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Service Manual
Models:
GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI

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Table of Contents
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Summarization of Contents

Part I : Technical Information
1. Summary
Overview of models and configurations.
2. Specifications
Detailed technical parameters for various models.
2.2 Operation Characteristic Curve
Graphs showing performance characteristics.
2.3 Capacity Variation Ratio According to Temperature
Data on capacity changes with temperature.
2.4 Cooling and Heating Data Sheet in Rated Frequency
Performance data at rated frequency.
2.5 Noise Curve
Graphs illustrating noise levels.
3. Outline Dimension Diagram
Visual representation of unit dimensions.
3.1 Indoor Unit
Detailed diagrams of indoor unit dimensions.
3.2 Outdoor Unit
Detailed diagrams of outdoor unit dimensions.
4. Refrigerant System Diagram
Schematic of refrigerant flow.
5. Electrical Part
Wiring diagrams and PCB layouts.
5.1 Wiring Diagram
Diagrams showing electrical connections.
5.2 PCB Printed Diagram
Layouts of printed circuit boards.
6. Function and Control
Operation modes and remote controller functions.
6.1 Remote Controller Introduction
Explanation of remote control buttons and display.
6.2 GREE+ App Operation Manual
Guide for using the mobile application.
6.3 Ewpe Smart App Operation Manual
Guide for a different mobile application.
6.4 Brief Description of Modes and Functions
Explanation of operational modes and features.
Part II : Installation and Maintenance
7. Notes for Installation and Maintenance
Essential safety and procedural guidelines.
Safety Precautions: Important!
Critical safety information.
Warnings
General warnings.
Electrical Safety Precautions:
Specific safety measures for electrical aspects.
Installation Safety Precautions:
Safety measures for installation.
8. Installation
Procedures for physical unit setup.
8.1 Installation Dimension Diagram
Visual guide for unit placement clearances.
8.2 Installation Parts-checking
Checklist for included parts.
8.3 Selection of Installation Location
Criteria for choosing a suitable location.
8.4 Requirements for electric connection
Guidelines for electrical hookups.
8.5 Installation of Indoor Unit
Detailed steps for indoor unit installation.
8.6 Installation of Outdoor Unit
Detailed steps for outdoor unit installation.
8.7 Vacuum Pumping and Leak Detection
Procedures for vacuuming and leak testing.
8.8 Check after Installation and Test Operation
Post-installation checks and testing.
9. Maintenance
Troubleshooting and error code analysis.
9.1 Error Code List
Table of error codes and their meanings.
9.2 Procedure of Troubleshooting
Step-by-step troubleshooting guides.
9.3 Troubleshooting for Normal Malfunction
General troubleshooting for common issues.
10. Exploded View and Parts List
Detailed breakdown of components.
10.1 Indoor Unit
Exploded view and parts for indoor units.
10.2 Outdoor Unit
Exploded view and parts for outdoor units.
11. Removal Procedure
Steps for disassembling units.
11.1 Removal Procedure of Indoor Unit
Steps to disassemble the indoor unit.
11.2 Removal Procedure of Outdoor Unit
Steps to disassemble the outdoor unit.
Appendix:
Supplementary technical data.
Appendix 1: Reference Sheet of Celsius and Fahrenheit
Conversion table for temperature units.
Appendix 3: Pipe Expanding Method
Procedure for expanding pipes.
Appendix 4: List of Resistance for Temperature Sensor
Resistance values for temperature sensors.

Table of Contents