Seagull Models L-4 Grasshopper 90 inches User Manual

1
Specications:
Wingspan--------------- 90.0 in (228.6 cm).
Wing area--------------- 1182.3 sq.ins (76.3 sq.dm).
Weight------------------- 13.2 lbs (6.0 kg).
Length------------------- 56.8 in (144.2 cm).
Engine/Motor size----- 20cc gasoline.
Radio--------------------- 4 channels with 5 servos.
ASSEMBLY MANUAL
Code : SEA 325

Seagull Models L-4 Grasshopper 90 inches Specifications

General

Brand	Seagull Models
Model	L-4 Grasshopper 90 inches
Category	Toy
Language	English

Summary

Introduction and Setup

Model Overview and Kit Contents

Introduction to the L-4 Grasshopper model, included parts, and required items.

Tools and Supplies

List of necessary tools and supplies for model assembly.

Flight Preparation and Preflight Checks

Final checks, control surface setup, and preflight procedures for safe flying.

Airframe Construction

Control Surface Installation

Hinging ailerons, installing servos, pushrods, elevators, and rudder.

Landing Gear and Tail Assembly

Installing main landing gear, tail wheel, and tail bracing for structural integrity.

Wing Attachment to Fuselage

Installing wing struts and attaching the main wing to the fuselage.

Systems Installation

Switches, Receiver, and Fuel System

Mounting switches, receiver, and installing the fuel tank and plumbing.

Engine or Electric Power System

Mounting the engine or electric motor, ESC, and associated hardware.

Battery and LED Installation

Connecting batteries, LEDs, and receiver power for operation.

Finishing Touches

Cowling, Windshield, and Canopy

Attaching cowling, windshields, pilot figure, and canopy for final appearance.

Applying Decals

Positioning and applying decorative decals to the model for aesthetics.

Balancing and Control Throws

Setting the Center of Gravity and adjusting control surface movement ranges.