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Dynaflite butterfly Скачать руководство пользователя страница 1

Entire Contents © 2010 Hobbico,

®

Inc.

®

™

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INSTRUCTION MANUAL

READ THROUGH THIS MANUAL BEFORE STARTING CONSTRUCTION. IT CONTAINS
IMPORTANT INSTRUCTIONS AND WARNINGS CONCERNING THE ASSEMBLY AND
USE OF THIS MODEL.

WARRANTY

Great Planes

®

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 Great Planes’ liability exceed the original cost of the purchased kit. Further, Great Planes
reserves the right to change or modify this warranty without notice. In that Great Planes has no control
over the final assembly or material used for final assembly, no liability shall be assumed nor accepted
for any damage resulting from the use by the user of the final user-assembled product. By the act of
using the user-assembled product, the user accepts all resulting liability. If the buyer is not prepared to
accept the liability associated with the use of this product, return this kit immediately in new and
unused condition to the place of purchase.

Champaign, Illinois (217) 398-8970

[email protected]

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Содержание butterfly

Страница 1: ...n In no case shall Great Planes liability exceed the original cost of the purchased kit Further Great Planes reserves the right to change or modify this warranty without notice In that Great Planes has no control over the final assembly or material used for final assembly no liability shall be assumed nor accepted for any damage resulting from the use by the user of the final user assembled produc...

Страница 2: ...Fly 38 Takeoff 39 Flight 40 Landing 40 Introduction Congratulations and thank you for purchasing the Dynaflite Butterfly The Butterfly is a powered sailplane or motor glider and is an ideal model for learning to fly radio controlled models especially if you are not able to locate an experienced flight instructor and must try it on your own Because of its large wingspan and light wing loading the B...

Страница 3: ...ctions may differ slightly from the photos or plan In those instances the text should be taken as correct 2 You must take time to build straight true and strong 3 You must install all R C and other components so that the model operates properly on the ground and in the air 4 You must test the operation of the model before the first and each successive flight to insure that all equipment operates c...

Страница 4: ...with a board that you can stick pins into The back of a 2 x 4 ceiling tile works well or you can cut a piece to fit your table from a 4 x 8 sheet of Celotex insulation board available from a home improvement store Required Supplies and Tools These are the building tools and adhesives that you will need to build your Butterfly We recommend Great Planes Pro CA and Epoxy 2 oz Thin CA Adhesive GPMR600...

Страница 5: ...ked sandpaper 5 1 2 Bar Sander GPMR6169 11 Bar Sander GPMR6170 22 Bar Sander GPMR6172 12 Roll of adhesive backed sandpaper 80 grit GPMR6180 150 grit GPMR6183 220 grit GPMR6185 Assortment pack of 5 1 2 strips GPMR6189 Building Notes There are two types of screws used in this kit Sheet metal screws are designated by a number and a length For example 6 x 3 4 Machine screws are designated by a number ...

Страница 6: ...truction where you apply glue to one part then join it to another part Thick CA is great for glue joints that don t fit perfectly or parts that require a little time for positioning before the glue cures You will encounter many other conditions that require one or the other types of CA For the Butterfly all you really need is thin and medium CA CA Accelerator is a chemical that you can spray over ...

Страница 7: ...the fin Don t forget to cover the plan with wax paper Rudder Building Sequence Refer to this photo while you build the rudder 1 The LE from the remainder of the 1 4 x 3 8 stick used in step 1 of the fin 2 The TE then the bottom from a 1 4 x 1 2 x 12 balsa stick 3 The balance tab part of the rudder and the tip from the remainder of the 1 4 x 1 4 balsa stick you used for the fin and another 1 4 x 1 ...

Страница 8: ... base for the right elevator from leftover 1 4 x 3 8 balsa 7 Remove the elevator from the plan then add CA to glue joints that don t look strong Finish The Tail Surfaces 1 See the note below then use your bar sander or a sanding block and 220 grit sandpaper to even the edges and blend the ribs LEs and TEs of all the tail surfaces so they are flat and smooth A note about sanding built up tail surfa...

