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Daikin RY71LUY1 User Manual

Daikin RY71LUY1
501 pages
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Pocket
Manual
Service Diagnosis
Si20 - 701_B

Table of Contents

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Daikin RY71LUY1 Specifications

General IconGeneral
ModelRY71LUY1
CategoryAir Conditioner
TypeSplit System
Cooling Capacity7.1 kW
Heating Capacity8.0 kW
Noise Level (Outdoor Unit)49 dB(A)
Power Supply220-240 V, 50 Hz
Operating Temperature (Cooling)46°C
Operating Temperature (Heating)-15 to 24 °C
Noise Level (Indoor Unit)45 dB(A)

Summary

Pocket Manual

Service Diagnosis

List of Applicable Models

Symptom-based Troubleshooting

2.1 Overview

General overview of common symptoms and their corresponding troubleshooting measures.

2.2 Equipment does not Operate

Troubleshooting steps when the equipment fails to operate.

2.3 Indoor Unit Fan Operates, but Compressor does not Operate

Diagnosing issues when only the indoor fan runs, not the compressor.

2.4 Cooling / Heating Operation Starts but Stops Immediately

Troubleshooting for operations that start and then stop abruptly.

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

Addressing issues with restarting the unit after shutdown.

Troubleshooting by Remote Controller

3.1 Procedure of Self-diagnosis by Remote Controller

Steps for performing self-diagnosis using wired and wireless remote controllers, including error code display.

3.2 Error Codes and Description

Comprehensive list of error codes, their contents, and reference pages, categorized by unit type and model.

3.3 Detailed Error Codes

In-depth troubleshooting guidance for specific error codes affecting indoor and outdoor units, including supposed causes and diagnosis.

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