GREAT PLANES Ryan STA EP Instruction Manual
GREAT PLANES Ryan STA EP Instruction Manual

GREAT PLANES Ryan STA EP Instruction Manual

Great planes ryan sta ep model aircraft
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Wingspan: 49 in [1244mm]
Wing Area: 401 sq in [25.7 dm
Weight: 3 lbs., 8 oz. [1587g]
Length: 36-1/4 in [920.7mm]
Great Planes
®
Model Manufacturing Co. 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, the buyer is advised to return this kit
immediately in new and unused condition to the place of purchase.
READ THROUGH THIS MANUAL BEFORE STARTING
CONSTRUCTION.
INSTRUCTIONS AND WARNINGS CONCERNING
THE ASSEMBLY AND USE OF THIS MODEL.
RYN1P03 for GPMA1055 V1.0

INSTRUCTION MANUAL

]
2
IT
CONTAINS
WARRANTY
IMPORTANT
1610 Interstate Drive Champaign, IL 61822
(217) 398-8970, Ext. 2
airsupport@greatplanes.com
Entire Contents © Copyright 2002

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Summary of Contents for GREAT PLANES Ryan STA EP

  • Page 1: Instruction Manual

    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.
  • Page 2: Table Of Contents

    For the latest technical updates or manual corrections for Build the Motor Mount ............27 the Ryan STA EP, visit the web site listed below and select Mount the Wing on the Fuselage ..........28 the Great Planes Ryan STA EP. If there is new technical Mount the Stabilizer &...
  • Page 3: Decisions You Must Make

    The Ryan STA EP was designed to fly on a 7-cell 8.4 volt experienced pilots. 1700 – 3000 mAh flat battery pack. Even though the Ryan...
  • Page 4: Chargers

    We (1) 1-3/4" White Spinner (GPMQ4505) hope this helps explain NiCd and NiMH batteries and why a (1) 1/6 Scale (2") Pilot high quality battery should be used in the Ryan STA EP. C-30 ElectriFly Electronic...
  • Page 5: Optional Supplies & Tools

    Great Planes makes a complete range of Easy-Touch Bar Sanders and replaceable Easy-Touch Adhesive-Backed Sandpaper. While building the Ryan STA EP, we used two 5-1/2" Bar Sanders and two 11" Bar Sanders equipped with 80-grit and 150-grit Adhesive-backed Sandpaper.
  • Page 6: Common Abbreviations

    Machine screws are designated by a number, threads per • The easiest way to cut balsa sticks is with a single-edge inch, and a length. For example 4-40 x 3/4" [19mm]. razor blade or razor saw. Position the stick over the plan, mark its size, then cut the part on a piece of scrap wood.
  • Page 7: Die-Cut Patterns

    DIE-CUT PATTERNS...
  • Page 8: Build The Tail Surfaces

    TE. 2. Position the fuse plan so the stab plan is over your flat building board. Cover the plan with Great Planes Plan Protector or wax paper so glue will not adhere. 6. From the 3/16" x 3/16" x 30" [4.8mm x 4.8mm x 762mm] balsa stick, cut and glue the stab ribs to the stab frame.
  • Page 9 B. Use the sharpened tube to carefully gouge the leading elevator joiner outline forward to the leading edge. Also, use edge of the elevators. You’ll have to make several passes a Great Planes Precision Hinge Marking Tool ™ (GPMR4005) to make the recess deep enough for the joiner wire.
  • Page 10: Build The Fin & Rudder

    10. Temporarily join the elevators with the joiner wire. The joiner wire will be easier to install if you chamfer (bevel) the ends a little. If necessary, “tweak” the joiner wire so the elevators are parallel and lay flat on your building table when the joiner wire is installed.
  • Page 11: Finish The Tail Surfaces

    10. To cut the hinge slot, first locate the center line of the on the plan. LE and TE edges using the Great Planes Precision Hinge Marking Tool (GPMR4005). Then place the blades of the Slot Machine onto the wood where you want the slot. Lightly press the teeth into the wood.
  • Page 12: Build The Wing

    “V” on the leading edge of the elevators with a W4. Note on the wing plan which side of the ribs the rib razor plane or the Great Planes Multi-Sander (GPMR6190) doublers are glued to and that the rib doublers are aligned with 150-grit sandpaper.
  • Page 13 ribs with the landing gear doublers and the W3 and W4 ribs with the rib doublers. The main spar will need to be bent upward to contact the W5 rib. 6. Cut a V-notch part way through the spar, at the mark, so that the spar can bend at W4.
  • Page 14 13. From the 1/16" x 3" x 30" [1.6mm x 76.2mm x 762mm] balsa sheet that the shims were cut from, cut and glue vertical grain shear webs to the spars in the locations shown on the plan. It is not necessary for the shear webs to be glued to the ribs.
  • Page 15 rib W5. Trim the building tabs off of the bottom of the sub TE. block is glued towards the tip end. A couple of T-pins can be Trim the TE sheeting stop tabs, at the aft end of the W1, W2 inserted from the top of the wing, through the LE sheeting, and W3 ribs, to a point.
  • Page 16 31. From the 3/8" x 3/8" x 12" [9.5mm x 9.5mm x B. Position the sheeting against the notch at the back of 304.8mm] balsa stick cut three 1-1/4" [31.8mm] long hinge the main spar. Press down on the sheeting around the backups.
  • Page 17: Join The Wing Panels

