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Chigo COU-18HDR4 User Manual

Chigo COU-18HDR4
159 pages
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R3250Hz Universal Outdoor Series Technical Manual Outdoor Unit
I
GD Chigo Heating & Ventilation Equipment Co., Ltd.
R32 50Hz Universal Outdoor Series
Inverter type
Technical Manual
LCAC/2019.6

Table of Contents

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Chigo COU-18HDR4 Specifications

General IconGeneral
Cooling Capacity18000 BTU/h
RefrigerantR410A
Power Supply220-240V, 50Hz
Air Flow Volume850 m³/h
Noise Level (Indoor)42 dB(A)
TypeSplit System
Operating Temperature (Cooling)18°C to 43°C
Operating Temperature (Heating)-7°C to 24°C

Summary

Part 1. General Information

Nomenclature

Explanation of the model naming convention for indoor and outdoor units.

Model Names of Indoor/Outdoor Units

List of model names for indoor and outdoor units with their specifications and power supply.

External Appearance

Visual representations of indoor and outdoor unit designs, showing different types and models.

Features

Key features of the R32 50Hz Universal Outdoor Series, including operation range, efficiency, coils, sound level.

Part 2. Indoor Unit

Round-Way Cassette Type

Detailed technical information for Round-Way Cassette indoor units, covering features, specs, dimensions, wiring, etc.

Duct Type

Detailed technical information for Duct Type indoor units, covering features, specs, dimensions, wiring, etc.

Part 3. Outdoor Units

Specification

Comprehensive specifications for outdoor units: capacity, power, compressor, coil, noise, dimensions, and refrigerant.

Dimensions

Diagrams and measurements detailing the physical dimensions of various outdoor unit models.

Wiring Diagrams

Electrical wiring diagrams for outdoor units, illustrating component connections and power supply.

Troubleshooting

Troubleshooting guide for outdoor units, listing fault codes and error descriptions for diagnosis.

Part 4. Installation

Precaution on Installation

Essential safety precautions and guidelines for pipe connection, flaring, and system integrity during installation.

Vacuum Dry and Leakage Checking

Procedures for vacuum drying the system and performing leakage tests to ensure system integrity.

Additional Refrigerant Charge

Guidelines for calculating and adding refrigerant based on pipe diameter and length for optimal performance.

Water Drainage

Instructions for proper drainpipe installation, support, slope, and connections to prevent water issues.

Insulation Work

Guidance on selecting and applying insulation material for refrigerant and drainage pipes to prevent condensation.

Test Operation

Steps for conducting test operations, checking indoor and outdoor unit functions after installation.

Part 5. Controller

Wireless Remote Controller

Instructions for operating the wireless remote controller, including icon meanings and button functions.

Wired Controller

Information on wired controller installation, safety precautions, and connection procedures.

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