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Fujitsu ASYA09LGC Service Manual

Fujitsu ASYA09LGC
140 pages
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SERVICEMANUAL
INVERTER
ASYA07LCC
ASYA09LCC
ARCTIC 7LCC
ARCTIC 9LCC
ASYA12LCC
ARCTIC 12LCC
ASYA14LCC
ASYA18LCC
ARCTIC 14LCC
ASYA09LGC
ASYA12LGC
ARCTIC 9LGC
ARCTIC 12LGC
ASYA14LGC
ARCTIC 14LGC
ASYB09LDC
ASYB12LDC
ASYB18LDC
AGYV09LAC
AGYV12LAC
AGYV14LAC
AWYZ14LBC
AWYZ18LBC
AWYZ24LBC
V2-2009
ASY9LSACW
ASY12LSACW
ASY9LSACW
ASY12LSACW
ASY9LSBCW
ASY12LSBCW
Feilkoder
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Questions and Answers:

Fujitsu ASYA09LGC Specifications

General IconGeneral
TypeSplit System
Cooling Capacity2.5 kW
Heating Capacity3.2 kW
Power Supply220-240 V, 50 Hz
RefrigerantR32
Weight (Indoor Unit)9 kg

Summary

Service Manual Introduction

Contact Information

Contact details and ordering information for FJ Klima Norge.

Error Codes by Model

Index of error codes and corresponding service manuals for various Fujitsu models.

Error Codes for Fujitsu Air-to-Air Heat Pumps

Model Identification

List of models covered in the error code section.

Error Codes: Classic ASY9-12LSACW (Part 1)

Error Diagnosis Levels

Details on level 1 and TEST button error diagnosis for the ASY9-12LSACW series.

Error Codes: Classic ASY9-12LSACW (Part 2)

Indoor Unit Temperature Sensor Faults

Diagnosing faults related to indoor unit temperature sensors.

Outdoor Unit Temperature Sensor Faults

Diagnosing faults related to outdoor unit temperature sensors.

Unit Control Faults

Diagnosing faults related to indoor and outdoor unit controls.

Error Codes: Classic ASY9-12LSACW (Part 3)

Fan Faults

Diagnosing faults related to indoor and outdoor unit fans.

Refrigeration Circuit Faults

Diagnosing faults within the refrigeration circuit.

Alternative Operation Faults

Diagnosing faults related to alternative operating modes.

Error Codes: Classic ASY9-12LSBCW (Part 1)

Serial Signal Fault Diagnosis

Diagnosing faults related to the serial communication signal.

Error Codes: Classic ASY9-12LSBCW (Part 2)

Indoor Unit Temperature Sensor Faults

Diagnosing faults with indoor unit temperature sensors.

Outdoor Unit Temperature Sensor Faults

Diagnosing faults with outdoor unit temperature sensors.

Indoor Unit Control Faults

Diagnosing faults related to indoor unit control systems.

Error Codes: Classic ASY9-12LSBCW (Part 3)

Outdoor Unit Control Faults

Diagnosing faults related to outdoor unit control systems.

Indoor Unit Fan Faults

Diagnosing faults related to the indoor unit fan.

Refrigeration Circuit Faults

Diagnosing faults within the refrigeration circuit.

Error Codes: Classic ASY9-12LSBCW (Part 4)

Alternative Operation Faults

Diagnosing faults in alternative operating modes.

Error Codes: Classic ASYA07-18LCC (Part 1)

Serial Signal Fault Diagnosis

Diagnosing faults related to the serial communication signal.

Error Codes: Classic ASYA07-18LCC (Part 2)

Indoor Unit Temperature Sensor Faults

Diagnosing faults with indoor unit temperature sensors.

Outdoor Unit Temperature Sensor

Diagnosing faults with outdoor unit temperature sensors.

Indoor Unit Control Faults

Diagnosing faults related to indoor unit control systems.

Error Codes: Classic ASYA07-18LCC (Part 3)

Outdoor Unit Control Faults

Diagnosing faults related to outdoor unit control systems.

Indoor Unit Fan Faults

Diagnosing faults related to the indoor unit fan.

Refrigeration Circuit Faults

Diagnosing faults within the refrigeration circuit.

