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Gree GWH18ND-K3NNA4A User Manual

Gree GWH18ND-K3NNA4A
90 pages
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GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI
Service Manual
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Gree GWH18ND-K3NNA4A Specifications

General IconGeneral
Power Supply220-240V, 50Hz
RefrigerantR32
Weight (Indoor Unit)10 kg
TypeSplit System
Cooling Capacity5.0 kW
Outdoor Unit Dimensions (W x H x D)320 mm

Summary

Summary and Features

Indoor Unit Model Information

Lists GREE indoor unit models with visual representations.

Outdoor Unit Model Information

Lists GREE outdoor unit models with visual representations.

Remote Controller Identification

Identifies and illustrates the YX1F and YT1F remote controllers.

Safety Precautions

General Installation Safety Precautions

Covers hazards, personal protective equipment, and general handling safety.

Electrical Safety and Grounding Requirements

Emphasizes proper electrical connections, grounding, and avoiding hazards.

Specifications

Indoor Unit Technical Specifications

Detailed electrical, performance, and dimensional data for indoor units.

Outdoor Unit Technical Specifications

Detailed technical data for outdoor units, including compressor and refrigerant info.

Capacity Variation Ratio Data

Graphs and tables showing capacity changes based on temperature.

Construction Views

Indoor Unit Construction Dimensions

Provides dimensional drawings for the indoor unit.

Outdoor Unit Construction Dimensions

Shows dimensional drawings for outdoor units.

Refrigerant System Diagram

Schematic Diagram

Electrical Data and Wiring Diagrams

Explains electrical symbols and provides wiring diagrams for indoor units.

Printed Circuit Board Components

Shows the top and bottom views of the indoor unit's PCB with component identification.

Function and Control

YX1F Remote Controller Functions

Explains the functions of the YX1F remote controller buttons.

YT1F Remote Controller Functions

Details the functions of the YT1F remote controller buttons and icons.

Operational Modes, Protections, and Functions

Describes cooling, dry, heating modes, protections, and special functions.

Installation Manual

Installation Notices and Site Selection Guidelines

Covers general cautions, site requirements for indoor and outdoor units.

Installation Procedures and Drawings

Details installation drawings, indoor unit setup, connection pipes, and outdoor unit wiring.

Exploded Views and Parts List

Indoor Unit Exploded Views and Parts List

Provides exploded views and part codes for indoor units.

Outdoor Unit Exploded Views and Parts List

Lists exploded views and part codes for outdoor units.

Troubleshooting

Troubleshooting Inspection and Repair Precautions

Advises on safety before performing maintenance and inspection.

Malfunction Diagnosis and LED Indicators

Covers confirmation, LED error codes, and simple checks for common issues.

Troubleshooting Diagnostic Flowcharts

Step-by-step flowcharts for diagnosing specific malfunctions like sensor or motor issues.

Removal Procedure

Indoor Unit Removal Procedure

Step-by-step instructions for removing indoor unit components.

Outdoor Unit Removal Procedure

Detailed procedures for removing outdoor unit parts like panels, motors, and compressor.

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