Страница 9: ...6 Test join remember this means no glue the elevator to the stab and the rudder to the fin with the hinges Adjust the width of the hinge slots if necessary 7 Separate the elevator from the stab and the rudder from the fin Use the pen and card stock technique to mark a guideline 3 32 to 1 8 from the LE on both sides of the elevator and rudder The guidelines indicate where to round the LE for contro...

Страница 10: ...erline between the laminated W 4s as shown on the plan Do not insert T pins through the spar but install them in a criss cross pattern 4 Position rib W 3 on the bottom spar and pin it to the building board over its location on the plan Position the six W 4s of the inner wing panel on the spar and pin them to the building board as well Note Substitute the third W 4 rib in from the tip with a W 3 5 ...

Страница 11: ... 2 7 8 wide 10 Use medium or thin CA to glue the sheets in position so the outer edges align with the outer edge of rib W 2 The sheeting will be sanded flush with the balsa W 1 after the wing is removed from the plan 11 Align W 1 with the marks on the LE and TE then glue it in position using the wing center gauge to set the correct angle 12 Glue W 2 in position with thin or medium CA While gluing ...

Страница 12: ... glue the spar into position If necessary trim the shear webs that do not allow the spar to rest fully into the notches of the ribs Use medium or thick CA to glue the upper spar to the assembly so the end is even with the outer rib W 4 17 Make two gussets from the 3 16 x 3 4 x 12 balsa sheet then glue them in position If you have one use a small building triangle to accurately cut the gussets Note...

Страница 13: ...y as the right Don t forget to switch to the left wing panel plan so you do not build two right panels Build the Outer Wing Panels Start with the right outer wing panel so your progress matches the photos in the manual 3 4 Area to Trim Off 1 Trim the end of a 3 8 x 1 1 4 x 30 tapered balsa outer trailing edge so it matches the angle at W 4 shown on the plan Mark the tip end of the TE 3 4 away from...

Страница 14: ...par to the ribs and shear web Don t forget to make sure the crossed T pins are not in the way and you can remove them after you permanently glue the spar into position 12 Test fit then use medium CA to glue both 1 8 x 1 8 x 30 balsa outer turbulator spars in the notches of the ribs so the ends extend past W 4 by approximately 1 16 you can sand them flush later 13 Remove the T pins then lift the pa...

Страница 15: ...lcohol or other solvent 2 Plug one end of both wing joiner tubes with a piece of 3 32 or 1 8 leftover balsa then carefully glue the plug in position with a few drops of thin CA Do not allow CA to flow into the tube because it may interfere with the joiner rod 3 Without any glue temporarily join both inner wing panels with the joiner tubes and the joiner rod Hold the wing halves together and inspec...

Страница 16: ... the ends of the joiner tubes so they are flush with W 1 10 Cut both of the TEs as shown on the plan Cut the 1 8 x 4 hardwood dowel into two pieces then test fit and glue the dowels to the TEs of both wing panels with medium CA Use your bar sander to true the end of the dowels so they are flush with the ends of the wing 11 Test fit the die cut 1 16 plywood W 1 root ribs on the ends of the wing pan...

Страница 17: ...ng panel If necessary use your bar sander to adjust the ends of the spars LEs or TEs for a good fit 3 With the mating W 4 ribs contacting each other and the inner wing panel laying flat on your building table rib W 15 of the outer panel should be approximately 4 off the table If necessary adjust the ends of the spars at the W 4s to achieve the approximate 4 measurement 1 16 Holes 4 Use a hobby kni...

Страница 18: ...s don t look perfect Building a straight fuselage and flat warp free wings are where you should concentrate most your building efforts Here are some tips that can make shaping your LEs a little easier and faster A While you shape the LEs frequently reference the cross section on the plan and the drawings of the LE gauges on the plan If you are a perfectionist cut the gauges from the plan then use ...

