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Daikin R125KUY1 - User Manual

Daikin R125KUY1
501 pages
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Manual
Service Diagnosis
Si20 - 701_B

Table of Contents

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Summary

List of Applicable Models

R-FU Series

Lists applicable outdoor and indoor units for the R-FU series.

R-KU Series

Lists applicable outdoor and indoor units for the R-KU series.

R-NU Series

Lists applicable outdoor and indoor units for the R-NU series.

RZQ-B Series

Lists applicable outdoor and indoor units for the RZQ-B series.

RZQ-C Series

Lists applicable outdoor and indoor units for the RZQ-C series.

Symptom-based Troubleshooting

2.1 Overview

Provides a summary of common symptoms and corresponding troubleshooting measures.

2.2 Equipment does not Operate

Details troubleshooting steps for when the equipment does not operate.

2.3 Indoor Unit Fan Operates, but Compressor does not Operate

Troubleshooting for specific symptom of fan operation without compressor.

2.4 Cooling; Heating Operation Starts but Stops Immediately

Troubleshooting for intermittent operation issues.

2.5 After Unit Shuts Down, It cannot be Restarted for a While

Troubleshooting for delayed restart issues.

Troubleshooting by Remote Controller

3.1 Procedure of Self-diagnosis by Remote Controller

Explains how to use the remote controller for self-diagnosis.

3.2 Error Codes and Description

Lists error codes and their general descriptions for indoor units.

3.3 Detailed Error Codes

Provides detailed descriptions and diagnoses for specific error codes.

3.4 Error of External Protection Device

Troubleshooting steps for errors related to external protection devices.

Summary

List of Applicable Models

R-FU Series

Lists applicable outdoor and indoor units for the R-FU series.

R-KU Series

Lists applicable outdoor and indoor units for the R-KU series.

R-NU Series

Lists applicable outdoor and indoor units for the R-NU series.

RZQ-B Series

Lists applicable outdoor and indoor units for the RZQ-B series.

RZQ-C Series

Lists applicable outdoor and indoor units for the RZQ-C series.

Symptom-based Troubleshooting

2.1 Overview

Provides a summary of common symptoms and corresponding troubleshooting measures.

2.2 Equipment does not Operate

Details troubleshooting steps for when the equipment does not operate.

2.3 Indoor Unit Fan Operates, but Compressor does not Operate

Troubleshooting for specific symptom of fan operation without compressor.

2.4 Cooling; Heating Operation Starts but Stops Immediately

Troubleshooting for intermittent operation issues.

2.5 After Unit Shuts Down, It cannot be Restarted for a While

Troubleshooting for delayed restart issues.

Troubleshooting by Remote Controller

3.1 Procedure of Self-diagnosis by Remote Controller

Explains how to use the remote controller for self-diagnosis.

3.2 Error Codes and Description

Lists error codes and their general descriptions for indoor units.

3.3 Detailed Error Codes

Provides detailed descriptions and diagnoses for specific error codes.

3.4 Error of External Protection Device

Troubleshooting steps for errors related to external protection devices.

Daikin R125KUY1 Specifications

General IconGeneral
BrandDaikin
ModelR125KUY1
CategoryAir Conditioner
LanguageEnglish

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