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Fujitsu AUXG45KRLB User Manual

Fujitsu AUXG45KRLB
169 pages
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AIR CONDITIONER
Cassette type
SERVICE MANUAL
INDOOR
AUXG36KRLB
AUXG45KRLB
AUXG54KRLB
OUTDOOR
AOYG36KQTA AOYG45KQTA
AOYG54KQTA
SR_AU015EF_03
2020.11.16

Table of Contents

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Fujitsu AUXG45KRLB Specifications

General IconGeneral
BrandFujitsu
ModelAUXG45KRLB
CategoryAir Conditioner
LanguageEnglish

Summary

General Information

Specifications

Detailed technical specifications for indoor and outdoor units, including capacity, power, and performance data.

Dimensions

Provides detailed physical dimensions for indoor and outdoor units, including installation space requirements.

Technical Data and Parts List

Precautions

Important safety precautions and guidelines for service personnel before starting work.

Cassette Grille Parts List

List of parts for the optional cassette grille, including diagrams and part numbers.

Indoor Unit Parts List

Comprehensive list of parts for the indoor unit, organized by component and reference number.

Outdoor Unit Parts List

Comprehensive list of parts for the outdoor unit, organized by component and reference number.

Accessories

Lists accessories included with indoor and outdoor units, such as manuals and installation kits.

Optional Parts

Details and descriptions of optional parts available for the air conditioning system.

Refrigerant System Diagrams

Diagrams illustrating the refrigerant flow and components within the system.

Wiring Diagrams

Electrical wiring diagrams for indoor and outdoor units, essential for installation and troubleshooting.

PC Board Diagrams

Detailed diagrams of the Printed Circuit Boards (PCBs) used in the units.

Troubleshooting

Error Code

Lists error codes displayed by the wired remote controller and their corresponding error contents.

Troubleshooting with Error Code

Detailed procedures for diagnosing and resolving specific error codes indicated by the system.

Troubleshooting Without Error Code

Guides for diagnosing and resolving operational issues not indicated by specific error codes.

Service Parts Information

Information on service parts, including troubleshooting methods for common component failures.

Control and Functions

Compressor Frequency Control

Explanation of how compressor frequency is controlled during cooling, heating, and dry operations.

Auto Changeover Operation

Details on the automatic switching between cooling, heating, and dry modes based on conditions.

Fan Control

Describes indoor and outdoor fan speed settings and operational logic for different modes.

Louver Control

Information on controlling individual and all louvers for airflow direction.

Timer Operation Control

Explains the functions of On/Off, Program, Sleep, and Weekly timers for operation scheduling.

Defrost Operation Control

Details the conditions and logic for initiating and releasing defrost cycles.

Various Control

Describes various operational controls like auto restart, economy mode, and fresh air control.

Various Protections

Covers protection functions such as over-temperature, high pressure, and anti-freezing controls.

Filed Working

Function Settings

Instructions for adjusting function settings on indoor and outdoor units via DIP switches and remote controllers.

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