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Gree GMV-ND80T/A-T - User Manual

Gree GMV-ND80T/A-T
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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 sent 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 nal right to interpret this manual.
Multi Variable Air Conditioners
Cassette Type Indoor Unit
Models:
GMV-ND28T/A-T
GMV-ND36T/A-T
GMV-ND45T/A-T
GMV-ND50T/A-T
GMV-ND56T/A-T
GMV-ND63T/A-T
GMV-ND71T/A-T
GMV-ND80T/A-T
GMV-ND90T/A-T
GMV-ND100T/A-T
GMV-ND112T/A-T
GMV-ND125T/A-T
GMV-ND140T/A-T
GMV-ND160T/A-T
Owner's Manual
Copyright 2018. This translation is property of GREE PRODUCTS SL. All rights reserved. Total or partial reproduction without its express authorization is prohibited.

Table of Contents

Other manuals for Gree GMV-ND80T/A-T

Preview: Service Manual
Service Manual227 pages

Questions and Answers

  • E
    Elijah FernandezAug 20, 2025
    Why is my Gree GMV-ND80T/A-T Air Conditioner not cooling properly?
    • M
      Melinda MarshallAug 20, 2025
      Several factors can cause a Gree Air Conditioner to have a poor cooling effect. Check the following: * Ensure the filter is clean; if dirty, clean or replace it. * Reduce the heat load in the room by decreasing the number of people or heat-generating devices. * Make sure all doors and windows are closed. * Verify that the inlet and outlet of the indoor unit are not blocked. * Lower the setting temperature. * Check refrigerant levels and refill if necessary, as insufficient refrigerant can also cause poor cooling.
  • C
    Christopher HallAug 22, 2025
    How to fix a Gree GMV-ND80T/A-T that won't start?
    • R
      rebecca02Aug 22, 2025
      If your Gree Air Conditioner won’t start, consider these potential causes: * Check the power supply to ensure it is properly connected. * Inspect the circuit breaker; tripping may be caused by leakage of electricity. * Ensure the input voltage is adequate. * If the above steps don't resolve the issue, there may be a defect with the main PC-board; contact a service center for inspection.
  • M
    Michael MunozAug 25, 2025
    Why is my Gree Air Conditioner not cooling well?
    • D
      David CunninghamAug 25, 2025
      Several factors can cause a Gree Air Conditioner to have a poor cooling effect. The filter might be dirty, so try cleaning or replacing it. The room might have too much heat, so reduce the heat load. Make sure all doors and windows are closed. Check that the indoor unit's inlet and outlet aren't blocked. The temperature setting might be too high, so lower it. Finally, there might not be enough refrigerant due to a leak, so check for leaks and refill if needed.
  • M
    Mario DaughertyAug 26, 2025
    How to fix mode shock in Gree Air Conditioner?
    • D
      Dale CantuAug 26, 2025
      If your Gree Air Conditioner is experiencing mode shock, try resetting the unit to eliminate the mode shock.
  • N
    nicolegarciaAug 27, 2025
    Why is my Gree Air Conditioner's heating not working well?
    • D
      Donald MckinneyAug 27, 2025
      If your Gree Air Conditioner is not heating effectively, several factors could be responsible: * A dirty filter can restrict airflow; clean or replace it. * An open door or window can let heat escape; ensure all doors and windows are closed. * If the setting temperature is too low, increase it to your desired warmth level. * Low refrigerant levels due to leakage can also reduce heating performance; check refrigerant levels and refill if necessary.
  • E
    Edward PriceAug 29, 2025
    What to do if my Gree GMV-ND80T/A-T Air Conditioner won't start?
    • S
      Sara HughesAug 29, 2025
      If your Gree Air Conditioner won't start, begin by checking the power supply connection. If that's not the issue, reset the circuit breaker, as it may have tripped due to a leakage of electricity. Also, ensure the input voltage is correct. If none of these steps work, the main PC-board may be defective, and you should contact an authorized service center for repair.
  • B
    Brandon MarshallAug 31, 2025
    Why is my Gree GMV-ND80T/A-T not heating properly?
    • J
      Jennifer RiveraAug 31, 2025
      A Gree Air Conditioner may have a poor heating effect due to several reasons. The filter may be dirty, so clean or replace it. Ensure all doors and windows are closed. The temperature setting might be too low, so increase it. There could also be insufficient refrigerant, possibly from a leak, so check for refrigerant leaks and refill as necessary.
  • K
    Keith BakerSep 2, 2025
    What to do if my Gree Air Conditioner shows a communication malfunction?
    • R
      Robert BurnsSep 2, 2025
      If your Gree Air Conditioner displays a communication malfunction, the first step is to check the communication wiring to ensure it is properly connected.
  • L
    lreynoldsSep 4, 2025
    What to do if Gree GMV-ND80T/A-T shows water overflow protection?
    • H
      Holly ClarkSep 4, 2025
      If your Gree Air Conditioner is experiencing water overflow protection, examine the water drainage system for any blockages that may be causing the issue.
  • C
    Chelsea CampbellSep 6, 2025
    Why does my Gree GMV-ND80T/A-T Air Conditioner show indoor fan protection?
    • J
      Jasmine HarrisSep 6, 2025
      If your Gree Air Conditioner displays an indoor fan protection error, ensure the fan is not obstructed or frozen, which may be triggering the protection mechanism.

