Hangar 9 Sundowner 50 ARF User Manual

Wingspan ........................................63 in (1600mm)
Wing area .............................572 sq in (36.9 sq dm)
Length ..........................................47.4 in (1204mm)
Weight ................................... 6–6.75 lb (2.72–3 kg)
Assembly mAnuAl
Sundowner 50 ARF
Engine ..................................... .56–.82 Four-Stroke
....................................... .40–.52 Two-Stroke
...........................................Power 46 Electric
Radio..............4-Channel w/5 Servos (4 for electric)
Specifications

Hangar 9 Sundowner 50 ARF Specifications

General

Brand	Hangar 9
Model	Sundowner 50 ARF
Category	Toy
Language	English

Summary

Introduction and Preparation

Manual Usage, Tools, and Initial Checks

Guide to manual navigation, required tools, adhesives, and pre-assembly inspection.

Radio and Power System Requirements

Specifications for radio systems, glow/electric power, and field equipment.

Warranty, Damage Limits, and Safety

Product warranty, liability limitations, and essential safety precautions.

Aircraft Assembly Procedures

Aileron Servo Installation

Detailed steps for installing aileron servos and linkage.

2-Stroke Engine Installation

Guide to mounting the 2-stroke engine, fuel tank, and throttle.

4-Stroke Engine Installation

Guide to mounting the 4-stroke engine, fuel tank, and throttle.

Throttle Servo Installation

Steps for installing the throttle servo and connecting its pushrod.

Electric Motor Installation

Instructions for installing the electric motor, ESC, and battery.

Wing and Cowling Installation

Procedures for attaching the wing, engine cowling, and canopy.

Tail Installation

Steps for mounting the stabilizer, elevator, and vertical fin.

Landing Gear Installation

Guide for installing the main and tail landing gear assemblies.

Radio and Pilot Installation

Instructions for installing radio gear, servos, and the pilot figure.

Flight Readiness and Safety Codes

Control Throws and CG Balancing

Guidance on setting control throws and balancing the aircraft's center of gravity.

Pre-Flight Checks and Radio Test

Procedures for charging, engine tuning, and radio range checks before flying.

Model Aircraft Safety Compliance

Overview of AMA general and radio control safety rules for model aircraft.