    Join the Wing Panels 1. Draw centerlines along the width and the length of the two die-cut 1/16" [1.6mm] plywood forward wing joiner and aft wing joiner. 34. From the remaining 3/32" x 1/2" [ 2.4mm x 12.7mm] stick used for the sub LE, cut and glue wing tip braces on the top and bottom of the wing tip.
  • Page 18 one wing half flat on your building board, block up the other 8. Use a 3/16" [4.8mm] drill bit to enlarge the hole for the wing tip 2-1/4" [57.2mm] at the outer most rib W4. Sight 3/16" [4.8mm] wing dowel in the LE of the wing. down the wing from the wing tip, checking that the main spar and TE are straight.
  • Page 19: Assemble The Ailerons

    Then, remove the hatch and put a drop of thin CA in each hole in the rails to harden the wood. After the CA has cured, replace the hatch and screws. 13. Go back to step 10 and install the other aileron hatch. Assemble the Ailerons 6.
  • Page 20: Build The Fuselage

    11. Draw a centerline on the LE of the aileron and the 2. Glue the two die-cut 3/32" [2.4mm] balsa fuselage TE of the wing. bases together. Pin the base over the fuselage top view. 12. Cut the hinge slots in the aileron and the wing. Cut three 1/2"...
  • Page 21 10. Glue the die-cut 3-ply wing bolt plate (WBP) to the wing saddle and former F6A. 7. Glue former F6A perpendicular to the fuselage base with formers F6D towards the aft end of the fuselage. 8. Glue the two die-cut 3-ply wing saddles between 11.
  • Page 22 17. Cut and glue a 3/8" x 3/8" [9.5mm x 9.5mm] stick to the front of the die-cut 3/32" [2.4mm] balsa former F9. The stick is centered on the former and runs from the stab saddle slot to the bottom of the former. 13.
  • Page 23: Sheet The Lower Half Of The Fuselage

    20. Glue the 3/16" [4.8mm] balsa aft bottom stringers 2. Trim a 1/16" x 3" x 30" [1.6mm x 76.2mm x 762mm] between F6A and F9. Glue the 3/16" [4.8mm] balsa forward balsa sheet to fit between F1A and F6A. Note: Do not glue bottom stringers between F1A and F2A.
  • Page 24: Install The Outer Pushrod Tubes

    filled with Hobbico balsa filler or a 50/50 mixture of 6. From the remaining 1/8" x 3" x 30" [3.2mm x 76.2mm microballoons and epoxy. After the filler has cured, cut off x 762mm] sheet cut in step 5, trim and glue a forward the excess pushrod tube and sand the tube and filler flush bottom deck to formers F1A, F2A and the lower forward with the fuselage sheeting.
  • Page 25: Build The Battery Hatch Cover

    5. Glue 3/16" x 3/16" [4.8mm x 4.8mm] stringers from former 10. Trim and sand the upper fuselage sheeting flush with F6B to F8B. The stringers glue to the front of former F8B. the face of formers F1A and F9. Cut out the battery hatch area.
  • Page 26 8. Place a piece of plan protector or waxed paper in the battery hatch area and make a hole in the protector at both pin holes. Reinstall the battery hatch base, centered in the opening. Glue the hatch pins to the hatch base and hatch pin doublers.
  • Page 27: Build The Motor Mount

    the fuse by temporarily inserting the retainer pin through the backrest. 20. Glue the remaining 1/8" x 3" [3.2mm x 76.2mm] sheeting to the top of the battery hatch from the forward IP to the aft IP. Trim and sand the top sheeting flush with the side sheeting.
  • Page 28: Mount The Wing On The Fuselage

    5. Glue the aft bottom motor mount between the sides. The tabs on the motor mount aft bottom should be against the angled part of the motor mount sides. The motor mount aft bottom should also be tight against former F1A. Mount the Wing on the Fuselage 1.
  • Page 29: Mount The Stabilizer & Fin