Error Codes: Classic ASYA7-14LGC (Part 1)

Serial Signal Fault Diagnosis

Diagnosing faults related to the serial communication signal.

Error Codes: Classic ASYA7-14LGC (Part 2)

Indoor Unit Temperature Sensor Faults

Diagnosing faults with indoor unit temperature sensors.

Outdoor Unit Temperature Sensor

Diagnosing faults with outdoor unit temperature sensors.

Indoor Unit Control Faults

Diagnosing faults related to indoor unit control systems.

Error Codes: Classic ASYA7-14LGC (Part 3)

Outdoor Unit Faults

Diagnosing general faults related to the outdoor unit.

Indoor Unit Fan Faults

Diagnosing faults related to the indoor unit fan.

Refrigeration Circuit Faults

Diagnosing faults within the refrigeration circuit.

Error Codes: Classic ASYA7-14LGC (Part 4)

Alternative Operation Faults

Diagnosing faults in alternative operating modes.

Error Codes: Plasma ASYB09-24LDC (Part 1)

Serial Signal Fault Diagnosis

Diagnosing faults related to the serial communication signal.

Error Codes: Plasma ASYB09-24LDC (Part 2)

Indoor Unit Temperature Sensor Faults

Diagnosing faults with indoor unit temperature sensors.

Outdoor Unit Temperature Sensor

Diagnosing faults with outdoor unit temperature sensors.

Indoor Unit Control Faults

Diagnosing faults related to indoor unit control systems.

Error Codes: Plasma ASYB09-24LDC (Part 3)

Outdoor Unit Control Faults

Diagnosing faults related to outdoor unit control systems.

Indoor Unit Fan Faults

Diagnosing faults related to the indoor unit fan.

Refrigeration Circuit Faults

Diagnosing faults within the refrigeration circuit.

Error Codes: Floor Model AGYV09-14LAC (Part 1)

Serial Signal Error

Diagnosing faults related to the serial communication signal.

Error Codes: Floor Model AGYV09-14LAC (Part 2)

Indoor Unit Temperature Sensor Faults

Diagnosing faults with indoor unit temperature sensors.

Outdoor Unit Temperature Sensor

Diagnosing faults with outdoor unit temperature sensors.

Indoor Unit Control Faults

Diagnosing faults related to indoor unit control systems.

Error Codes: Floor Model AGYV09-14LAC (Part 3)

Outdoor Unit Faults

Diagnosing general faults related to the outdoor unit.

Indoor Unit Fan Faults

Diagnosing faults related to the indoor unit fan.

Refrigeration Circuit Faults

Diagnosing faults within the refrigeration circuit.

Error Codes: Floor Model AGYV09-14LAC (Part 4)

Refrigeration Circuit Faults

Diagnosing faults within the refrigeration circuit.

Alternative Operation Faults

Diagnosing faults in alternative operating modes.

Power Supply Faults

Diagnosing faults related to the power supply.

Model Information Faults

Diagnosing faults related to model compatibility.

Error Codes: Nocria AWYZ14-18LBC (Part 1)

Serial Signal Fault Diagnosis

Diagnosing faults related to the serial communication signal.

Error Codes: Nocria AWYZ14-18LBC (Part 2)

Indoor Unit Temperature Sensor Faults

Diagnosing faults with indoor unit temperature sensors.

Outdoor Unit Temperature Sensor

Diagnosing faults with outdoor unit temperature sensors.

Indoor Unit Control Faults

Diagnosing faults related to indoor unit control systems.

Error Codes: Nocria AWYZ14-18LBC (Part 3)

Outdoor Unit Faults

Diagnosing general faults related to the outdoor unit.

Indoor Unit Fan Faults

Diagnosing faults related to the indoor unit fan.

Refrigeration Circuit Faults

Diagnosing faults within the refrigeration circuit.

Error Codes: Nocria AWYZ14-18LBC (Part 4)

Alternative Operation Faults

Diagnosing faults in alternative operating modes.

Temperature Sensor Specifications

Room Sensor Data

Resistance and voltage values for the room temperature sensor.

Heat Exchanger Sensor Data

Resistance and voltage values for heat exchanger sensors.

Compressor Pipe Sensor Data

Resistance and voltage values for compressor pipe sensors.

