Alpha 40 with Spektrum DX5e ™ Assembly mAnuAl Specifications Wingspan ........63 in (1600mm) Engine Size .......45 cu in (included) Length w/Spinner ......52.5 in (1334mm) Radio.......Spektrum DX5e (included) Wing Area ......710 sq in (45.8 sq dm) Servos ........4 servos (included) Flying Weight ........5.25 lb (2.4 kg) Spektrum is used with permission of Bachmann Industries, Inc.
Warranty Information Warranty Period Exclusive Warranty- Horizon Hobby, Inc., (Horizon) warranties that the Products purchased (the "Product") will be free from defects in materials and workmanship at the date of purchase by the Purchaser. Limited Warranty (a) This warranty is limited to the original Purchaser ("Purchaser") and is not transferable. REPAIR OR REPLACEMENT AS PROVIDED UNDER THIS WARRANTY IS THE EXCLUSIVE REMEDY OF THE PURCHASER.
To receive warranty service, you must include your original sales receipt verifying the proof-of-purchase date. Provided warranty conditions have been met, your Product will be repaired or replaced free of charge. Repair or replacement decisions are at the sole discretion of Horizon Hobby. Non-Warranty Repairs...
Safety, Precautions, and Warnings This model is controlled by a radio signal that is subject to interference from many sources outside your control. This interference can cause momentary loss of control so it is advisable to always keep a safe distance in all directions around your model, as this margin will help to avoid collisions or injury.
Section 1: Landing Gear Installation Required Parts Step 3 • Fuselage • Landing gear strap (2) Repeat Steps 1 and 2 to install the remaining landing • Main landing gear assembly (2) gear assembly. • 3mm x 12mm sheet metal screw (4) Required Tools and Adhesives •...
Section 1: Landing Gear Installation Step 5 Use a #2 Phillips screwdriver and two 3mm x 12mm sheet metal screws to secure one of the straps to the bottom of the fuselage. Step 6 Repeat Steps 4 and 5 to secure the remaining landing gear strap to the bottom of the fuselage.
Section 2: Fin and Stabilizer Installation Required Parts Step 3 • Fin/Rudder assembly • #4 washer (4) Use scissors to cut the end of the tube of threadlock. Cut • Stabilizer/Elevator assembly • Wing nut (2) only the corner so the application of the threadlock can be controlled easier than if the whole end were cut off.
Section 2: Fin and Stabilizer Installation o Step 5 Step 7 Thread the two wing nuts onto the threaded rods to secure Locate a #4 washer and 3mm x 10mm machine screw. the fin to the stabilizer. Don't over-tighten the wing nut and Slide the washer onto the screw, then apply a small damage the underlying wood.
Section 2: Fin and Stabilizer Installation Step 9 Step 11 Repeat Steps 7 and 8 to install the second screw. Connect the clevis to the center hole of the rudder control horn. The alignment of the rudder will be covered later in this manual.
Section 3: Propeller and Spinner Installation Required Parts Step 3 • Fuselage assembly • Spinner assembly Slide the propeller onto the engine crankshaft. The • Propeller blades of the propeller will be positioned against the bosses for the spinner screws of the spinner backplate Required Tools and Adhesives as shown below.
Section 3: Propeller and Spinner Installation Step 5 Step 7 Thread the propeller nut onto the engine crankshaft. Slide the spinner cone over the propeller. It will fit into the grooves in the spinner backplate when installed. Step 6 ...
Section 4: Wing Dowel Installation Required Parts Step 3 • Fuselage assembly • Wing dowel (2) Use the following photo to confirm the location of the wing dowel installation in the fuselage. Required Tools and Adhesives • Thin CA ...
Section 5: Wing Assembly Required Parts Step 3 • Wing panel (left and right) • Wing tube As you slide the wing panels together, make sure the • Clear tape aluminum pin at the back (trailing edge) of the wing slides into the hole of the receiving wing panel.
Section 5: Wing Assembly Step 5 Connect the clevises from the aileron pushrods to the aileron control horns. The alignment of the ailerons will be checked later in this manual. Section 5b: Optional: Gluing the Wing Halves Required Parts ...