Страница 19: ...5 Glue a servo rail support to the inside of both fuselage sides at the location shown in the photo 6 Place one of the fuselage sides on a piece of scrap wood then drill a 3 16 hole at both punch marks for the wing dowels Press down on the fuselage side to keep the drill from splitting the wood as it goes through Repeat for the other fuselage side 7 While you have your drill and bits out drill an ...

Страница 20: ...cate the position of F 5 12 Glue F 5 to F 4 with epoxy so the edges of F 5 align with the lines on the back of F 4 and the top edges of F 4 and F 5 are even From now on this assembly will be referred to as the firewall Make certain that the F 4 and F 5 designations you marked are in the same orientation If the parts are slightly warped clamp them to a flat table or board with wax paper between the...

Страница 21: ...glue the left side to the formers 4 Beginning at former F 6 pin the fuselage in position over the top view of the plan by inserting T pins through the triangle fuselage reinforcement stringers into your building board Accurately align the fuselage with the plan as you proceed toward the rear Insert all the T pins so they are all at the same angle slanting forward for example so you will be able to...

Страница 22: ... fuselage off your building board and remove the remaining T pins 7 Sand the ply and balsa fuselage bottom even with the fuse sides 8 Use a metal file or a powered hand tool with a cut off wheel to remove any burrs and chamfer the ends of both 5 32 landing gear wires 9 Fit one of the landing gear wires through the hole in the right fuselage side and hold it in position as shown on the plan Positio...

Страница 23: ...glue the front support in position until instructed to do so 6 Glue the pushrod guide tubes in the slots in the rear of the fuselage with thin CA then fill the slots with HobbyLite filler or glue the tubes in the slots with epoxy and microballoons If you ve never heard of microballoons it s a powder made of microscopic glass balloons that you mix with epoxy to use as a filler or adhesive The micro...

Страница 24: ...he tank with layers of foam R C foam used to protect receivers and batteries and cushion fuel tanks or build fuel tank supports from leftover 1 8 plywood Place one layer of 1 4 foam between the tank and the tank floor A Crash Course In Fuel Tanks A In order for an engine to draw fuel from the tank three things are important 1 The pick up line inside the tank must be cut to a length so it is as lon...

Страница 25: ... engine running or starting problems 17 Position the fuel tank in the fuselage then drill 1 4 holes or 15 64 for precision in the firewall for the fuel lines Plan carefully where you drill the holes so the engine mount will not interfere with the fuel lines Temporarily connect the fuel lines to make sure the holes are in the proper location 18 Drill a 3 16 hole in the firewall for the throttle pus...

Страница 26: ...d by cutting off the outer hole Drill 1 16 holes in the servo rails then mount the servos to the rails with the screws included with your servos 5 Optional Drill or cut a hole in the back of the fuselage and install a pushrod guide tube not included to serve as an antenna guide The front of the tube should extend approximately 1 in front of the servos Glue the tube to the formers and the aft 1 16 ...

Страница 27: ...Slide the tape along the string and adjust the stab until the arrow aligns with both stab tips as shown in the bottom photo Pin the rear of the stab to the fuselage 6 Carefully turn the fuselage over and mark the outline of the fuselage sides on the bottom of the stab This line indicates where you should apply the covering up to and apply glue when it is time to glue the stab to the fuse Align the...

Страница 28: ...ts that may show through the covering with HobbyLite filler 4 Use medium CA to glue the die cut 1 8 plywood tail skid and balsa triangle reinforcements to the bottom of the fuselage or glue the skid in position after you cover the fuselage 5 Test fit the wing in the fuselage and adjust the front and rear windows if necessary so the wing will fit between them Covering Sequence Read the Covering Tip...

Страница 29: ...nes you drew indicating the fuselage Use a Top Flite MonoKote Iron with a Hot Sock to securely bond the covering to the perimeter LE TE tip middle of the stab but do not fully shrink the covering at this time Never cut the covering after you iron it to the wood except near the tips Modelers who do this may weaken the structure which could cause it to fail during flight 3 Use a straightedge to accu...

