Hangar 9 Extra 260 Assembly Manual
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Hangar 9 Extra 260 Assembly Manual

Hangar 9 Extra 260 Assembly Manual

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Specifications

Wingspan: ............. 78.25 in (198.8 cm)
Length: ................... 71.25 in (181 cm)
Wing Area: ............ 1134 sq in (73.1 sq dm)
Weight: .................. 12–15.5 lb (5.44–7.0 kg)
Radio: ..................... 4-channel w/6 servos
Recommended Engines:
2-Stroke ............1.20–2.10
4-Stroke ............1.50–2.20
Gas .....................35–50cc
Extra 260
ASSEMBLY MANUAL
• Awsome IMAC and 3D performer
• Lightweight construction
• Designed by aerobatic veteran Mike McConville
• 90% factory built ARF
• Plug-in wings and stabilizers for easy transport and field assembly
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Summary of Contents for Hangar 9 Extra 260

  • Page 1: Specifications

    � �� Extra 260 ASSEMBLY MANUAL Specifications Wingspan: ..... 78.25 in (198.8 cm) Length: ....71.25 in (181 cm) Wing Area: .... 1134 sq in (73.1 sq dm) Weight: ....12–15.5 lb (5.44–7.0 kg) Radio: ..... 4-channel w/6 servos Recommended Engines: •...

  • Page 2: Table Of Contents

    Table of Contents Covering Colors ..............2 Contents of Kit .

  • Page 3: Contents Of Kit

    Contents of Kit Large Parts Fuselage w/Hatch HAN2751 Right Wing Panel w/Aileron HAN2752 Left Wing Panel w/Aileron HAN2753 Stabilizer w/Elevators HAN2754 Rudder HAN2755 Canopy HAN2756 Canopy Hatch HAN2757 Cowl HAN2758 Carbon Fiber Landing Gear HAN2759 Wheel Pant Set HAN2760 Decal Set HAN2761 Carbon Fiber Tail Wheel Bracket HAN2762...

  • Page 4: Additional Required Tools And Adhesives

    Additional Required Tools and Adhesives Tools Other Required Items • 4-40 tap • Epoxy brushes • Adjustable wrench (small) • Felt-tipped pen or pencil • Canopy scissors • Measuring device (e.g. ruler, tape measure) • Drill (drill press preferred) • Mixing sticks for epoxy •...

  • Page 5: Servo Selection

    Servo Selection The servos used for the control surfaces of the Extra 260 must have a minimum of 80 ounce inch of servo torque. In the prototype Extras, we used JR8231 and JR9411 servos. On the rudder we used one JR8411SA servo.

  • Page 6: Section 1 - Hinging The Control Surfaces

    Section 1 – Hinging the Control Surfaces Required Parts    Step 2 • Elevator (left and right) • Fuselage Mix 1 ounce of 30-minute epoxy. Using a glue • Rudder • Hinges (17) syringe or toothpick, place a sufficient amount of 30-minute epoxy into one of the hinge pockets in •...
  • Page 7 Section 1 – Hinging the Control Surfaces    Step 3    Step 5 Allow the glue to fully cure for at least 6 hours. Carefully attach the aileron to the wing, making sure When cured, work each hinge throughout its full the hinges are inserted in their respective hinge motion several times using your hands.
  • Page 8 Section 1 – Hinging the Control Surfaces   Step 8  Step 10 Use a razor saw to cut off the first section of one of Repeat Steps 1 through 9 for the remaining aileron the hinges. This is done to clear the tube installed and elevator.

  • Page 9: Section 2 - Sealing The Hinge Gaps

    Section 2 – Sealing the Hinge Gaps Required Parts    Step 2 • Wing panel w/aileron (right and left) Remove the backing from the UltraCote. Place the • Stabilizer w/elevator (left and right) folded crease side into the center of the hinge line on the bottom of the wing.

  • Page 10: Section 3 - Aileron Servo Installation

    Section 3 – Aileron Servo Installation Required Parts   Step 2 • Wing panel (right and left) Plug a 12" servo extension onto the servo. Either • 3 " aileron linkage (2) tie the servo leads together, using a commercially available connector, or use unwaxed dental floss to •...
  • Page 11 Section 3 – Aileron Servo Installation   Step 4   Step 5 Tie the string to the servo extension and insert the Mix a small amount of 30-minute epoxy and lightly servo into the wing. Use the string to pull the servo coat the inside of the hole in the aileron and the lead through the wing.
  • Page 12 The sequence is screw, ball link, servo arm and nut. Don’t forget to use threadlock. Note: Hangar 9® aluminum servo arms are suggested for ease of installation and durability. Use 3D 1/2 Servo Arm 4-40: JR (HAN3578) for the aileron servos.

