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Gree FGR20/BNa-M User Manual

Gree FGR20/BNa-M
83 pages
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DUCT TYPE SPLIT AIR CONDITIONER
SERVICE MANUAL
T1/R410A/50Hz
(GC201303-
)

Table of Contents

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Gree FGR20/BNa-M Specifications

General IconGeneral
TypeSplit Air Conditioner
Power Supply220-240V, 50Hz
RefrigerantR410A
Cooling Capacity2.0 kW
Energy Efficiency Ratio (EER)3.2
Noise Level (Outdoor)50 dB

Summary

Product Information

Gree Duct Air Conditioner Models

Lists different Gree duct type split air conditioner models with their specifications and appearance.

Duct Air Conditioner Nomenclature

Explains the model designation and component codes for the duct type split air conditioner.

Duct Air Conditioner Features

Details features of outdoor and indoor units, including protection and control systems.

Product Data at Rated Condition

Presents detailed technical data for various models under rated operating conditions.

Operational Temperature and Humidity Range

Specifies the operating conditions for cooling and heating modes, including temperature and humidity limits.

Refrigerant Piping Diagrams

Illustrates the refrigerant flow for cooling-only and heat pump operations.

Control System

Operation Flowcharts

Diagrams illustrating the operational sequences for different modes.

Main Control Logic

Details the core logic and timing for the unit's operating modes.

Wired Remote Controller

Comprehensive guide to operating the wired remote controller.

Wireless Remote Controller

Overview of the wireless remote control, its buttons, and general notes.

Installation

Indoor Unit Installation Guide

Instructions for installing the indoor unit.

Outdoor Unit Installation Guide

Instructions for installing the outdoor unit.

Refrigeration Piping Work Procedures

Procedures and specifications for refrigeration piping.

Electric Wiring Work Guide

Guidelines and schematics for electrical wiring.

Maintenance

Troubleshooting Table

Lists common trouble codes, their names, origin signals, and detailed control descriptions.

Troubleshooting Flowcharts

Step-by-step diagnostic flowcharts for common issues.

Wiring Diagrams

Provides detailed wiring schematics for indoor and outdoor units.

Disassembly and Assembly Procedures

Main Parts Overview

Introduction to the main components that can be disassembled and assembled.

Compressor Removal and Installation

Step-by-step guide for disassembling and assembling the compressor.

4-Way Valve Removal and Installation

Procedure for disassembling and assembling the 4-way valve.

Exploded Views and Parts Lists

Indoor Unit Exploded View and Parts

Exploded view diagrams and parts list for indoor units.

Indoor Unit FGR25/CNa-M(I) Exploded View

Exploded view diagram for the FGR25/CNa-M(I) indoor unit model.

Indoor Unit FGR30/BNa-M(I) Exploded View

Exploded view diagram for the FGR30/BNa-M(I) indoor unit model.

Indoor Unit FGR40/BNa-M(I) Exploded View

Exploded view diagram for the FGR40/BNa-M(I) indoor unit model.

Outdoor Unit Exploded Views and Parts

Visual guides to outdoor unit components and their part numbers.

Outdoor Unit FGR20/BNa-M(O) Exploded View

Exploded view diagram for the FGR20/BNa-M(O) outdoor unit model.

Outdoor Unit FGR25/CNa-M(O) Exploded View

Exploded view diagram for the FGR25/CNa-M(O) outdoor unit model.

Outdoor Unit FGR30/BNa-M(O) Exploded View

Exploded view diagram for the FGR30/BNa-M(O) outdoor unit model.

Outdoor Unit FGR40/BNa-M(O) Exploded View

Exploded view diagram for the FGR40/BNa-M(O) outdoor unit model.

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