Outdoor Heat Exchanger Sensor Data

Resistance and voltage values for outdoor heat exchanger sensors.

Outdoor Temperature Sensor Data

Resistance and voltage values for outdoor temperature sensors.

IPM Diagnosis Procedures

IPM Protection Checks

Steps to diagnose IPM protection faults.

Diagnostic Checkpoints

Flowchart for diagnosing IPM-related issues.

Refrigeration Circuit Diagnosis and Troubleshooting

Troubleshooting Refrigeration Circuits

Identifying and resolving refrigeration circuit faults.

Troubleshooting Methods

Step-by-step methods for diagnosing circuit issues.

Serial Signal Troubleshooting Guide

Serial Signal Troubleshooting for LGC Models

Diagnosing serial signal faults specific to LGC models.

Active Filter Diagnosis Procedure

DC FAN MOTOR Testing

Motor Short Circuit Test

Procedure for testing motor short circuits.

Troubleshooting Fujitsu Inverter Outdoor Units

10-Point Plan for Inverter Unit Checks

10-Point Plan: ASY9-12LSACW

10-Point Plan: ASY9-12 LSB and ASYA9-12LCC

10-Point Plan: ASYA14-18LCC and ASYB09/12LDC

10-Point Plan: ASYA12-14LGC Outdoor Unit

10-Point Plan: AGYV09-12-14LAC

10-Point Plan: AWYZ14-18LBC

10-Point Plan: AWYZ24LBC

10-Point Plan Overview

Inverter Fault Analysis: Temperature Sensor Data

Correct Temperature Sensor Values

Reference table for correct temperature sensor resistance values.

Inverter Fault Analysis: Diode Bridge

Diode Bridge Analysis and Testing

Analysis and testing procedures for the diode bridge rectifier.

Inverter Fault Analysis: Diode Bridge

Diode Bridge Component Test

Detailed component testing for diode bridge functionality.

Inverter Fault Analysis: Active Filter Module

Active Filter Module Operation

Operational voltage tests for the active filter module.

Inverter Fault Analysis: Active Filter Module

Active Filter Module Testing

Ohm and diode testing procedures for the active filter module.

Inverter Fault Analysis: IPM Module

IPM Module Component and Operation Tests

Tests for IPM module component integrity and operation.

Inverter Fault Analysis: Compressor

Compressor Normal Resistance Values

Reference values for normal compressor resistance.

Inverter Fault Analysis: EEV

EEV Coil Measurement and Operation

Analysis of EEV coil resistance and operational characteristics.

Inverter Fault Analysis: Pump Down Function

Pump Down for Large Models

Procedure for activating pump down on larger model units.

Inverter Fault Analysis: Pump Down Function

Pump Down for Small Models

Procedure for activating pump down on smaller model units.

Split Type Room Air Conditioner - Wall Mounted Type

Models Identification

List of indoor and outdoor unit models covered.

Table of Contents

Overview of the manual's sections and page numbers.

Specifications: ASY9LSACW/AOY9LSAC & ASY12LSACW/AOY12LSAC

Model Type and Capacity

Details on unit type, cooling, and heating capacities.

Electrical Data

Specifications for power source, frequency, current, and wattage.

Compressor Specifications

Details on compressor type, discrimination, and refrigerant.

Fan Motor Specifications

Specifications for fan motor power source and speed.

Dimensions and Weights

Physical dimensions and weight of indoor and outdoor units.

Noise Level Specifications

Noise level ratings for indoor and outdoor units.

Piping and Refrigerant Details

Maximum pipe length and additional refrigerant requirements.

Dimensions: ASY9LSACW/AOY9LSAC & ASY12LSACW/AOY12LSAC

Circuit Diagram: ASY9LSACW/AOY9LSAC & ASY12LSACW/AOY12LSAC

Split Type Room Air Conditioner - Wall Mounted Type

Models Identification

List of indoor and outdoor unit models covered.

Table of Contents

Overview of the manual's sections and page numbers.

Specifications: ASY9LSBCW/AOY9LFBC & ASY12LSBCW/AOY12LFBC

Model Type and Capacity

Details on unit type, cooling, and heating capacities.

Electrical Data

Specifications for power source, frequency, current, and wattage.

Compressor Specifications

Details on compressor type, discrimination, and refrigerant.

