Gree GMV-140WL/A-T User Manual

Owner's Manual
Air Conditioners
Models:
GMV-120WL/A-T
GMV-140WL/A-T
GMV-160WL/A-T
GMV-120WL/A-X
GMV-140WL/A-X
GMV-160WL/A-X
 Thank you for choosing Air Conditioners, please read this owner’s manual carefully before
operation and retain it for future reference.If you have lost the Owner’s Manual, please contact
the local agent or visit www.gree.com or send email to global@gree.com.cn or electronic
version.
 GREE reserves the right to interpret this manual which will be subject to any change due to
product improvement without further notice.
 GREE Electric Appliances, Inc. of Zhuhai reserves the final right to interpret this manual.
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Gree GMV-140WL/A-T Specifications

General

Model	GMV-140WL/A-T
Cooling Capacity	14.0 kW
Heating Capacity	16.0 kW
Coefficient of Performance (Heating)	3.6
Power Supply	380-415V/3Ph/50Hz
Refrigerant	R410A
Noise Level (Outdoor Unit)	56 dB(A)
Operating Temperature Range (Cooling)	-5°C to 48°C
Operating Temperature Range (Heating)	-15°C to 24°C
Type	VRF (Variable Refrigerant Flow)
Outdoor Unit Type	Outdoor Unit
Indoor Unit Type	Multiple Types Available (e.g., Cassette, Duct, Wall Mounted)

Summary

Preface

Correct Disposal of Product

Guidance on environmentally responsible recycling and disposal of the product.

1 Safety Precautions

Installation and Electrical Safety

Ensures safe installation by qualified personnel and proper electrical grounding.

Refrigerant and Operational Safety

Addresses safe handling of refrigerants and operational precautions for user safety.

2 Product Introduction

2.1 Names of Main Parts

Identifies and illustrates the main components of the outdoor unit.

2.2 Combinations of Indoor and Outdoor Units

Details the allowable combinations and capacity ratios of indoor and outdoor units.

2.3 Operating Range

Specifies the operational temperature limits for cooling and heating modes.

3 Preparation before Installation

3.1 Standard Parts

Lists the standard parts supplied with the outdoor unit for installation.

3.2 Installation Site

Provides guidelines for selecting an appropriate and safe location for unit installation.

3.3 Piping Work Requirements

Outlines the specifications and requirements for refrigerant piping installation.

4 Installation Instruction

4.1 Dimension of Outdoor Unit and Mounting Hole

Provides dimensional drawings and mounting hole specifications for the outdoor unit.

4.2 Connection Pipe

Details the piping connections, including diagrams and allowable lengths.

4.3 Installation of Connection Pipe

Covers the procedures and precautions for installing connection pipes.

4.4 Disassembly of Compressor Feet

Instructions for removing protective transport pieces from the compressor feet.

4.5 Vacuum Pumping, Refrigerant Adding

Details the procedures for vacuum pumping and adding refrigerant to the system.

4.6 Electric Wiring and Component Selection

Covers electrical wiring, notices, diagrams, and selection of circuit breakers and power cords.

5 Check Items after Installation and Test Operation

5.1 Check Items after Installation

Lists essential checks to perform after the unit has been installed.

5.2 Test Operation and Debugging

Details the procedures for testing the unit's operation and debugging the system, including preparations and reference parameters.

6 Common Malfunctions and Troubleshooting

Troubleshooting Guide

Lists common problems, their causes, solutions, and non-malfunction indicators.

7 Error Indication

8 Function Setting of Outdoor Unit

8.1 ODU Quiet Function

Enables setting the outdoor unit to operate in quiet modes for noise reduction.

8.2 Cool & Heat Function

Allows setting operation modes and preventing mode conflicts between indoor units.

8.3 Forced Defrosting

Initiates a forced defrosting cycle for the outdoor unit.

8.4 Restore Factory Defaults

Provides options to reset various settings to their factory default values.

8.5 Static Pressure Function

Allows adjustment of static pressure for heat exchange optimization.

9 Maintenance and Care

9.1 Outdoor Heat Exchanger

Provides instructions for cleaning the outdoor unit's heat exchanger.

9.2 Drain Pipe

Details the importance of checking the drain pipe for blockages.

9.3 Notice before Seasonal Use

Lists checks to perform before operating the unit after a seasonal period.

9.4 Maintenance after Seasonal Use

Outlines maintenance tasks to be performed after the unit has been used seasonally.

9.5 Parts Replacement

Informs on how to obtain replacement parts for the unit.

10 After-sales Service