Hangar 9 Alpha 40 ARF Assembly Manual
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Hangar 9 Alpha 40 ARF Assembly Manual

Hangar 9 Alpha 40 ARF Assembly Manual

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Alpha 40 ARF
Assembly Manual
Specifications
Wingspan: ................................................... 63 in (1600mm)
Length: ..................................................... 52.5 in (1334mm)
Wing Area: ....................................... 710 sq in (45.8 sq dm)
Weight: ............................................ 5–5.5 lb (2.27–2.49 kg)
Radio: ..................................................4-channel minimum
Engine: ................. .40–.46 2-stroke (glow), Power 25 (EP)

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Summary of Contents for Hangar 9 Alpha 40 ARF

  • Page 1 Alpha 40 ARF Assembly Manual Specifications Wingspan: ........... 63 in (1600mm) Length: ............. 52.5 in (1334mm) Wing Area: ........710 sq in (45.8 sq dm) Weight: ..........5–5.5 lb (2.27–2.49 kg) Radio: ..........4-channel minimum Engine: ....40–.46 2-stroke (glow), Power 25 (EP)

  • Page 2: Table Of Contents

    Safety Do’s and Don’ts for Pilots .........49 Daily Flight Checks ...............49 Glossary of Terms ..............49 Safety, Precautions and Warnings ........50 Warranty and Repair Policy ..........50 2010 Official Academy of Model Aeronautics Safety Code ..52 Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 3: Included Parts Listing

    #4 silver flat washer Engine to motor mount 8-32 blind nut Engine mount 4-40 nylon inserted locknut Engine to motor mount Black nylon motor mount 45mm EP standoffs 2-inch (50mm) 2-blade spinner, red Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 4: Contents Of Kit And Parts Layout

    • Always be courteous and respectful of other users of your selected flight area. • Choose an area clear of obstacles and large enough to safely accommodate your flying activity. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 5: Important Informationregarding Warranty

    Hex wrench or ball driver: 1.5mm, 2.5mm, 3/32-inch, 9/64-inch Recommended Setup - Power 25 Drill bit: 1/16-inch (1.5mm), 5/64-inch (2mm), 1/8-inch • Power 25 Brushless Outrunner Motor, (3mm), 5/32-inch (4mm), 11/64-inch (4.5mm) 870Kv (EFLM4025A) Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 6: Additional Required Adhesives

    Important: You will need to connect a 6-inch (152mm) extension in the Aileron port of the receiver to connect to the servo used for the Ailerons. Leave the extension plugged into the receiver when unplugging the servos. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 7: Glow Engine Installation

    Locate the necessary hardware to install the engine on your model.  Step 5 If you are installing a glow engine, you will need to install the servo used to control the throttle at this time. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 8 The nuts are not to be tightened at this time so the mount can be positioned for your engine. The bolts wil be tightened once the engine has been secured to the mounting rails. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 9  Step 8 Use a hobby knife to cut a 1/4-inch (6mm) piece of tubing from the 2-inch (52mm) safety tubing. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 10: Fuel Tank Installation

    Guiding the fuel tubes to the top of the fuselage, place the tank Side View in the fuselage so it rests in the fuselage as shown. The tank will fit snug against the back of the firewall when installed. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 11 Once fit, use will lock the front of the hatch in position. screw. Use two screws and washers to secure the hatch medium CA to glue the braces to the fuselage sides. to the fuselage. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 12: Muffler Installation

    #11 blade to trim the length of the line if necessary closely to the engine when positioned correctly. Slide the so they don’t interfere with the operation of the engine. spinner backplate onto the engine crankshaft so it is tight against the flywheel. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 13: Electric Motor Installation

    Note: Make sure the propeller has not moved from its position as described back in Step 3. If it has, the spinner cone will not be able to be installed in the following steps. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 14 5/16- inch open end wrench. Install all four standoffs at this time.  Step 4 Place a drop of threadlock on each of the screws. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 15 Follow components you may need to change the motor wires later the instructions provided with the speed control to when checking the operation of the motor. complete this step. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 16  Step 13 Position the speed control in the fuselage as shown. It will be secured once the battery trays have been installed. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 17 If the battery slides forward or aft in the fuselage, use a small piece of hook and loop tape between the tray and battery to prevent it from doing so. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 18: Propeller And Spinner Installation-Electric Motor

    Hex wrench or ball driver: 3/32-inch (2mm)  Step 1 Locate the items necessary to install the propeller and spinner on the motor.  Step 2 Slide the propeller adapter on the motor as shown. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 19 Note: Make sure the propeller has not moved from its position as described back in Step 4. If it has, the spinner cone will not be able to be installed in the following steps. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 20: Landing Gear Installation

    Inspect the nose gear assembly. There is a small notch in the wire that will align with the hole for the setscrew in the Locate the items necessary to install the nose gear and main steering arm. landing gear on your aircraft. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 21 Use a 1.5mm hex wrench or ball driver to tighten assemblies, allowing them to fit snug in the slot. the setscrew. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 22 #4 x 3/8-inch wood screws. Use a #2 Phillips screwdriver to tighten the screws. hint: At this time you can remove the lines from the bottom of the fuselage using rubbing alcohol and a paper towel. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 23: Receiver Installation-Electric Motor Option

    Scissors  Step 1 Locate the hardware necessary to install the radio tray in the fuselage.  Step 2 Mount the receiver to the bottom of the fuselage using hook and loop tape. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 24 3/32-inch (2.5mm) drill bit to drill a hole in the support block and expose the mounting location for the radio switch. for the screw that will secure the position of the radio tray. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 25 Place the receiver and receiver battery in the fuselage. Use scissors to cut small pieces of 1/4-inch (6mm) foam to isolate the receiver and battery from each other, as well as from the fuselage sides. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 26: Wing Dowel Installation