Страница 30: ...low you to glue the fin reinforcements directly to the bare wood and avoid cutting the covering directly on the wood after you iron it down You can clean residual ink from the covering with a cloth dampened with rubbing alcohol 8 Iron the piece of covering you just custom cut to the top of the stab then cover the other side the same way 9 Completely shrink the covering on the top and bottom and th...

Страница 31: ...dampened with alcohol to wipe away excess epoxy before it cures 2 Glue the fin to the stab and fuse Use a 90 degree triangle or a square to hold the fin perpendicular then hold it in position with T pins or masking tape until the glue fully cures If you require a little working time to align the fin use 30 minute epoxy Otherwise you may use 6 minute epoxy 3 Test fit the fin reinforcements to the f...

Страница 32: ...s The horn plate of the stab where the control horn is fastened should be on the right side If the hinges will not stay centered insert a pin through the center of the hinge then join the surfaces and remove the pins 4 Confirm that the ends of the elevator align with the ends of the stab that the hinges are centered and there is approximately a 1 32 gap between the TE of the stab and the LE of the...

Страница 33: ...20 turns onto the rod RIGHT WRONG 2 Use a new 11 blade to cut the covering from the pushrod guide tube exits in the rear of the fuselage then insert the pushrod into the elevator guide tube Position the control horn on the elevator in the location indicated on the plan so that the holes in the control horn align with the hinge gap as shown in the sketch 3 Use the holes in the base of the control h...

Страница 34: ...hrod guide tube support to F 7 then glue the pushrod guide tubes to the support with medium or thin CA 10 Install the engine mount on the firewall Attach the engine to the mount 11 Sand the 12 outer throttle guide tube so glue will stick Insert the tube through the holes in the firewall and F 6 Cut a 36 rod threaded one end to a length of 17 including the threaded end Thread a nylon clevis onto th...

Страница 35: ...he die cut 1 8 plywood top landing gear plate in half then mark the location where the landing gear wire contacts both plates Use a hobby knife or a powered hand tool to cut a notch in both plates to clear the landing gear 4 Thoroughly roughen the portion of both landing gear wires that will be inside the fuselage with coarse sandpaper Use plenty of 30 minute epoxy to glue the top landing gear pla...

Страница 36: ...age 2 Poke a hole through the covering where you drilled the 1 16 holes in the bottom spar of both wing halves for the 2 x 3 8 screws Pack the holes with 6 minute epoxy then immediately install the screws 3 Join both wing halves with the wing joiner rod then secure the wing halves together by wrapping a couple of rubber bands around the screws in the bottom spar 4 Place the wing on the fuselage th...

Страница 37: ...e the clevis on the control horn outward and or move the pushrod on the servo arm inward Combinations of the above arrangements will provide the control throw you require Of course if your transmitter has ATV adjustable travel volume use them to fine tune the control throws Preflight At Home Balance Your Propellers Balancing the propeller seems like one of those things that you can skip but many p...

Страница 38: ...receiver crystal that may have been damaged from a previous crash Engine Safety Precautions NOTE Failure to follow these safety precautions may cause severe injury to yourself and others Store model fuel in a safe place away from high heat sparks or flames Do not smoke near the engine or fuel as it is very flammable Engine exhaust gives off a great deal of deadly carbon monoxide so do not run the ...

Страница 39: ...the wind is prevailing down the runway or not Just hand launch the Butterfly into the wind If you are at a model flying field check with veteran club members to see if this is an acceptable practice some clubs specify a flight path no matter the crosswinds Always launch takeoff and land into the wind Start the engine and have your assistant hold the model over head Check the operation of all contr...

Страница 40: ... comfortable with the rate of climb and altitude of your Butterfly throttle back to about 2 3 or 1 2 throttle to keep from climbing out of sight Actually the purpose of the engine on your Butterfly is not to get it from point A to point B or for zipping around like traditional models but the engine is for gaining altitude to get your Butterfly high enough to let you fly it react and learn how to c...

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