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Gree U-Match 5 Series User Manual

Gree U-Match 5 Series
224 pages
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U-Match 5 SERIES UNIT SERVICE
MANUAL
(GC202011-VII)
Capacity: 3.5kW~16.0kW
Rate Frequency: 50/60Hz
Operation Range: -20~48

Table of Contents

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Gree U-Match 5 Series Specifications

General IconGeneral
CategoryAir Conditioner
SeriesU-Match 5 Series
Operating Temperature (Cooling)18°C to 43°C
Power Supply220-240V, 50Hz
Operating Temperature (Heating)24°C

Summary

1. Product Introduction

1.1 Lists of Units

Lists outdoor and indoor units with their specifications and appearances.

1.2 Electrical Parameters

Details electrical specifications like power supply, circuit breaker, and cord requirements.

2. Control

2.1 Operation Mode

Explains cooling and heating operational logic and flowcharts.

2.2 Control Mode

Details various control mechanisms for unit operation and safety.

2.3 Functions

Describes user functions like filter reminder, child-lock, memory, and mode selections.

3. Troubleshooting

3.1 Wiring Diagrams

Provides detailed wiring diagrams for outdoor and indoor units for troubleshooting.

3.2 PCB Layout

Details the PCB layout and interface connections for indoor units.

3.3 Error Code

Lists all error codes, their meanings, and potential causes for system diagnostics.

3.5 Failures Not Caused by Errors

Addresses common operational issues and their corrective measures that are not error code related.

4. Maintenance

4.1 System Diagram

Illustrates the system components and refrigerant flow for cooling and heating.

4.2 Connection Pipe Vacuum Pumping

Details the procedure for vacuum pumping the connection pipes before refrigerant charging.

4.3 Refrigerant Charging

Provides step-by-step instructions for charging refrigerant into the system.

4.4 Maintenance of Major Components

Covers procedures for replacing key components like wired controllers and compressors.

4.5 Removal of Major Components

Explains how to remove major components from the outdoor and indoor units.

Appendices

1. Resistance/Temperature Lists of Temperature Sensors

Lists resistance and voltage values for temperature sensors at different temperatures.

2. Temperature/Pressure List of Refrigerant

Provides a table of temperature and pressure values for R32 refrigerant.

4. Operation Tools

Lists the recommended tools for operating and maintaining the unit.

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