastic Wheels SIGSH540 Build Instructions SE5 a UM Build Instructions 2013 Stevens AeroModel all rights reserved Page 3 ...

Page 4: ... Package from StevensAero com Wood Sealant Suggestions While not required it is suggested that a high quality lacquer based clear sealant be applied SPARINGLY to seal and protect the wood grain in humid environments One single light misting of this sealant will be sufficient to repel water without adding significantly to the models final flying weight Likewise much of this model can be colored usi...

Page 7: ...roduct tabs notches and otherwise interlocks like a 3D puzzle we suggest that when fitting parts you dry fit use no glue the parts together first It s advised to work 1 2 steps ahead in the instructions using this dry fit technique which allows ample opportunity to inspect the fit and location of assembled components and realizes a benefit as each successive part contributes to pulling the entire ...

Page 8: ...ons 3 Fit former F2 to the front of F1 Ensure that F1 and the receiver tray are oriented bottom down and that F2 is oriented top up 4 Fit Former F3 to the aft end of F1 ensuring that it is oriented top up in relation to F1 and F2 5 Fit but do not glue ply motor mount F4 to the front of F2 Ensure that it is oriented top up this is important to assure the correct offset of the motor to the right for...

Page 9: ...ns 2013 Stevens AeroModel all rights reserved Page 9 Step 1 Step 2 Step 3 Step 4 Step 8 Step 7 Step 6 Step 5 RT RT F1 Bottom F1 F2 Top F5a F5 F2 F r o n t F3 Top F1 F6 Bottom View Bottom Bottom F2 F3 F1 F4 Bottom Top F2 F3 F4 Nylon Clip F5b Slug ...

Page 10: ...he tabs on the front of the fuselage sides will extend beyond F9 by 1 8 in 13 Fit and bond former F10 to the front of F9 engaging the tabs in the fuselage sides with the notches in the sides of F10 Square the assembly on a flat surface and thoroughly bond all mating surface of the forward portion of the fuselage assembly with CA glue Ensure that no glue enters the inside of the landing gear pocket...

Page 11: ... 2013 Stevens AeroModel all rights reserved Page 11 Step 9 Step 10 Step 11 Step 12 Step 16 Step 15 Step 14 Step 13 F7 F8a F8b F8 F9 F10 F11 F12 F13 Bottom View Bottom View Bottom View F2 F3 F4 Top F8 F4 F4 F5 F8 F10 F9 F5 F11 F8 F7 F2 F8 F5 F8 Slug ...

Page 12: ...he ends of F14 and bond with CA 19 Fit F15 perpendicular to F14 and within the slot at F14 Bond with CA 20 Position F16 over F14 and against the back side of F15 Note that F14 and F15 feature alignment holes that will readily accept a scrap piece of 032 1 f32 in wire to aid in alignment Lift F16 and wick a slow setting CA glue such as Thick or Medium between parts then place F16 back on top of F14...

Page 13: ...tions 2013 Stevens AeroModel all rights reserved Page 13 Step 17 Step 17 cont Step 18 Step 19 Step 22 cont Step 22 Step 21 F13 F15 F14 F16 F17 F3 F18 F18 Bottom View Step 20 Bottom View Top View F13 F5 F8 F5b F8b F8b F5b F14 F15 F16 F15 F1 F17 ...

Page 14: ... the etched side with glass cleaner allowing it to soak in for a minute or two While you wait on F24 to soak flip to Step 75 and read the Builder Tip to determine if you d like to pre install your motor and gearbox now 29 Fit F24 to the tabs in formers F19 F2 and F23 with the etched and moist side up 30 Wrap F24 around the formers F9 F2 and F23 bringing the left and right edges of part F24 flush w...

Page 15: ...2013 Stevens AeroModel all rights reserved Page 15 Step 23 Step 24 Step 25 Step 26 Step 28 Step 27 F19 F20 F21 F20 F23 F24 F22 Moisten this side with glass cleaner Tabs F3 Step 29 Step 30 F18 F19 F19 F22 F1 F2 F9 F2 F23 F22 F24 Tape and allow to dry ...