    Locate the wing dowels for your aircraft. Slide the wing dowel into the pre-drilled holes in the front of the fuselage. Center the dowel so it extends equally from both sides of the fuselage. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 27: Fin And Stabilizer Installation

    Also remove the Slide the two #4 washers onto the threaded rods from the covering from the pre-drilled holes in the stabilizer. bottom of the stabilizer. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 28 Insert the screw into the hole in the fuselage and through the stabilizer to the preinstalled blind nut on the top of the stabilizer. Use a #2 Phillips screwdriver to tighten the screw. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 29: Throttle Linkage Connection

    It is best to set it as the manual. close mechanically to result in linear travel of the throttle. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 30 Slide the pushrod wire through the hole in the servo horn. The horn will fit against the bend in the wire. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 31: Elevator Linkage Installation

     Step 13 If you are going to step away from your model, make sure to turn off both the transmitter and receiver. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 32 1/2-inch (13mm) from the center of the horn is facing toward the elevator pushrod wire. Attach clevis to center hole  Step 7 Use pliers to bend the pushrod wire 90-degrees at the mark made in the previous step. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 33 Use a #1 Phillips screwdriver to tighten the screw.  Step 14 If you are going to step away from your model, make sure to turn off both the transmitter and receiver. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 34: Rudder And Steering Linkage Installation

    Use a pin vise and 5/64-inch (2mm) drill bit to enlarge a hole on the servo horn that is 9/16-inch (14mm) from the center of the servo horn on the side closest to the steering pushrod wire. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 35 E-clip in position. into the tube first. Use a hobby knife and #11 blade to trim the clevis 10-turns on the rudder pushrod wire as shown. the covering on the fuselage where the pushrod exits. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 36 Use a felt-tipped pen to mark the pushrod wire where it The horn will fit against the bend in the wire. crosses the hole enlarged previously on the servo horn. Attach clevis to center hole Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 37  Step 18 If you are going to step away from your model, make sure to turn off both the transmitter and receiver. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 38: Aileron Servo Installation

     Step 4 Place 2–3 drops of thin CA in each of the holes to harden the surrounding wood. This will make the screws more secure and less likely to vibrate loose. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 39 Measure 3/8-inch (10mm) up from the bend and use cutters to remove the two shorter arms from the servo horn. clevis 10-turns on a 6-1/8-inch (155mm) threaded pushrod. diagonal cutters to trim the pushrod wire as shown. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 40: Wing Assembly

    Locate the items necessary to join the left and right wing panels.  Step 13 Connect the aileron linkages to the holes of the servo horn that were enlarged in the previous steps. Use the pushrod snap links for this step. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 41 If they and bottom of the joint. are not, thread the clevis in or out as necessary to align the aileron and wing. Make sure to align both aileron at this time. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 42: Optional: Gluing The Wing Halves

    Mix 1/2-ounce total (15ML) of 30-minute epoxy. Use an Locate the items necessary to join the left and epoxy brush to apply a thin layer of epoxy to each of the right wing panels. wing roots as shown. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 43 If they are not, thread the clevis in or out as necessary to align the aileron and wing. Make sure to align both aileron at this time. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 44: Wing Installation

    Locate the aileron extension that is inside the fuselage. Align that is on the rubber bands, making them last longer. the colors from the aileron servo lead with the extension so they match, then plug them together. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 45: Checking The Control Surface Movement

    Check the movement of the elevator with the radio system. Pulling the elevator/aileron stick (right stick on the transmitter) back will make the airplane elevator move up. This will cause the aircraft to pitch up in flight. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 46: Checking The Throttle Operation

    The carburetor should close without binding the throttle servo. If the servo binds, you will need to adjust the clevis at the carburetor by threading it in or out to eliminate any binding. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 47: Balancing Your Alpha Arf

     Marking the Balance Point will not fall off in flight. The first step in balancing your Alpha 40 ARF is to mark the location for the balance point. The ideal balance point for the Alpha ARF is 2 –3 inches (70–76mm) back from the leading edge against the fuselage.

  • Page 48: Control Throws

    It is suggested if they loosen frequently to remove them, apply threadlock to the setscrews, then secure the wheel collars back into position. The threadlock and hex wrench are included in the kit for this purpose. Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 49: Flight Preparations

    4-cells to power the transmitter. Do not fly below 9.5V on the dihedral: The degree of angle (V-shaped bend) at which the transmitter if you are using a JR or Spektrum transmitter that wings intersect the fuselage is called dihedral. More dihedral Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 50: Safety, Precautions And Warnings

    PRODUCTION OR COMMERCIAL LOSS IN ANY WAY from loosening due to vibration. CONNECTED WITH THE PRODUCT, WHETHER SUCH CLAIM Torque Rods: Inserted into the ailerons, these rigid wire IS BASED IN CONTRACT, WARRANTY, NEGLIGENCE, OR Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 51 Hamburger Str. 10 +49 4121 46199 66 25335 Elmshorn service@horizonhobby.de Germany France Horizon Hobby SAS 14 Rue Gustave Eiffel +33 (0) 1 60 47 44 70 Zone d’Activité du Réveil Matin 91230 Montgeron Hangar 9 Alpha 40 ARF Assembly Manual...

  • Page 52: 2010 Official Academy Of Model Aeronautics Safety Code

    An area away from the line to the outside of the model aircraft. This does not apply to model aircraft flown indoors. must be maintained for spectators. Intentional flying behind the line is prohibited. Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 53 Hangar 9 Alpha 40 ARF Assembly Manual...
  • Page 54 The Spektrum trademark is used with permission of Bachmann Industries, Inc. © 2010 Horizon Hobby, Inc. horizonhobby.com www.hangar-9.com 17017.1 Revised 05/10...

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