Fan Motor Specifications

Specifications for fan motor power source and speed.

Dimensions and Weights

Physical dimensions and weight of indoor and outdoor units.

Noise Level Specifications

Noise level ratings for indoor and outdoor units.

Piping and Refrigerant Details

Maximum pipe length and additional refrigerant requirements.

Dimensions: ASY9LSBCW/AOY9LFBC & ASY12LSBCW/AOY12LFBC

Refrigerant System Diagram: ASY9LSBCW/AOY9LFBC & ASY12LSBCW/AOY12LFBC

Circuit Diagram: ASY9LSBCW/AOY9LFBC & ASY12LSBCW/AOY12LFBC

Split Type Room Air Conditioner - Wall Mounted Type

Models Identification

List of indoor and outdoor unit models covered.

Table of Contents

Overview of the manual's sections and page numbers.

Specifications: ASYA07LCC/AOYR07LCC & ASYA09LCC/AOYR09LCC

Model Type and Capacity

Details on unit type, cooling, and heating capacities.

Electrical Data

Specifications for power source, frequency, current, and wattage.

Compressor Specifications

Details on compressor type, discrimination, and refrigerant.

Fan Motor Specifications

Specifications for fan motor power source and speed.

Noise Level Specifications

Noise level ratings for indoor and outdoor units.

Piping and Refrigerant Details

Maximum pipe length and additional refrigerant requirements.

Dimensions: ASYA07LCC/AOYR07LCC & ASYA09LCC/AOYR09LCC

Refrigerant System Diagram: ASYA07LCC/AOYR07LCC & ASYA09LCC/AOYR09LCC

Circuit Diagram: ASYA07LCC/AOYR07LCC & ASYA09LCC/AOYR09LCC

Version "Arctic"

Model Series

List of Arctic model series covered.

Split Type Room Air Conditioner - Ceiling Wall Type Inverter

Models Identification

List of indoor and outdoor unit models covered.

Table of Contents

Overview of the manual's sections and page numbers.

Specifications: AWYZ14LBC/AOYZ14LBC & AWYZ18LBC/AOYZ18LBC

Model Type and Capacity

Details on unit type, cooling, and heating capacities.

Electrical Data

Specifications for power source, frequency, current, and wattage.

Compressor Specifications

Details on compressor type, discrimination, and refrigerant.

Fan Motor Specifications

Specifications for fan motor power source and speed.

Dimensions and Weights

Physical dimensions and weight of indoor and outdoor units.

Noise Level Specifications

Noise level ratings for indoor and outdoor units.

Piping and Refrigerant Details

Maximum pipe length and additional refrigerant requirements.

Dimensions: AWYZ14LBC/AOYZ14LBC & AWYZ18LBC/AOYZ18LBC

Refrigerant System Diagram: AWYZ14LBC/AOYZ14LBC & AWYZ18LBC/AOYZ18LBC

Circuit Diagram: AWYZ14LBC/AOYZ14LBC & AWYZ18LBC/AOYZ18LBC

Version "Arctic"

Model Series

List of Arctic model series covered.

Split Type Room Air Conditioner - Wall Mounted Type

Models Identification

List of indoor and outdoor unit models covered.

Table of Contents

Overview of the manual's sections and page numbers.

Specifications: ASYA14LGC/AOYR14LGC & ASYA18LGC/AOYR18LGC

Model Type and Capacity

Details on unit type, cooling, and heating capacities.

Electrical Data

Specifications for power source, frequency, current, and wattage.

Compressor Specifications

Details on compressor type, discrimination, and refrigerant.

Fan Motor Specifications

Specifications for fan motor power source and speed.

Dimensions and Weights

Physical dimensions and weight of indoor and outdoor units.

Noise Level Specifications

Noise level ratings for indoor and outdoor units.

Piping and Refrigerant Details

Maximum pipe length and additional refrigerant requirements.

Dimensions: ASYA14LGC/AOYR14LGC & ASYA18LGC/AOYR18LGC

Refrigerant System Diagram: ASYA14LGC/AOYR14LGC & ASYA18LGC/AOYR18LGC

Circuit Diagram: ASYA14LGC/AOYR14LGC & ASYA18LGC/AOYR18LGC

Version "Arctic"

Model Series

List of Arctic model series covered.

