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Daikin FTYN25GXV1B User Manual

Daikin FTYN25GXV1B
124 pages
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SiBE01 - 829
[Applied Models]
Non-Inverter Pair : Heat Pump
SPLIT Pair
Wall Mounted Type G-Series

Table of Contents

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Daikin FTYN25GXV1B Specifications

General IconGeneral
BrandDaikin
ModelFTYN25GXV1B
CategoryAir Conditioner
LanguageEnglish

Summary

Introduction

Safety Cautions and Warnings

Provides critical safety warnings and precautions for handling electrical components and refrigerant.

Explanation of Document Icons

Defines the meaning of various icons used throughout the manual to draw attention to specific information.

Part 1 List of Function

List of Functions

Details all operational functions of the air conditioner unit, categorized by function type.

Part 2 Specifications

Air Conditioner Specifications

Provides detailed technical specifications for indoor and outdoor units, including capacity, dimensions, and power.

Part 3 Printed Circuit Board Connector Wiring Diagram

Indoor Unit PCB Connector Diagram

Illustrates connector assignments and locations on the control and display PCBs of the indoor unit.

Part 4 Functions and Control

Indoor Unit Operational Functions

Explains various indoor unit functions like airflow control, louvers, and auto-swing modes.

Thermistor Functionality

Describes the role of outdoor and indoor heat exchanger thermistors in unit operation and control.

System Control Specifications

Details control specifications for key functions like valve switching, standby, and protection features.

Part 5 Operation Manual

Air Conditioner System Configuration

Provides guidance on operating and handling the air conditioner after installation and testing.

Remote Controller Instructions

Explains how to use the remote controller for various operation modes and settings.

Part 6 Service Diagnosis

Service Diagnosis Cautions

Highlights important warnings and error detection methods for diagnosing unit issues.

Common Problem Symptoms and Solutions

Lists common unit symptoms, checks, solutions, and reference pages for troubleshooting.

Service Check Mode Functionality

Details how to access and interpret error codes displayed on the unit for service checks.

Troubleshooting Error Codes and Issues

Provides detailed troubleshooting steps for various error codes and system abnormalities.

Component Resistance and Condition Checks

Guides on checking thermistor resistance, installation conditions, and fan systems.

Part 7 Removal Procedure

Indoor Unit Removal Procedures

Step-by-step instructions for safely removing components of the indoor air conditioning unit.

Outdoor Unit Removal Procedures

Step-by-step instructions for safely removing components of the outdoor air conditioning unit.

Part 8 Others

Trial Operation and Pump Down Procedures

Covers trial operation, testing procedures, and pump down operations for unit handling.

Part 9 Appendix

Refrigerant Piping Diagrams

Visual diagrams illustrating the refrigerant flow and piping connections for indoor and outdoor units.

Electrical Wiring Diagrams

Diagrams showing the electrical connections for indoor and outdoor units, including component labels.

Drawings & Flow Charts

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