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Freewing L-39 Albatros - User Manual

Freewing L-39 Albatros
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Summary

Introduction

Product basic information

Package list

PNP Install instruction

Traction steel wire use instruction

Guide on using traction steel wire for servo cable routing to avoid connection issues.

Install fuselage

Instructions for attaching the front and rear fuselage sections using glue.

Install horizontal tail

Steps to fix the horizontal tail with screws and route servo wires.

Install vertical tail

Procedure to fix the vertical tail with screws and route rudder servo wires.

Install main wing

Steps to attach the main wing to the fuselage using screws and ribbon wire.

Install drop tank

Instructions for installing the LED light and drop tank on the aircraft.

Install small plastic parts

Guidance on attaching small plastic components like canopy and gun pod.

Pushrod instructions

Details on pushrod sizes and servo pushrod installing hole configurations.

Multifunction control box (MCB-E)

Information on using the multifunction control box for reduced wiring.

PNP Assembly Instructions

Battery Size

Information on recommended LiPo battery size and cabin dimensions.

Center of Gravity

Critical guidance on adjusting the aircraft's center of gravity for stability.

Control Setup Instructions

Control Direction Test

Procedure to test and verify the proper operation of control surfaces.

Aileron

Demonstrates aileron control surface movement with stick inputs.

Elevator

Demonstrates elevator control surface movement with stick inputs.

Rudder

Demonstrates rudder control surface movement with stick inputs.

Flap

Demonstrates flap control surface movement with stick inputs.

Dual Rates

Recommended dual rates and expo settings for aileron, elevator, rudder, and flaps.

Important Flight Notes

Crucial flight notes regarding flap-to-elevator mix for level flight.

Pre-Installed Component Overview

Servo Direction

Defines servo positive/reverse rotation and lists servo specifications.

Motor Specification

Details specifications for standard and deluxe version motors, including performance data.

Freewing L-39 Albatros Specifications

General IconGeneral
MaterialEPO Foam
EDF Diameter70mm
Skill LevelIntermediate
Servos9g digital metal gear
MotorBrushless Outrunner (included)
Power SystemEDF (Electric Ducted Fan)
Battery6S 4000mAh-5000 mAh LiPo with EC5 connector
Control System6 Channel (Ailerons, Elevator, Rudder, Throttle, Retracts, Nose Wheel Steering)

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