Summary

Preface

User Notice

General user advisory for safe operation and child supervision.

Correct Product Disposal

Guidelines for responsible disposal of the product in compliance with EU regulations.

Safety Precautions

Safe Installation Practices

Proper installation by qualified technicians, adherence to manual, and electrical safety measures.

Component Handling and Refrigerant Safety

Use of specialized parts, correct nitrogen charging, and safe handling of R410A refrigerant.

Operational and Maintenance Safety

Safety guidelines for operation, cleaning, and prohibiting user repairs.

Product Introduction

Key Components Identification

Identifies and labels the main physical parts of the indoor unit.

Rated Working Conditions

Specifies the nominal indoor and outdoor operating temperature and humidity conditions.

Unit Functions Overview

Lists the various operational modes and functions supported by the unit with different controllers.

Installation Preparations

Standard Installation Fittings

Lists and describes the standard accessories included with the unit for installation.

Installation Position Selection

Provides criteria for choosing an appropriate and safe location for unit installation.

Communication Wire Requirements

Outlines specifications and selection criteria for communication wiring.

Wiring Requirements

Details power cord size, air switch capacity, and wire specifications for the unit.

Installation Instructions

Indoor Unit Installation Guide

Step-by-step guide for mounting and positioning the indoor unit in the ceiling.

Refrigerant Pipe Connection

Instructions for correctly connecting the refrigerant pipes, including torque specifications.

Drainage Pipe Installation and Testing

Procedures for installing the drain pipe and conducting system tests to prevent leaks.

Decorative Panel Installation

Steps for attaching the decorative panel to the indoor unit after installation.

Wired Controller Installation

Guidance for installing the optional wired controller according to its manual.

Wiring Work

Wire and Terminal Connection

Explains how to connect wires to terminals and patch boards securely.

Power Cord Connection

Details the procedure for connecting the main power cord to the unit.

Indoor;Outdoor Unit Communication Wiring

Instructions for connecting communication wires between indoor and outdoor units.

Wired Controller Communication Wiring

Steps for connecting communication wires for the wired controller.

Wired Controller and Unit Network Connection

Information on connecting wired controllers and indoor units in a network.

Routine Maintenance

Filter Cleaning Procedure

Instructions for removing, cleaning, and drying the air filters.

Maintenance Before Seasonal Use

Checks to perform before starting the unit for a new season.

Maintenance After Seasonal Use

Actions to take after the unit is no longer in use for the season.

Indoor Unit Error Codes

Troubleshooting Common Issues

Gree GMV-ND80T/A-T Specifications

General IconGeneral
Cooling Capacity (kW)8.0
Heating Capacity (kW)9.0
RefrigerantR410A
Power Supply220-240V/1Ph/50Hz
Compressor TypeInverter Scroll

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