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Daikin R48NUY2S User Manual

Daikin R48NUY2S
501 pages
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Pocket
Manual
Service Diagnosis
Si20 - 701_B

Table of Contents

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Daikin R48NUY2S Specifications

General IconGeneral
BrandDaikin
ModelR48NUY2S
CategoryAir Conditioner
LanguageEnglish

Summary

List of Applicable Models

Symptom-based Troubleshooting

Symptom-based Troubleshooting Overview

Lists common symptoms and their corresponding troubleshooting pages for quick reference.

Equipment Troubleshooting: Does Not Operate

Details potential causes and solutions for when the equipment fails to start or operate.

Troubleshooting: Indoor Fan Operates, Compressor Off

Addresses the scenario where the indoor fan runs but the compressor does not engage.

Troubleshooting: Operation Starts and Stops Immediately

Covers issues where the unit begins operation but shuts down shortly after.

Troubleshooting: Unit Cannot Restart Immediately After Shutdown

Addresses problems related to delayed restart after the unit has shut down.

Troubleshooting: Operates Without Cooling

Solutions for when the unit runs but fails to deliver cooling.

Troubleshooting: Operates Without Heating

Solutions for when the unit runs but fails to deliver heating.

Troubleshooting: White Mist Discharge

Explains potential causes and remedies for the unit emitting white mist.

Troubleshooting: Loud Noise or Vibration

Addresses issues causing excessive noise or vibration during operation.

Troubleshooting: Dust Discharge

Explains causes and solutions for the unit expelling dust.

Troubleshooting: Remote Controller Displays "88"

Details how to troubleshoot when the remote controller displays the error code "88".

Troubleshooting by Remote Controller

Remote Controller Self-diagnosis Procedure

Step-by-step guide for performing self-diagnosis using the remote controller.

Error Codes and Their Descriptions

Comprehensive list of error codes, their meanings, and relevant model applicability.

Detailed Error Code Explanations

Provides detailed explanations and diagnostic steps for specific error codes.

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