Page 16: ...or Tape Hinge Diagram on the plan sheets to finish the edges of the Elevator and Rudder in preparation for hinging Note The beveled side of the elevator will become the bottom side Sand the bevel on the leading edge of the rudder on the right side Wings Wing parts are designated with an W followed by a numeric Parts have been numbered so that the wing assembly and required parts follows in numeric...

Page 17: ...ons 2013 Stevens AeroModel all rights reserved Page 17 Step 32 Step 32 cont Step 33 Step 37 Step 36 Step 35 Step 34 E2 R1 W2 W1 E2 E1 Step 31 Sand in line with center stringer Round Round In line with bottom of fuselage F11 45 deg R2 F24 F18 F10 ...

Page 18: ...3 Lay the panel on the table with the etched side facing up Now fit and bond the spar W6 to the notches within the cut out in the wing panel 44 Fit the rear portion of ribs W7 W8 and W9 to the notches in the rear of the wing panel matching the positions indicated on the plan Now tack glue the trailing edge of all ribs on wing assembly with medium CA to retain the parts 45 Turn the panel over and b...

Page 19: ...ld Instructions 2013 Stevens AeroModel all rights reserved Page 19 Step 38 Step 39 Step 40 Step 41 Step 45 Step 44 Step 43 Step 42 W3 W1 W4 W5a W6 W9 W2 W2 Leading Edge W5b W8 W7 Paired Ribs W4 W3 W4 W3 W5 W5 W5 W9 W8 W7 W6 W6 W1 W1 ...

Page 20: ... W18 Do not discard these parts They will be used during the Final Assembly steps Sub Assemblies Inter Plane Struts 49 Assemble two sets of Inter Plane Struts from ply parts IS1 IS2 and IS3 over the Inter plane strut drawing of the Wing Strut Detail on the plan set Bond with medium CA Cabane Struts 50 Assemble two sets of Cabane Struts from ply parts CS1 CS2 and CS3 over the Cabane Strut drawing o...

Page 21: ...ions 2013 Stevens AeroModel all rights reserved Page 21 Step 46 Step 47 Step 48 Step 49 Step 53 Step 52 Step 51 Step 50 W10 W13 W12 IS1 IS3 CS1 LG1 LG2 LG3 W11 W14 IS2 CS2 CS3 Bottom View Bottom View LG1 LG2 LG2 LG1 LG1 LG1 LG2 LG2 W14 W13 W12 ...

Page 22: ...e HR1 is shallower than the HR2 s Align the top edges of all three parts leaving a groove along the bottom where HR1 falls short Bond with thin CA 57 Use a small piece of sandpaper or a sharp hobby knife to carve the bottom of the headrest into a shallow arch no deeper than the bottom of HR1 58 Bond HR3 to the front of the assembly aligning the arch on the base with the arch on the bottom of the h...

Page 23: ...5 a UM Build Instructions 2013 Stevens AeroModel all rights reserved Page 23 Step 54 Step 55 Step 56 Step 56 cont Step 60 Step 59 Step 58 Step 57 M2 Magazine M1 Machine Gun HR1 HR2 HR2 Notch Arch HR3 Taper Contour Top View ...

Page 24: ...tional Wheels 66 We supply a light weight set of injection molded plastic wheels with this kit If you have decided to mount the taller profile spindle wheels from Du Bro RC DUB150MWL Fit and bond a balsa wheel disc WH to each side of these optional wheels Refer to the option notes on the Landing Gear Detail of the plan set to sand shape the wheel discs to a streamlined profile Final Assembly Cover...

Page 25: ...3 Stevens AeroModel all rights reserved Page 25 Step 61 Step 62 Step 63 Step 64 Step 67 cont Step 67 Step 66 Step 65 EN1 EN2 WH WH Round EN1 Round Edge Bevel Leave bottom uncovered until after pushrod installation Bottom View Optional Wheels and Covers ...

Page 26: ...r PKZ3624 and sand the tabs smooth 74 Feed the motor lead into the nose under the motor mount plate and through the opening in former F2 Slide the tabs on the motor gearbox into the slots on either side of the opening in the nose 75 Seat the motor all the way back in the opening ensuring that it is lying flat on the F4 motor mount plate and equally spaced between the mounting ears Additionally ens...