Section 5b: Optional: Gluing the Wing Halves Step 2 Step 4 Mix 1/2-ounce total (15ML) of 30-minute epoxy. Use an As you slide the wing panels together, make sure the pin epoxy brush to apply a thin layer of epoxy to each of the at the back (trailing edge) of the wing slides into the hole wing roots as shown.
Section 5b: Optional: Gluing the Wing Halves Step 6 Step 8 Use tape (painter's tape suggested) to keep the two wing Connect the clevises from the aileron pushrods to the panels tight against each other until the epoxy is fully aileron control horns.
Section 6: Centering the Control Surfaces Required Parts Checking the Rudder • Assembled airframe Center the rudder stick and trim. If necessary, detach the clevis from the control horn and thread the clevis in or out Required Tools and Adhesives on the rudder pushrod until the rudder is aligned with the •...
Section 7: Wing Installation Required Parts Step 3 • Wing assembly • Fuselage assembly Install a second set of rubber bands on the wing • Rubber band (10) as shown. Step 1 Locate the aileron extension that is inside the fuselage. Align the colors from the aileron servo lead with the extension so they match, then plug them together.
Section 8: Your Spektrum DX5e Radio System Antenna Trainer Switch HI/LO Rate Switch Channel 5 Switch Throttle and Aileron and Rudder Stick Elevator Stick Throttle Trim Elevator Trim Rudder Trim Aileron Trim On/Off Switch Trainer Port Charge Jack Reversing Switches Mix Switch Mode 2 Section 9: Battery Installation...
Section 10: Digital Trims The DX5e features digital trims. Each time a trimmer is moved the servo output will change one step. If the trimmer is held, the output will scroll in that direction until the trimmer is released or the output reaches its end. Throttle Trim Elevator Trim Rudder Trim...
Section 13: Binding Binding is the process of teaching the receiver the specific Step 2 code of the transmitter so it will connect to that specific Temporarily remove the power plug from the battery/bind transmitter which it is bound to. The transmitter and port in the receiver and plug it into the aileron extension.
Section 13: Binding Step 3 Step 5 Turn on the receiver switch. The LED on the receiver Pull and hold the trainer switch on the top of the should be flashing, indicating that the receiver is ready transmitter while turning on the power switch. Turning to bind.
Section 13: Binding Step 6 Step 7 After the system is bound, turn off the power on the Unplug the power lead from the aileron extension and transmitter and receiver. Then remove the bind plug from plug it back into the power/bind port of the receiver. Turn the receiver and store it in a convenient place.
Section 14: Checking the Control Surface Movement Required Parts Check the movement of the elevator with the radio system. Pulling the elevator/aileron stick (right stick on the • Transmitter • Assembled airframe transmitter) back will make the airplane elevator move up. The control direction has been set at the This will cause the aircraft to pitch up in flight.
Section 14: Checking the Control Surface Movement Checking the Ailerons Check the movement of the aileron using the transmitter. When the elevator/aileron stick is moved right, the right Check the movement of the aileron using the transmitter. aileron will move up and the left aileron will move down. When the aileron/elevator stick is moved left, the left This will cause the aircraft to roll right in flight.
Section 14: Checking the Control Surface Movement Checking the Rudder Check the movement of the rudder using the transmitter. When the rudder/throttle stick (left side of the transmitter) Check the movement of the rudder using the transmitter. is moved right, the rudder should also move right. This When the left stick is moved left, the rudder should also will cause the aircraft to turn right while on the ground move left.
Section 14: Checking the Control Surface Movement Reversing Direction of Flight Controls If you find any of the control surfaces moving in the opposite direction (example shown below), you will need to use the Servo Reversing feature of your radio system. Follow the instructions included with your radio to change the servo reversing of the offending control surface.
Section 15: Hi/Lo Rate The DX5e offers a high/low rate function on aileron, elevator and rudder. When the HI/LO rate switch is in the upper position or “HI” position, 100% travel is achieved on the aileron, elevator and rudder channels. When the switch is in the lower position, a reduced travel of 50% is achieved on the aileron, elevator and rudder channels.