  • Page 13: Section 4 - Wing And Stabilizer Installation

    Section 4 – Wing and Stabilizer Installation Required Parts  Step 4 • Wing panels • Fuselage Secure the wing panels using the 1/4-20 x 2" nylon • Wing tube • Stabilizer tube wing bolts. • 1/4-20 x 2" nylon bolt (2) •...
  • Page 14 Section 4 – Wing and Stabilizer Installation  Step 6  Step 8 Mark the tube on both sides of the fuselage using a Slide the assembly into the fuselage. Slide the felt-tipped pen. remaining stab half onto the tube and drill and tap the location for the 4-40 retaining bolt.

  • Page 15: Section 5 - Elevator Servo Installation

    Section 5 – Elevator Servo Installation Required Parts   Step 1 • Fuselage w/stabilizer Install an 18" servo extension onto an elevator • 5 " elevator linkage (2) servo. Either tie the servo leads together, using a commercially available connector, or use unwaxed •...
  • Page 16 Section 5 – Elevator Servo Installation   Step 5   Step 8 Screw the molded swivel link onto the 8-32 screw Use the included 4-40 screws and nuts to attach until the distance from the elevator surface to the top the ball link to the outer hole in the arm.

  • Page 17: Section 6 - Landing Gear Installation

    Section 6 – Landing Gear Installation Required Parts   Step 3 • Fuselage • Wheel pant (left and right) Fit the pants over the axle on the landing gear. Align • #8 washer (4) • 8-32 nylon lock nut (4) the centerline of the wheel pant to the centerline of the fuselage.
  • Page 18 Section 6 – Landing Gear Installation   Step 5   Step 7 Install a 4-40 blind nut into the hole from the inside Secure the pant in place using a 4-40 x 1/2" socket of the pant. The nut will be drawn into the plywood head screw and #4 washer.

  • Page 19: Section 7A - Engine Installation: Saito

    Section 7A – Engine Installation: Saito Required Parts  Step 3 • Fuselage • Engine mount (2) Temporarily attach the engine to the engine mount • 8-32 x 1" screw (4) • 8-32 locknut (4) using four 8-32 x 1" screws, four 8-32 locknuts and four #8 washers.
  • Page 20 Section 7A – Engine Installation: Saito  Step 5  Step 7 Measure and record the measurements as shown. Take the measurement from Step 5 and divide it by two. (For the Saito, this will be 1 ".) Use this Hint: A Saito™...
  • Page 21 Section 7A – Engine Installation: Saito  Step 9 Attach the engine to the firewall using four 8-32 x 1 " socket head bolts, four #8 washers and four 8-32 blind nuts. Remember to use the mounting blocks that were prepared in Steps 1 and 2. ...

  • Page 22: Section 7B - Engine Installation: Da-50

    Section 7B – Engine Installation: DA-50 Required Parts  Step 2 • Fuselage • 1/4-20 x 1" bolts (4) Mark the centerline for the engine onto the firewall. • 17" throttle pushrod tube Note the vertical centerline is offset to the right side of center as viewed from the front due to the built-in •...
  • Page 23 Section 7B – Engine Installation: DA-50  Step 4  Step 6 Attach the engine to the firewall using four Remove the covering 1/2” away from the sides of 1/4-20 x 1" bolts and four 1/4" split washers from the the fuselage.
  • Page 24 Section 7B – Engine Installation: DA-50  Step 7  Step 8 Assemble the canister and header using the coupler Position the exhaust stinger directly down so the and clamps provided with the muffler. Fit the muffler exhaust exits the aircraft. Bolt the exhaust header to into the opening made in the former, and adjust as the engine.
  • Page 25 Section 7B – Engine Installation: DA-50  Step 9  Step 12 Trial fit the canister mount supplied with the exhaust Roughen the tube using medium sandpaper. Slide the system. Trim the bottom edge and add approximately tube into position and use medium CA to glue it to 3/32"...

  • Page 26: Section 8A - Rudder Servo Installation: Saito

    • 8-32 x 4" control horn screw • 4-40 x 1/2" socket head screw (2) The Extra 260 has two options for mounting the rudder servo. For lighter engines, such as the Saito™ 1.80 and 2.20, a pull-pull system is used. For heavier engines, such as the DA-50, a tail mounted servo is used.
  • Page 27 Section 8A – Rudder Servo Installation: Saito 1.80   Step 3  Step 5 Screw the molded swivel link onto the 8-32 screw Using the screws included with the servos, fasten until the distance from the rudder surface to the top of the servos in place.
  • Page 28 Section 8A – Rudder Servo Installation: Saito 1.80   Step 8  Step 9 Adjust the position of the threaded end on the Repeat Steps 2 through 8 to assemble and install the cable so it will thread into the ball end and have second rudder cable.