    Important: Do not allow the wing to shift during this procedure. 4. Remove the wing and use a 1/4" [6.4mm] drill bit to enlarge the hole in the wing only. 5. Use a 1/4-20 tap to cut threads into the bolt plate. After cutting the threads, put a couple of drops of thin CA on the threads in the bolt plate.
  • Page 30 piece of 3/16" x 3/8" balsa stick to make a dummy fin to fit between the two fairings. 5. Using only one or two drops of CA, tack glue the fairings to the dummy fin. Make sure one of the ends and the bottoms of the fairings are flush.
  • Page 31 13. Test fit the fin in the fuselage base. You may need to sand the bottom end of the TE to allow the bottom of the fin to fit tightly against the base. Align the LE of the fin with the 17.
  • Page 32: Radio Installation

    RADIO INSTALLATION Install the Servos 6. Position a 3-ply control horn base over the control horn location. Mark the outline of the control horn base on the fairing. Carefully trim the fairing so that the control horn base can be recessed into the fairing, flush with the top of the fairing.
  • Page 33: Install The Motor & Speed Control

    1. Our plane flew great using the Great Planes GD-600 ESC. On our show model, we waited until after the model geardrive (GPMG0850).
  • Page 34: Install The Aileron Pushrods

    2. After the epoxy has fully cured, insert a 1/32" [.8mm] temporary shim between the servo and the plywood hatch. Drill 1/16" [1.6mm] pilot holes and mount the servos to the mounting blocks using the hardware that came with the servos.
  • Page 35: Finish The Fuselage Assembly

    3. Drill a 1/16" [1.6mm] diameter pilot hole at each mark. 4. Temporarily secure the main landing gear to the landing gear rail with the landing gear straps and four #2 x 3/8" sheet metal screws. 7. Connect the aileron servo to the receiver with a Y-connector.
  • Page 36 Center a nylon landing gear strap over the slot and mark the 3. Test fit the wheel pant halves together and make mounting holes. Remove the strap and drill a 1/16" pilot hole adjustments where necessary for the best possible fit. at both marks.
  • Page 37: Assemble The Cowl

    12. Adjust and tighten the wheel collars on the landing gear so that the wheel rotates freely. The use of thread lock on the set screws will prevent them from coming loose during flight. 13. Return to step 1 of “Assemble the Wheel Pants” and assemble the other wheel pant.
  • Page 38: Fit The Windscreen & Headrest

    the cowl and mark the location of the mounting blocks on the cowl. Drill 1/16" pilot holes through the cowl and mounting blocks at each mark. Attach the cowl to the mounting blocks with #2 x 3/8" sheet metal screws. Fit the Windscreen &...
  • Page 39: Finishing

    Cover the Model with MonoKote ® Film The Ryan STA EP does not require much painting to obtain the scheme shown on the box, as most of the finish is done with Top Flite MonoKote covering. The only painting required is the cowl, windscreen, headrest and wheel pants.
  • Page 40: Suggested Covering Sequence

    We used Top Flite MonoKote White (TOPQ0204), Red We used LustreKote White (TOPR7204) and Red (TOPQ7227) (TOPQ0201) and Black (TOPQ0208) to cover our Ryan STA EP . to paint the cowl, wheel pants and headrest. The inside of the cockpit was first coated with thinned epoxy and was then brushed with flat black.
  • Page 41 TEMPORARY PIN TO KEEP HINGE CENTERED INSTALLING CA HINGES The hinge material supplied in this kit consists of a 3-layer lamination of mylar and polyester. It is specially made for the purpose of hinging model airplane control surfaces. Properly installed, this type of hinge provides the best C.
  • Page 42: Install The Wheels

    Use 6-minute epoxy to glue the tailwheel bearing in the aft end of the fuse. After the 5. The Ryan STA EP kit contains a decal sheet including epoxy has cured, pack the tailwheel wire hole in the rudder the American flags and “N”...
  • Page 43: Get The Model Ready To Fly

    If, after you have become shown in the diagram. If any of the controls respond in the accustomed to the way the Ryan STA EP flies, you would like to wrong direction, use the servo reversing in the transmitter to change the throws to suit your taste, that is fine.
  • Page 44: Balance The Model (C.g.)

    3. When the Ryan STA EP is properly balanced, the stab extend the life of your motor. If you notice a decrease in will be level.
  • Page 45: Performance Tips

    3. The ideal power source for the Ryan STA EP is a 7-cell, dealer it there is a club in your area and join. Club fields are 8.4 volt 1700 – 3000 mAh battery pack. The use of a higher...
  • Page 46: Ama Safety Code (Excerpt)

    4. I will operate my model using only radio control frequencies currently allowed by the Federal Communications The Ryan STA EP is a great-flying model that flies smoothly Commission. and predictably. The Ryan STA EP does not, however,...
  • Page 47: Takeoff

    R/C Take it easy with the Ryan STA EP for the first few flights, trainer and should be flown only be experienced R/C pilots. gradually getting acquainted with it as you gain confidence.
  • Page 48: Two View Drawing

    TWO VIEW DRAWING Use copies of this page to plan your trim scheme...

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