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Specifications

Wingspan: 

48.5 in (1230mm)

Length: 

40 in (1015mm)

Wing Area: 

395 sq in (25.5 sq dm)

Weight w/o Battery: 

23–24 oz (650–680 g)

Weight w/Battery: 

28–29 oz (790–820 g)

Alpha

 Sport 450 ARF

Assembly Manual

Содержание Alpha Sport 450

Страница 1: ...Specifications Wingspan 48 5 in 1230mm Length 40 in 1015mm Wing Area 395 sq in 25 5 sq dm Weight w o Battery 23 24 oz 650 680 g Weight w Battery 28 29 oz 790 820 g Alpha Sport 450 ARF Assembly Manual ...

Страница 2: ...o provide breaks between each major section In addition check boxes have been placed next to each step to keep track of its completion Steps with a single circle are performed once while steps with two circles indicate that the step will require repeating such as for a right or left wing panel two servos etc Remember to take your time and follow the directions Table of Contents Introduction 2 Impo...

Страница 3: ...ade Nut driver 5 5mm Pliers Pin drill Scissors String dental floss Phillips Screwdriver 0 1 2 EFLA257 and EFLA258 Hex Wrench or Ball Driver 5 64 inch Drill bit 1 16 inch 1 5mm Adhesives Thin CA Threadlock Clear tape Optional Tools and Adhesives Paper towel Epoxy mixing cup Epoxy mixing stick Epoxy brush Rubbing alcohol 6 minute Epoxy HAN8000 Propeller reamer Drill Low tack tape Drill bit 3 8 inch ...

Страница 4: ...n to the lead from the servo Use string or dental floss to secure the extension to the servo lead so it will not unplug while inside the wing Make sure not to lose the screw from the servo as it will be used at the end of this section Note Use the radio system to center the aileron servo at this time 2 Use pliers to carefully pull the string out of the wing through the hole for the aileron servo U...

Страница 5: ...ll bit to drill a hole through the tab on the servo and into the wing Be careful not to drill through the top of the wing damaging the covering 7 Remove the servo from the opening Apply 2 3 drops of thin CA in each hole to harden the surrounding wood This will toughen up the surrounding wood to provide a stronger surface for the servo mounting screws 8 Use the two screws included with the servo to...

Страница 6: ...as shown in the last photo of this group 10 Use a pin drill and 1 16 inch 1 5mm drill bit to enlarge the outer hole of the servo arm that was removed in Step 1 11 Insert the micro pushrod connector in the hole drilled in the previous step The connector will be on the top side of the servo horn 12 Slide a micro pushrod connector backplate on the pushrod connector Use pliers to fully seat the backpl...

Страница 7: ...5 Use a 1 Phillips screwdriver to install the 2mm x 4mm machine screw that will be used to secure the aileron pushrod wire to the micro pushrod connector The alignment of the servo and aileron will take place later in this manual Use threadlock on all metal to metal fasteners to keep them from vibrating loose 16 Repeat Steps 1 through 15 to install the remaining aileron servo and linkage Installin...

Страница 8: ...ring arm 4 Use a 3mm x 4mm machine screw to secure the nose gear assembly to the nose gear steering arm A 2 Phillips screwdriver will be required to tighten the screw Use threadlock on all metal to metal fasteners to keep them from vibrating loose Installing the Main Landing Gear Required Parts Fuselage assembly Main landing gear 4 steel washer 2 4 40 x 3 8 inch socket head bolt 2 Required Tools a...

Страница 9: ...otor Use a 1 Phillips screwdriver to tighten the screws Use threadlock on all metal to metal fasteners to keep them from vibrating loose 2 Slide a 4 40 x 11 2 inch socket head bolt through the mount Next slide a motor standoff on the screw The last is to slide a 4 steel washer on the screw Prepare the motor using four bolts standoffs and washers at this time 3 Use a 3 32 inch hex driver or ball wr...

Страница 10: ...her 6 Lower the string from the wing opening in the fuselage for the radio compartment The washer will weight the string so you can guide it through the hole in the firewall as shown 7 Lower the speed control into the fuselage as shown As you pull the string through the firewall you will need to guide the speed control into the fuselage 8 Eventually you will pull the motor leads from the speed con...