Split Type Room Air Conditioner - Wall Mounted Type

Models Identification

List of indoor and outdoor unit models covered.

Table of Contents

Overview of the manual's sections and page numbers.

Specifications: ASYA09LGC/AOYR09LGC & ASYA12LGC/AOYR12LGC

Model Type and Capacity

Details on unit type, cooling, and heating capacities.

Electrical Data

Specifications for power source, frequency, current, and wattage.

Compressor Specifications

Details on compressor type, discrimination, and refrigerant.

Fan Motor Specifications

Specifications for fan motor power source and speed.

Noise Level Specifications

Noise level ratings for indoor and outdoor units.

Piping and Refrigerant Details

Maximum pipe length and additional refrigerant requirements.

Dimensions: ASYA09LGC/AOYR09LGC & ASYA12LGC/AOYR12LGC

Refrigerant System Diagram: ASYA09LGC/AOYR09LGC & ASYA12LGC/AOYR12LGC

Circuit Diagram: ASYA09LGC/AOYR09LGC & ASYA12LGC/AOYR12LGC

Circuit Diagram: ARCTIC Models

Split Type Room Air Conditioner - Ceiling Wall Type Inverter

Models Identification

List of indoor and outdoor unit models covered.

Table of Contents

Overview of the manual's sections and page numbers.

Specifications: AWYZ24LBC/AOYZ24LBT

Model Type and Capacity

Details on unit type, cooling, and heating capacities.

Electrical Data

Specifications for power source, frequency, current, and wattage.

Compressor Specifications

Details on compressor type, discrimination, and refrigerant.

Fan Motor Specifications

Specifications for fan motor power source and speed.

Dimensions and Weights

Physical dimensions and weight of indoor and outdoor units.

Noise Level Specifications

Noise level ratings for indoor and outdoor units.

Piping and Refrigerant Details

Maximum pipe length and additional refrigerant requirements.

Dimensions: AWYZ24LBC/AOYZ24LBT

Refrigerant System Diagram: AWYZ24LBC/AOYZ24LBT

Circuit Diagram: AWYZ24LBC/AOYZ24LBT

Circuit Diagram: ARCTIC Models

Split Type Room Air Conditioner - Wall Mounted Type

Models Identification

List of indoor and outdoor unit models covered.

Table of Contents

Overview of the manual's sections and page numbers.

Specifications: ASYB09LDC/AOYS09LDC & ASYB12LDC/AOYS12LDC

Model Type and Capacity

Details on unit type, cooling, and heating capacities.

Electrical Data

Specifications for power source, frequency, current, and wattage.

Compressor Specifications

Details on compressor type, discrimination, and refrigerant.

Fan Motor Specifications

Specifications for fan motor power source and speed.

Dimensions and Weights

Physical dimensions and weight of indoor and outdoor units.

Noise Level Specifications

Noise level ratings for indoor and outdoor units.

Piping and Refrigerant Details

Maximum pipe length and additional refrigerant requirements.

Dimensions: ASYB09LDC/AOYS09LDC & ASYB12LDC/AOYS12LDC

Refrigerant System Diagram: ASYB09LDC/AOYS09LDC & ASYB12LDC/AOYS12LDC

Circuit Diagram: ASYB09LDC/AOYS09LDC & ASYB12LDC/AOYS12LDC

Split Type Room Air Conditioner - Wall Mounted Type

Models Identification

List of indoor and outdoor unit models covered.

Table of Contents

Overview of the manual's sections and page numbers.

Specifications: ASYB18LDC/AOYS18LDC

Model Type and Capacity

Details on unit type, cooling, and heating capacities.

Electrical Data

Specifications for power source, frequency, current, and wattage.

Compressor Specifications

Details on compressor type, discrimination, and refrigerant.

Dimensions and Weights

Physical dimensions and weight of indoor and outdoor units.

Noise Level Specifications

Noise level ratings for indoor and outdoor units.

Piping and Refrigerant Details

Maximum pipe length and additional refrigerant requirements.

Dimensions: ASYB18LDC/AOYS18LDC

Refrigerant System Diagram: ASYB18LDC/AOYS18LDC

Circuit Diagram: ASYB18LDC/AOYS18LDC

Split Type Room Air Conditioner - Floor Type

Models Identification

List of indoor and outdoor unit models covered.