Section 16: Setting the Control Throws Required Parts Aileron Throw • Transmitter • Assembled airframe Use a ruler to check the amount of throw for the aileron. Move the aileron stick fully and check the measurements. Required Tools and Adhesives Adjust the radio as necessary following the instructions •...
Section 17: Checking the Throttle Operation Required Parts Throttle Open • Fuselage assembly • Transmitter Move the throttle stick and trim up, or the fully open, position as shown. The carburetor should open without Throttle Closed binding the throttle servo. If the servo binds, you will need to adjust the clevis at the carburetor by threading it in or Move the throttle stick and trim down to the fully closed out to eliminate any binding.
Section 17: Checking the Throttle Operation Throttle set to Idle Move the throttle stick down to the fully closed position. Move the trim lever upward to open the carburetor roughly 1/16-inch (1.5mm). This will be the idle position for your engine. The idle will be fine-tuned at the field so the engine will idle reliably without stalling for slow flight and landing procedures.
Section 18: Balancing Your Alpha RTF Balanced Correctly In order for your Alpha 40 RTF to fly correctly, you will need to check the balance of the plane with the fuel tank empty. This is done by supporting the aircraft either using your fingers or by using a balancing stand.
Section 18: Balancing Your Alpha RTF Adding Weights to Correct the Balance Due to manufacturing differences, it is possible that the Alpha 40 RTF may not be balanced properly. Weights can be added to either the tail or the nose of your Alpha RTF if it does not balance properly.
Section 20: How to Range Test the DX5e Before each flying session, and especially with a new model, it is important to perform a range check. The DX5e incorporates a range testing system which, when placed in the RANGE CHECK mode with the trainer switch activated and held, reduces the output power, allowing a range check.
We recommend using high quality Cool Power Omega, Step 6 Hangar 9® AeroBlend™ or Power Master fuels containing 10 to 15% Nitro. The Evolution Engine has been test Turn the engine over using an electric starter. run using these fuels. If another brand of fuel is used, it...
Section 21: Starting and Adjusting the Evolution Engine STeP 2: lOW-SPeeD NeeDle ADjuSTMeNT If your engine starts from the above procedure, but won’t reliably continue to run with the glow driver removed, The low-speed or idle needle valve, included with the follow the steps above right.
Section 21: Starting and Adjusting the Evolution Engine TROuBleSHOOTING GuIDe eNGINe MAINTeNANCe After each flying session: engine Won’t Fire • Glow starter not charged Step 1 - Charge glow starter Fully drain the fuel from the tank. • Glow plug burnt out ...
Section 22: Maintaining Your Alpha 40 RTF The following is a check list that you should follow Checking the Control Horns every time you have completed a flying session with Inspect the control horns to make sure they have not your Alpha 40 RTF.
Section 22: Maintaining Your Alpha 40 RTF Check the engine Mount Bolts Adjusting the Steering Trim Remove the spinner and propeller from the engine. When adjusting the steering trim, do not use the trim on Remove the exhaust stacks from the fuselage, and the transmitter.
Safety Do’s and Don’ts for Pilots • Do not fly during adverse weather conditions. • Ensure that your batteries have been properly charged prior to your initial flight. Poor visibility can cause disorientation and loss of control of your aircraft. Strong winds can cause •...
Glossary of Terms Ailerons: Each side of this airplane has a hinged control Nose Gear: The part of the landing gear that is attached surface (aileron), located on the trailing edge of the to the nose of the fuselage. The nose gear is usually wing.
2008 Official AMA National Model Aircraft Safety Code GeNeRAl 8. I will not operate model aircraft carrying pyrotechnic devices which explode burn, or propel a projectile 1. A model aircraft shall be defined as a non-human- of any kind. Exceptions include Free Flight fuses or carrying device capable of sustained flight in the devices that burn producing smoke and are securely atmosphere.
2008 Official AMA National Model Aircraft Safety Code Radio Control 7. With the exception of events flown under official AMA rules, no powered model may be flown outdoors closer 1. All model flying shall be conducted in a manner to than 25 feet to any individual, except for the pilot and avoid over flight of unprotected people.