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Daikin R36PUV2S User Manual

Daikin R36PUV2S
501 pages
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Pocket
Manual
Service Diagnosis
Si20 - 701_B

Table of Contents

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Daikin R36PUV2S Specifications

General IconGeneral
Cooling Capacity3.6 kW
Heating Capacity4.0 kW
RefrigerantR32
Power Supply220-240V, 50Hz
Indoor Unit Noise Level20 dB
Outdoor Unit Noise Level48 dB

Summary

List of Applicable Models

Symptom-based Troubleshooting

2.1 Overview of Symptoms

Lists common operational symptoms and directs users to relevant troubleshooting sections.

2.2 Equipment Does Not Operate

Troubleshooting steps for cases where the equipment fails to start or operate.

2.3 Fan Operates, Compressor Does Not

Diagnosing issues when the indoor fan runs, but the compressor remains inactive.

2.4 Cooling / Heating Operation Issues

Addresses problems like immediate shutdown after start or lack of cooling/heating.

2.5 Post-Shutdown Restart Problems

Troubleshooting for delayed unit restarts after shutdown.

2.6 Equipment Operates but does not Provide Cooling

Steps to diagnose and resolve issues when the unit runs but fails to cool.

2.7 Equipment Operates but does not Provide Heating

Steps to diagnose and resolve issues when the unit runs but fails to heat.

2.8 Other Operational Issues

Covers phenomena like white mist discharge, abnormal noise, vibration, and dust discharge.

Troubleshooting by Remote Controller

3.1 Self-diagnosis Procedure

Detailed steps for performing self-diagnosis using the remote controller and interpreting error codes.

3.2 Indoor Unit Error Codes Overview

Summary table of indoor unit error codes, their descriptions, and applicable models.

3.3 Detailed Error Codes

Detailed explanations and diagnostic procedures for specific indoor unit error codes.

3.4 A-Series: External Protection and PCB Errors

Troubleshooting for A-series errors including external protection, PCB abnormalities, and drain system issues.

3.5 C-Series: Thermistor and Transmission Errors

Diagnostic steps for C-series errors related to thermistors, transmission, and PCB combinations.

3.6 E-Series: Safety Device, PCB, and Pressure Errors

Troubleshooting for E-series errors involving safety devices, PCB issues, and pressure sensors/switches.

3.7 L-Series: Compressor and Overcurrent Errors

Diagnostic procedures for L-series errors related to compressor lock, overcurrent, and inverter abnormalities.

3.8 U-Series: Refrigerant and Voltage Issues

Troubleshooting for U-series errors including refrigerant shortage, reverse phase, and power supply voltage problems.

3.9 Transmission and Wiring Errors (UA, UF, UH)

Steps to resolve transmission and wiring errors between units and controllers (UA, UF, UH).

3.10 Check Procedures

General checks and procedures for verifying system components and connections.

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