  • Page 29: Section 8B - Rudder Servo Installation: Da-50

    Section 8B – Rudder Servo Installation: DA-50 Required Parts  Step 2 • Fuselage w/ stabilizer • 5" rudder linkage Remove the covering from the fuselage for the rudder • 8-32 flange nut • Molded swivel link servo location. Install the servo in the fuselage tail section with the output shaft to the rear as shown in •...
  • Page 30 Section 8B – Rudder Servo Installation: DA-50  Step 5  Step 8 Screw the molded swivel link onto the 8-32 screw Screw a 4-40 ball link 5 to 6 turns onto the 5" rudder until the distance from the rudder surface to the top linkage.

  • Page 31: Section 9 - Tail Wheel Installation

    Section 9 – Tail Wheel Installation Required Parts  Step 3 • Fuselage • Tail wheel assembly Remove the bracket and drill 5/64" pilot holes at the • Tail wheel spring (2) • Tail wheel assembly previously marked positions. • #4 x 5/8" socket head wood screw (2) •...

  • Page 32: Section 10 - Fuel Tank Installation

    Section 10 – Fuel Tank Installation Required Parts  Step 2 • Clunk (fuel pickup) • Metal caps (2) Locate the rubber stopper. Insert the shorter metal • Fuel pickup tubing • Fuel tank fuel tube into one of the holes in the stopper so that an equal amount of tube extends from each side of •...
  • Page 33 Section 10 – Fuel Tank Installation  Step 4  Step 6 Bend the longer fuel tube carefully to a 45-degree Locate the clear piece of silicone fuel tubing and angle using your fingers. This will be the fuel tank the fuel tank clunk.
  • Page 34 Section 10 – Fuel Tank Installation  Step 8  Step 10 Tighten the M3 x 20 screw carefully—do not over- Cut a piece of 1/4" foam and attach it to the bottom tighten. This allows the rubber stopper to form a seal of the fuel tank.
  • Page 35 Special considerations for Securing the Fuel Tubing DA-50 Installation: Wire ties must be used to secure the fuel lines to the tubing, If these precautions are not done, the fuel Fuel Tank Orientation lines will slide off the brass tubing. Because of the location of the throttle linkage, the tank will be mounted on its side.

  • Page 36: Section 11 - Radio Installation

    Section 11 – Radio Installation Required Parts  Step 3 • Fuselage • Pushrod keeper Mount the throttle servo using the hardware provided with the servo. Plug the servo into the receiver and Required Tools and Adhesives attach the servo arm to the throttle servo. •...

  • Page 37: Section 12 - Cowling Installation

    Section 12 – Cowling Installation Required Parts  Step 3 • Fuselage assembly • Cowling Remove the cowl from the fuselage. Use a rotary tool • #4 washer (4) • 1/4" fuel tube (4) and sanding drum to remove material to allow access to items such as needle valves, glow plugs, cut-off •...
  • Page 38 Section 12 – Cowling Installation  Step 4  Step 5 Remove the bottom rear edge of the cowl for an air Install the propeller and spinner to complete the exhaust. This is important for engine cooling. cowling installation. For DA-50 and canister muffler For DA-50 and pitts muffler...

  • Page 39: Section 13 - Hatch Assembly

    Section 13 – Hatch Assembly Required Parts  Step 4 • Hatch • Canopy Lightly sand the inside edge of the canopy and • 4-40 x 1/2" screw (4) • #4 washer (4) slightly inside the line drawn on the hatch using medium sandpaper.

  • Page 40: Balancing The Model

    Measure back 5" from the leading edge at the root rib correct balance. and mark the location with a felt-tipped pen on the bottom of the wing. This is the recommended center of gravity (CG). The CG range for your Extra 260 is between 4 and 5 ".

  • Page 41: Preflight At The Field

    If it is, don’t attempt to fly! Have your radio equipment checked out by the manufacturer. Flying Information For detailed information on set-up and flying the Extra 260 by Mike McConville, go to www.hangar-9.com.

  • Page 42: 2004 Official Ama National Model Aircraft Safety Code

    2004 Official AMA National Model Aircraft Safety Code GENERAL defined as an aircraft with or without engine, not able to carry a human being.) 1) I will not fly my model aircraft in sanctioned 8) I will not consume alcoholic beverages prior to, events, air shows or model flying demonstrations nor during, participation in any model operations.
  • Page 43 2004 Official AMA National Model Aircraft Safety Code equivalent combustion engine size. Additional safety Organized RC Racing Event requirements will be per the RC Combat section of 10) An RC racing event, whether or not an AMA Rule the current Competition Regulations. Book event, is one in which model aircraft compete 7) At air shows or model flying demonstrations, a in flight over a prescribed course with the objective of...
  • Page 44 � �� © 2005 Horizon Hobby, Inc. 4105 Fieldstone Road Champaign, Illinois 61822 (877) 504-0233 www.horizonhobby.com 7422...

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