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Alpha
Assembly Manual
Specifications
Wingspan:
Length:
Wing Area:
Weight w/o Battery:
Weight w/Battery:
Sport 450 PNP
48.5 in (1230mm)
40 in (1015mm)
395 sq in (25.5 sq dm)
23–24 oz (650–680 g)
28–29 oz (790–820 g)

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Table of Contents
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Summary of Contents for E-FLITE Alpha Sport 450 PNP

  • Page 1 Alpha Sport 450 PNP ™ Assembly Manual 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)
  • Page 2: Table Of Contents

    Table of Contents Introduction Product Registration Introduction ............2 The Alpha Sport 450 PNP combines the mild manners Register your product online at: Important Warranty Information ......2 of a high-wing trainer with all the fun of a sport www.e-fliterc.com/register/ Using the Manual ...........
  • Page 3: Recommended Radio Equipment

    Outrunner Motor, 890Kv EFLA325A 25-Amp Airplane Brushless ESC EFLRS75 Sub-Micro S75 Servo EFLRYH3 3-inch Y-harness, Lightweight EFLREX3L 3-inch Extension, Lightweight The Spektrum trademark is used with permission of Bachmann Industries, Inc. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 4: Installing The Main Landing Gear

    4. Slide a 3mm steel washer on the 3mm x 50mm  the outer hole of the elevator control horn. machine bolt. Use threadlock on all metal-to-metal fasteners to keep them from vibrating loose. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 5 5. Slide a 3mm steel washer on the bolt and then  thread a 3mm locknut on the bolt. Leave the nut slightly loose at this time. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 6: Installing The Receiver

    2. Use scissors to cut a small piece of hook and  loop tape. Remove the backing and apply the hook and loop to the bottom of the receiver. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 7: Installing The Motor Battery

    The wire must remain free to move when the strap is installed. When balancing your model, you will be required to move the battery forward or aft to achieve the best CG for flight. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 8: Centering The Rudder, Nose Gear And Elevator

    Do not use the rudder trim to correct a tracking problem with your aircraft. The rudder trim is used to trim the model in flight. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 9: Attaching The Wing And Centering The Ailerons

    Use threadlock on all metal-to-metal fasteners to keep them from vibrating loose. 6. Unplug the motor battery and then turn  off the transmitter. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 10 You may need to use two or wing forward until the leading edge of the wing is three clean paper towels to remove all the epoxy against the fuselage as shown in the bottom photo. residue from the wing. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 11 11. Unplug the motor battery and then turn off the  transmitter if you are not continuing to the next section of this manual. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 12: Checking The Control Movements

    2. Check the movement of the rudder using the  transmitter. When the left stick is moved right, the rudder should also move right. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 13: Checking The Control Throws

    The first part of the Checking the Control Throws section details the basics for setting the control Elevator high Rate throws. We at E-flite have also detailed how to 1/2-inch (12mm) measure the control throws if this is the first time you...
  • Page 14 (12mm) from center. Measure both the right and left 1/2-inch (12mm) from center. This is the setting for ailerons to make sure they are working in unison. the high rate. This is the setting for the high rate. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 15: Installing The Propeller And Spinner

    1. Slide the propeller adapter in the hole in the  center of the propeller. The E-flite logo will be on the side with the threads to be installed in the correct direction.
  • Page 16 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. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 17 Only thread the nut 2–3 turns: it does not wrench to tighten the nut. This will secure the need to be tightened at this time. adapter and propeller to the motor shaft. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 18: Center Of Gravity

    This way it can be returned to the same location after it has been removed for charging. After the first flights, the CG position can be adjusted for your personal preference. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 19: Range Test Your Radio

    4. If control issues exist, call the Horizon Support  Team at 1 877 504 0233 or go to horizonhobby. com to find a local Spektrum distributor in your country for service if you are using a Spektrum radio system. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 20: Daily Flight Checks

    Product. This warranty does not cover damage due to improper installation, operation, maintenance, or attempted repair by anyone other than Horizon. Return of any goods by Purchaser must be approved in writing by Horizon before shipment. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 21 Product will be repaired or replaced free of productsupport@horizonhobby.com with any questions charge. Repair or replacement decisions are at the sole or concerns regarding this product or warranty. discretion of Horizon Hobby. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 22: Ce Compliance Information For The European Union

    (other than air), nor will I operate aircraft. model aircraft with fuels containing tetranitromethane or hydrazine. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 23: Declaration Of Conformity

    AMA rules, no powered model may Vice President be flown outdoors closer than 25 feet to any individual, except for the pilot and located at International Operations and Risk Management the flightline. Horizon Hobby, Inc. E-flite Alpha Sport 450 PNP Assembly Manual...
  • Page 24 © 2009 Horizon Hobby, Inc. 4105 Fieldstone Road Champaign, Illinois 61822 (877) 504-0233 horizonhobby.com E-fliteRC.com Printed 06/09 16033...

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