Table of Contents

Overview of the manual's sections and page numbers.

Specifications: AGYV09LAC/AOYV09LAC, AGYV12LAC/AOYV12LAC, AGYV14LAC/AOYV14LAC

Model Type and Capacity

Details on unit type, cooling, and heating capacities.

Electrical Data

Specifications for power source, frequency, current, and wattage.

Fan Motor Specifications

Specifications for fan motor power source and speed.

Noise Level Specifications

Noise level ratings for indoor and outdoor units.

Piping and Refrigerant Details

Maximum pipe length and additional refrigerant requirements.

Dimensions: AGYV09LAC/AOYV09LAC, AGYV12LAC/AOYV12LAC, AGYV14LAC/AOYV14LAC

Outdoor Unit Dimensions

Model: AOYV14LAC

Specific dimensions for the AOYV14LAC outdoor unit.

Refrigerant System Diagram: AGYV09LAC/AOYV09LAC, AGYV12LAC/AOYV12LAC, AGYV14LAC/AOYV14LAC

Circuit Diagram: AGYV09LAC/AOYV09LAC, AGYV12LAC/AOYV12LAC, AGYV14LAC/AOYV14LAC

Circuit Diagram

Split Type Room Air Conditioner - Ceiling Wall Type Inverter

Models Identification

List of indoor and outdoor unit models covered.

Table of Contents

Overview of the manual's sections and page numbers.

Specifications: AWYZ24LBC/AOYZ24LBT

Model Type and Capacity

Details on unit type, cooling, and heating capacities.

Electrical Data

Specifications for power source, frequency, current, and wattage.

Compressor Specifications

Details on compressor type, discrimination, and refrigerant.

Fan Motor Specifications

Specifications for fan motor power source and speed.

Dimensions and Weights

Physical dimensions and weight of indoor and outdoor units.

Noise Level Specifications

Noise level ratings for indoor and outdoor units.

Piping and Refrigerant Details

Maximum pipe length and additional refrigerant requirements.

Dimensions: AWYZ24LBC/AOYZ24LBT

Refrigerant System Diagram: AWYZ24LBC/AOYZ24LBT

Circuit Diagram: AWYZ24LBC/AOYZ24LBT

Split Type Room Air Conditioner - Ceiling Wall Type Inverter

Models Identification

List of indoor and outdoor unit models covered.

Table of Contents

Overview of the manual's sections and page numbers.

Specifications: AWYZ24LBC/AOYZ24LBT

Model Type and Capacity

Details on unit type, cooling, and heating capacities.

Electrical Data

Specifications for power source, frequency, current, and wattage.

Compressor Specifications

Details on compressor type, discrimination, and refrigerant.

Fan Motor Specifications

Specifications for fan motor power source and speed.

Dimensions and Weights

Physical dimensions and weight of indoor and outdoor units.

Noise Level Specifications

Noise level ratings for indoor and outdoor units.

Piping and Refrigerant Details

Maximum pipe length and additional refrigerant requirements.

Dimensions: AWYZ24LBC/AOYZ24LBT

Outdoor Unit Dimensions

Refrigerant System Diagram: AWYZ24LBC/AOYZ24LBT

Circuit Diagram: AWYZ24LBC/AOYZ24LBT

Outdoor Unit Circuit Diagram

Installation Overview and Steps

Site Preparation and Unit Placement

Steps for selecting and preparing installation locations.

Pipe and Cable Connections

Procedures for connecting refrigerant pipes and cables.

Pressure and Vacuum Testing

Steps for performing pressure and vacuum tests.

Final Checks and Customer Handover

Final inspections, test runs, and customer guidance.

Pipe Penetration Through Wooden Walls

Manometer Connection and Vacuum Procedure

Water Boiling Point vs. Pressure Table

Recharging R410A and R407C Gas

Gas Recovery Procedure

Inverter Fault Analysis: Pump Down Function

Pump Down for Small Models

Procedure for activating pump down on smaller model units.

Inverter Fault Analysis: Pump Down Function

Pump Down for Large Models

Procedure for activating pump down on larger model units.

System Evacuation and Refilling Procedures

Nitrogen Pressure Testing Procedure

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