Страница 11: ... to the bottom of the speed control 13 Remove the remaining backing from the hook and loop material Position the speed control in the fuselage as shown Installing the Rudder and Elevator Servos Required Parts Fuselage assembly Servo with hardware 2 Radio system 2mm x 3mm machine screw 3 Micro pushrod connector 3 Micro pushrod connector backplate 3 Required Tools and Adhesives Pin drill Phillips sc...

Страница 12: ...t the output of the servo faces the rear of the fuselage when installed Note Use the radio system to cetner the rudder and elevator servos at this time 5 Use a pin drill and 1 16 inch 1 5mm drill bit to enlarge the outer hole of the servo arm 6 Insert the micro pushrod connector in the hole The connector will be on the top side of the servo horn 7 Slide a micro pushrod connector backplate on the p...

Страница 13: ...od connector in the hole drilled in Step 9 The connector will be on the top side of the servo horn 12 Slide a micro pushrod connector backplate on the pushrod connector Use pliers to fully seat the backplate in position 13 The servo horn can now be installed on the rudder servo Make sure to slide the rudder and nose gear pushrod wires through the holes in the micro pushrod connectors when installi...

Страница 14: ...install the rudder and elevator assemblies 2 Insert the bend in the elevator pushrod wire into the outer hole of the elevator control horn 3 Rotate the elevator into position making sure the pushrod wire for the rudder is on the top side of the elevator 4 Slide a 3mm steel washer on the 3mm x 50mm machine bolt 4 Insert the 3mm x 50mm machine bolt through the hole in the stabilizer that is the clos...

Страница 15: ...two forward holes in the stabilizer and into the holes in the fuselage 9 Slide the rudder assembly into position making sure it is fully seated on the fuselage as shown 10 Slide two 3mm steel washers on the threaded rods from the rudder assembly The rudder assembly is then secured using two 3mm locknuts Use a 5 5mm nut driver and a 2 Phillips screwdriver to tighten the nuts Make sure not to over t...

Страница 16: ... loop to the bottom of the receiver 3 Remove the remaining backing from the hook and loop tape Position the receiver in the fuselage as shown 4 Use clear tape to secure the longer antenna wire from the receiver under the wing mounting plate and to the side of the fuselage to keep it from interfering with the operation of the servos and to provide the best reception for your radio system Installing...

Страница 17: ...tery compartment If the motor battery slides forward or rearward in the compartment use a piece of hook and loop tape between the motor battery and battery tray to keep it from moving When balancing your model you will be required to move the battery forward or aft to achieve the best CG for flight Centering the Rudder Nose Gear and Elevator Required Parts Fuselage assembly Transmitter Motor batte...

Страница 18: ...oblem with your aircraft The rudder trim is used to trim the model in flight 4 Make sure the rudder trim and stick have been centered at the transmitter Use a ruler to make sure the rudder is aligned with the fin Tighten the screw at the rudder servo using a 1 Phillips screwdriver to secure the rudder pushrod wire to the connector at the servo 5 Make sure the elevator trim and stick have been cent...

Страница 19: ...ocket in the root end of the wing The tube will slide in easily Do not force the wing tube in farther than it can easily slide 2 Slide the remaining wing panel on the wing tube The pin at the rear will fit into the hole in the opposite wing panel 3 The wing panels will fit tightly together This is necessary for the wing to fit on the fuselage Optional Epoxy the Wing Halves As an option you can use...

Страница 20: ...ove all the epoxy residue from the wing 4 Plug the leads from the aileron servos into the Y harness from the receiver that is plugged into the AIL port of the receiver 5 To fit the wing to the fuselage rest it on the fuselage as shown The dowels at the front of the wing will fit into the holes in the fuselage Slide the wing forward until the leading edge of the wing is against the fuselage as show...

Страница 21: ...rons 10 Make sure the aileron stick and trim are centered at the transmitter Use a ruler to align the aileron with the bottom of the wing Use a 1 Phillips screwdriver to tighten the screw at the aileron servo connector to secure the aileron pushrod wire Do this for both ailerons Use threadlock on all metal to metal fasteners to keep them from vibrating loose 11 Unplug the motor battery and then tu...

Страница 22: ...with the radio system Pushing the right stick forward will make the airplane elevator move down 6 Check the movement of the aileron using the transmitter When the right stick is moved right the right aileron will move up and the left aileron will move down 7 Check the movement of the aileron using the transmitter When the right stick is moved left the left aileron will move up and the right ailero...

