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Gree GWH07AFA-K3NNA1A User Manual

Gree GWH07AFA-K3NNA1A
113 pages
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Service Manual
Models:
Change for life
GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
GWH07AFA-K3NNA1A
GWH09AFA-K3NNA1A
GWH09AFB-K3NNA1A
GWH12AFB-K3NNA1A
GWH12AFC-K3NNA1A
GWH18AFC-K3NNA1A
GWH24AFD-K3NNA1A
(Refrigerant R410A)
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Gree GWH07AFA-K3NNA1A Specifications

General IconGeneral
Cooling Capacity7000 BTU/h
Energy Efficiency Ratio (EER)3.21
Power Supply220-240V, 50Hz
RefrigerantR410A
Weight (Indoor Unit)9 kg
TypeSplit System
Power Consumption (Cooling)650 W
Air Flow (High)500 m3/h
Heating Capacity7500 BTU/h
Noise Level (Indoor Unit)38 dB(A)
Operating Temperature (Cooling)18-43 °C

Summary

Part Ⅰ : Technical Information

1. Summary

Overview of the product models covered in the manual.

2. Specifications

Detailed technical specifications for various models, including performance and dimensions.

3. Outline Dimension Diagram

Visual representations of indoor and outdoor unit dimensions and mounting points.

4. Refrigerant System Diagram

Illustrates the refrigerant flow and components within the cooling/heating system.

5. Electrical Part

Contains wiring diagrams and printed circuit board layouts for system understanding.

6. Function and Control

Explains unit modes, functions, and remote controller operation.

Part Ⅱ : Installation and Maintenance

7. Notes for Installation and Maintenance

Crucial safety precautions and general guidelines for installation and maintenance.

8. Installation

Comprehensive guide covering unit placement, wiring, and connection steps.

9. Maintenance

Procedures for error code diagnosis, troubleshooting, and routine upkeep.

10. Exploded View and Parts List

10.1 Indoor Unit

Detailed breakdown and part numbers for the indoor unit components.

10.2 Outdoor Unit

Detailed breakdown and part numbers for the outdoor unit components.

11. Removal Procedure

11.1 Removal Procedure of Indoor Unit

Step-by-step instructions for safely disassembling the indoor unit.

11.2 Removal Procedure of Outdoor Unit

Step-by-step instructions for safely disassembling the outdoor unit.

Appendix

Appendix 1: Reference Sheet of Celsius and Fahrenheit

Table for converting between Celsius and Fahrenheit temperature scales.

Appendix 2: Configuration of Connection Pipe

Guidelines on connection pipe length, diameter, and additional refrigerant charging.

Appendix 2: Pipe Expanding Method

Detailed process for expanding pipe ends for proper connection.

Appendix 4: List of Resistance for Temperature Sensor

Table of resistance values for temperature sensors at various ambient temperatures.

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