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Daikin FBQ140DV1 User Manual

Daikin FBQ140DV1
501 pages
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Pocket
Manual
Service Diagnosis
Si20 - 701_B

Table of Contents

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Daikin FBQ140DV1 Specifications

General IconGeneral
BrandDaikin
ModelFBQ140DV1
CategoryAir Conditioner
LanguageEnglish

Summary

Service Diagnosis

Symptom-based Troubleshooting

Troubleshoot issues based on observed operational symptoms.

Overview

Lists common symptoms and corresponding troubleshooting measures.

Equipment does not Operate

Lists possible causes for the equipment failing to operate.

Cooling / Heating Operation Starts but Stops Immediately

Addresses interrupted cooling or heating cycles.

Equipment Operates but does not Provide Cooling

Steps for when unit runs but fails to cool.

Troubleshooting by Remote Controller

Guides on using the remote controller for diagnostics and troubleshooting.

Procedure of Self-diagnosis by Remote Controller

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

Error Codes and Description

Lists and explains various error codes and their meanings.

A1 Indoor Unit PCB Abnormality

Diagnosing and resolving indoor unit PCB abnormalities.

E3 High Pressure System Abnormality

Diagnosing and resolving high pressure system abnormalities.

U0 Refrigerant Shortage

Diagnosing and resolving refrigerant shortage issues.

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