Страница 23: ...X5e you will find your control throws to be slightly different than listed in the manual on both high and low rates The control throws will work fine as delivered by the DX5e on both high and low rate Aileron Low Rate Up 1 4 inch 6mm Down 1 4 inch 6mm Aileron High Rate Up 1 2 inch 12mm Down 1 2 inch 12mm Elevator Low Rate Up 3 8 inch 9mm Down 3 8 inch 9mm Elevator High Rate Up 1 2 inch 12mm Down 1...

Страница 24: ...or The dimensions are shown below For your reference the elevator pushrod is set up in the following holes The outside hole on the elevator control horn and the outside hole in on the elevator servo arm 9 From center use a ruler to measure the movement of the elevator Make sure the elevator move up 1 2 inch 12mm from center and down 1 2 inch 12mm from center This is the setting for the high rate 1...

Страница 25: ... or ball driver 5 64 inch Opptional Items 13 4 inch aluminum spinner APC 10x7E propeller Drill Drill bit 3 8 inch 9 5mm or Propeller reamer with 3 8 inch 9 5mm step Important Make sure the motor battery has been unplugged and the transmitter switch is in the off position before installing the propeller Although rare the motor could start and cause personal injury if these conditions are not met Im...

Страница 26: ...eck to be sure the propeller is balanced after the hole has been enlarged An unbalanced propeller may strip the gears or cause poor flight characteristics A Use a drill and 3 8 inch 9 5mm drill bit or a propeller reamer to enlarge the hole in the propeller so it will fit on the aluminum spinner B Slide the propeller on the threaded shaft of the spinner adapter Make sure the numbers embossed on the...

Страница 27: ... spinner assembly and a 3 32 inch hex wrench or ball driver to tighten the screw to secure the spinner cone in position Center of Gravity An important part of preparing the aircraft for flight is properly balancing the model Caution Do not inadvertently skip this step The recommended Center of Gravity CG location for the Alpha 450 is 31 4 to 31 2 82 to 88mm back from the leading edge of the top wi...

Страница 28: ...our personal preference Range Test Your Radio Before each flying session and especially with a new model it is important to perform a range check It is helpful to have another person available to assist during the range check If you are using a Spektrum transmitter please refer to your transmitter s manual for detailed instructions on the range check process 1 With the model resting on the ground ...

Страница 29: ... or any other area that could result in injury to people or damage of property Do not fly during adverse weather conditions Poor visibility can cause disorientation and loss of control of your aircraft Strong winds can cause similar problems Do not take chances If at any time during flight you observe any erratic or abnormal operation land immediately and do not resume flight until the cause of th...

Страница 30: ...vertical stabilizer that controls the airplane s yaw Moving the rudder to the left causes the airplane to yaw left moving the rudder to the right causes it to yaw right Servo The servo transforms your ground commands into physical adjustments of the airplane while it s in the air Servo Output Arm A removable arm or wheel connecting the servo to the pushrod also called servo horn Spinner Term descr...

Страница 31: ...tional protection Ship via a carrier that provides tracking and insurance for lost or damaged parcels as Horizon is not responsible for merchandise until it arrives and is accepted at our facility A Service Repair Request is available at www horizonhobby com on the Support tab If you do not have internet access please include a letter with your complete name street address email address and phone ...

Страница 32: ...old waste disposal service or where you purchased the product Age Recommendation 14 years or over Not a toy Not intended for use by children without direct adult supervision 2009 Official Academy of Model Aeronautics Safety Code GENERAL 1 A model aircraft shall be defined as a non human carrying device capable of sustained flight in the atmosphere It shall not exceed limitations established in thi...

Страница 33: ...nt of the line In the case of airshows demonstrations straight line must be established An area away from the line must be maintained for spectators Intentional flying behind the line is prohibited 5 I will operate my model aircraft using only radio control frequencies currently allowed by the Federal Communications Commission FCC Only individuals properly licensed by the FCC are authorized to ope...

Страница 34: ...34 E flite Alpha Sport 450 ARF Assembly Manual Building and Flying Notes ...

Страница 35: ...35 E flite Alpha Sport 450 ARF Assembly Manual Building and Flying Notes ...

Страница 36: ...Printed 06 09 16032 2009 Horizon Hobby Inc 4105 Fieldstone Road Champaign Illinois 61822 USA 877 504 0233 horizonhobby com E fliteRC com ...

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