Page 27: ...tevens AeroModel all rights reserved Page 27 Step 68 Step 69 Step 70 Step 71 Step 75 Step 74 Step 73 Step72 Outer Left hole F3 Bottom View Bottom View Bottom View Exit slot Servo Tabs Clip Clip Glue Snake Bend Remove Spikes Rudder Elevator Rudder Elevator ...

Page 28: ...t the deck at these marks angling the knife back to match the approximate angle of the windscreen Press the tabs on the Windscreen into the slits until the base is flush with the deck Wick a drop of medium CA along the base of the Windscreen and mounting tabs to secure 80 Position the dummy Cylinder Heads on either side of the nose where indicated on the plan and the Engine Detail Bond by wicking ...

Page 29: ...d Instructions 2013 Stevens AeroModel all rights reserved Page 29 Step 76 Step 77 Step 75 Step 79 Step 82 Step 81 cont Step 81 Step 80 Bottom View Bottom View Cover Tape T a p e Right side Windscreen Headrest Cylinder Heads Left side ...

Page 30: ... to the control horns on the Elevator and Rudder Tip Pre shrink the heat shrink tubing over two scrap lengths of 015 wire using a heat gun or soldering iron Allow to cool and remove the wire Cut the tube into 1 2 in lengths and connect the pushrods Now you have a tight fitting sleeve without having to get a soldering iron near your model 87 Remove the covering over the two slots in the bottom deck...

Page 31: ...structions 2013 Stevens AeroModel all rights reserved Page 31 Step 83 Step 84 Step 85 Step 86 Step 90 Step 89 Step 88 Step 87 Lower left side Bottom View Bottom View Bottom View Bottom View Sub Fin V2 Push all the way in Bond Bond No Glue ...

Page 32: ... Align the edges carefully or use the alignment holes and wick CA glue between the ribs to bond 94 Fit the paired W16 W17 rib assembly to the notch in the left side of the spar Do not bond 95 Slit the covering over the two slots in the fuselage side to receive W18 Fit the wing root sheeting W18 previously covered to the fuselage side and the ribs W16 W17 Only the inner rib W16 will be covered by W...

Page 33: ...M Build Instructions 2013 Stevens AeroModel all rights reserved Page 33 Step 91 Step 92 Step 93 Step 94 Step 97 Step 96 cont Step 96 Step 95 W16 W17 W18 Cabane Strut Jig W15 W12 Bond Bond Do Not Bond W17 W16 W15 W15 W15 W17 W16 ...

Page 34: ...ing if necessary the struts must remain flexible in their sockets for final truing of the wings The strut assembly should angle forward as viewed from the side refer to the plan for proper orientation 102 Lay the upper left wing panel on the table up side down and fit the end of the ply spar W3 into the slot in rib W7 just below the balsa spar Fit the root of the wing panel to rib W2 Bond the pane...

Page 35: ...uctions 2013 Stevens AeroModel all rights reserved Page 35 Step 97 cont Step 98 Step 99 Step 100 Step 104 Step 103 Step 102 Step 101 Even with trailing edge Bond F4 W7 Break off Remove Bond Tack glue Bond Do Not Bond Tack No glue W3 Caution ...

Page 36: ...When none was found I started Stevens AeroModel to provide such an experience to fellow busy builders Therefore I want to reach out to my fellow busy builders and point out that while this manual shows the construction and assembly of this model as completely covered in Olive Green AeroLITE it is entirely unnecessary to cover the whole model In fact superb more true to scale and a much quicker res...

Page 38: ...you should consider using when developing your own pre flight check list Get in the habit of always pre flighting your models before each and every flight Weight and Balance Check the SE5 a UM s balance The model should balance at the points etched under the wing tips of the upper wing or 1 3 8 inches aft of the leading edge of the upper wing Use your right and left hand index fingers and suspend ...

Page 39: ...udder elevator control and no ailerons setting up landings in cross winds should be avoided until you are comfortable with the model s in flight behavior Congratulations You ve completed your first flight s on your Stevens Aero SE5 a UM By now you ll have noticed that the SE5 a UM is a very stable airplane When built straight and trimmed for level flight the model will always return to wings level...

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