Old School Model Works Sky Ranger 40 Construction Manual Download Page 15 | Manualshive

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Construction Manual

www.oldschoolmodels.com

Page 15

APPENDIX A

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Summary of Contents for Sky Ranger 40

Page 1: ...irst class condition a correctly sized power system and components electronics batteries wheels etc throughout the building process You must correctly install all R C and other components so that the model operates correctly on the ground and in the air Installation shown in the manual is a suggestion You may have to adjust the mounting steps to accommodate the size of your radio equipment You mus...

Page 2: ...strips 4 pieces 1 4 x 1 4 x 36 balsa strips 3 pieces 3 16 x 3 16 36 balsa strips 4 pieces 1 8 x 1 8 x 36 balsa strips 5 pieces 5 16 x 1 1 4 x 36 tapered balsa strips 2 pieces 3 16 x 3 8 x 36 basswood strips 4 pieces 1 1 4 x 6 wooden dowel Hardware parts included in this kit 2 pre bent landing gear C A type hinges for control surfaces 4 control horns 4 wheel collars 3 16 I D 2 wheel collars 3 32 I ...

Page 3: ... as clearly as you might want So we ve anticipated this and made these photos available on our website You can either scan the QR code or type this address into your browser www oldschoolmodels com mpics sr40 Let s begin construction by working on the right starboard wing of your Sky Ranger 40 Prepare your work area You ll need a flat building surface that is a minimum of 36 long Position the righ...

Page 4: ... R2 Locate two of the WB1s from BP6 and one R2 from LP1 Note that the WB1s have a slight angle on one end and there is a small circle engraved This angled side should face the inner root rib with angle tapering upwards circle on top Fit and glue both of these to R2 then glue that assembly to the spar Step 10 Wing Assembly WH1 assembly Locate one WH1 and two R1As from LP1 The two R1As fit into the ...

Page 5: ...ng Assembly sheeting Using a bit of the leftover sheeting from the BP6 sheets measure cut and glue together the sheeting to cover the area between R1 and R2 When measuring make sure that the grain is crosswise flowing from R1 to R2 Also measure so the sheeting extends about 1 16 past R2 When edge gluing the sheeting pieces together first make sure the edges are flat give a quick swipe or two with ...

Page 6: ...the 1 16th x 1 4 x 36 balsa strips Also cut and glue a cap to the horizontal balsa strip glued behind the servo mount in step 24 Step 29 Wing Assembly cut holes for servo wires On the plans you ll see a callout suggesting a spot where a hole needs to be cut in the top sheeting This hole allows the aileron servo wires to pass through the sheeting and exit the wing Make these roughly 1 2 to 3 4 inch...

Page 7: ...f the string so they won t easily pull out Do the same for the right panel Step 36 Cut and hinge the ailerons Measure and cut the correct length and shape for each 5 16 x 1 1 4 x 36 strip to make the ailerons Round the leading edge of both ailerons When finished shaping make the necessary slots holes needed to hinge the ailerons to each side of the wing We recommend 4 hinges per aileron Step 37 Ai...

Page 8: ...e left side to the fuselage Trial fit this next step before applying any glue as there are a lot of tabs that have to properly fit into the fuselage side If using C A use a medium or thick formulation to give you time to fit everything together When the left side is fitted hold it in position or place a couple of weights on it until the glue fully cures When cured remove the fuselage from the boar...

Page 9: ...h assembly The hatch is assembled in place on the fuselage Care must be taken to position smaller pieces of waxed paper to make sure the hatch won t be glued to the fuselage Locate H1 H2 and H3 from LP4 Cut two of the leftover 1 8 x 1 8 balsa strips to span between F3 and F2 while resting on the fuselage sides Position H1 up against the back of F2 resting on both of the 1 8 square strips Now posit...

Page 10: ...h pieces It s much easier to do this now than to try it after they re installed Step 73 Fuselage Assembly Stab alignment Although we ve done everything possible to engineer the Sky Ranger 40 so it will form a sturdy block for the landing gear wire Slide one of the LG2 pieces into the pre cut slots on the fuselage sides Now paying close attention to the orientation of LG2 holes begin sliding the re...

Page 11: ...od around this area with a bit of thin C A You ll also need to cut a small groove into the leading edge of the rudder This will allow the tailwheel wire to rest flush with the leading edge of the rudder Step 77 Elevator relief Using 4 of the C A hinges dry fit the elevator to the stab Mark and trim the area where the leading edge of the elevator rubs against the tailwheel s axle Test the elevator ...

Page 12: ...ill need be drilled to allow the wires to pass through into the fuselage Also a few cooling holes are needed for internal battery cooling The ESC mounts underneath the TR1 battery tray and the motor s power battery mounts to the tray Both the ESC and battery are held in place with more self adhesive hook and loop Glow power The engine mounts so the crankshaft is positioned at the center of the fir...

Page 13: ...ws The amount of control throw should be adjusted as closely as possible using mechanical means rather than making large changes electronically at the radio By moving the position of the clevis at the control horn toward the outermost hole you will decrease the amount of control throw of the control surface Moving it toward the control surface will increase the amount of throw Moving the pushrod w...

Page 14: ... accepts all resulting liability Limit of Liability In the use of this product our only obligation shall be to replace such quantity of the product proven to be defective The user shall determine the suitability of the product for his or her intended use and shall assume all risk and liability in connection therewith If the buyer is not prepared to accept the liability associated with the use of t...

Page 15: ...Construction Manual www oldschoolmodels com Page 15 APPENDIX A ...

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