Table Of Contents - Model Tech Extra 300 Instructions For Final Assembly

Kit Contents.....................................................................2
Additional Items Required...............................................3
Tools and Supplies Needed.............................................3
Field Support Equipment Needed...................................3
Metric Conversion Chart.................................................3
Wing Assembly................................................................4
Install the Dihedral Brace........................................4
Joining the Wing Halves..........................................4
Wing Mounting...............................................................5
Aligning the Wing...................................................5
Installing the Blind Nuts..........................................5
Installing the Wing Bolt Doubler.............................6
Installing the Wing...................................................6
Belly Pan Installation......................................................6
Installing the Belly Pan Doubler..............................6
Aligning the Belly Pan.............................................7
Installing the Belly Pan............................................7
Horizontal Stabilizer Installation.....................................7
Aligning the Horizontal Stabilizer............................7
Mounting the Horizontal Stabilizer..........................8
Hinging the Elevator.................................................8
Vertical Stabilizer Installation.........................................8
Aligning the Vertical Stabilizer................................8
Mounting the Vertical Stabilizer..............................9
Control Surface Hinging.................................................9
Hinging the Ailerons................................................9
Install the Tail Wheel Wire.....................................10
Hinging the Rudder................................................10
Mounting the Tail Wheel Bracket..........................10
Installing the Tail Wheel........................................10
Main Gear Installation...................................................10
Installing the Gear Bracket.....................................11
Installing the Wheel Pants......................................11
Adjusting the Wheel Pants.....................................11
Engine Mounting...........................................................12
Mounting the Engine to the Motor Mount.............12
Aligning the Motor Mount.....................................12
Mounting the Engine to the Firewall.....................13
Fuel Tank.......................................................................13
Assemble the Fuel Tank.........................................13
Fuel Tank Installation.............................................14
Modeltech guarantees this kit to be free from defects in both material and workmanship, at the date of purchase. This
does not cover any components parts damaged by use, misuse or modification. In no case shall Modeltech's liability
exceed the original cost of the purchased kit.
In that Modeltech has no control over the final assembly or material used for final assembly, no liability shall be
assumed for any damage resulting from the use by the user of the final user-assembled product. By the act of using the
final user-assembled product, the user accepts all resulting liability.
To make your modeling experience totally enjoyable, we recommend that you get experienced, knowledgable help
with assembly and during your first flights. Your local hobby shop has information about flying clubs in your area
whose membership includes qualified instructors. You can also contact the AMA at the address below.
Throttle Linkage............................................................14
Installing the Throttle Linkage...............................14
Servo Installation...........................................................14
Installing the Fuselage Servo Tray.........................14
Installing the Fuselage Servos................................14
Installing the Aileron Servo Plates.........................15
Installing the Aileron Servo...................................15
Throttle Connection.......................................................15
Installing the Throttle Clevis.................................15
Rudder Pushrod.............................................................16
Installing the Rudder Control Horn........................16
Installing the Rudder Pushrod................................16
Elevator Pushrod...........................................................17
Installing the Elevator Control Horn......................17
Installing the Elevator Pushrod..............................17
Servo Hatch...................................................................18
Installing the Servo Hatch......................................18
Aileron Linkage.............................................................18
Installing the Aileron Linkage................................18
Cowl Installation............................................................19
Installing the Cowl.................................................19
Pilot................................................................................20
Pilot Assembly........................................................20
Pilot Installation.....................................................21
Canopy...........................................................................21
Installing the Canopy..............................................21
Final Assembly..............................................................21
Installing the Receiver and Battery........................21
Installing the Switch..............................................21
Balancing......................................................................22
Lateral Balance......................................................22
Control Throws.............................................................22
Flight Preparation.........................................................22
Preflight Check......................................................23
Flying............................................................................23
Notes.............................................................................24
Trim Chart.....................................................................25
Product Evaluation.......................................................26
Academy of Model Aeronautics
5151 East Memorial Drive
Muncie, IN. 47302-9252
(800) 435-9262
www.modelaircraft.org
2