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Daikin FHC30NUV1 User Manual

Daikin FHC30NUV1
501 pages
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Manual
Service Diagnosis
Si20 - 701_B

Table of Contents

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Daikin FHC30NUV1 Specifications

General IconGeneral
BrandDaikin
ModelFHC30NUV1
CategoryAir Conditioner
LanguageEnglish

Summary

Symptom-based Troubleshooting

2.2 Equipment does not Operate

Troubleshooting for scenarios where the equipment does not operate.

2.3 Indoor Unit Fan Operates, but Compressor does not Operate

Diagnoses issues when the fan runs but the compressor does not.

2.4 Cooling / Heating Operation Starts but Stops Immediately

Addresses problems where operation is intermittent, starting and stopping rapidly.

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

Troubleshoots delayed restart issues after the unit shuts down.

2.6 Equipment Operates but does not Provide Cooling

Diagnoses lack of cooling performance when the equipment is operating.

2.7 Equipment Operates but does not Provide Heating

Diagnoses lack of heating performance when the equipment is operating.

Troubleshooting by Remote Controller

3.1 Procedure of Self-diagnosis by Remote Controller

Details the self-diagnosis procedure using the remote controller.

3.2 Error Codes and Description

Lists and explains error codes for indoor units with model applicability.

3.3 Detailed Error Codes

Provides in-depth explanations and diagnostic steps for specific error codes.

3.4 A0 Error of External Protection Device

Troubleshoots error code A0 related to external protection devices.

3.5 A1 Indoor Unit PCB Abnormality

Diagnoses abnormalities of the indoor unit PCB.

3.6 A3 Drain Water Level System Abnormality

Troubleshoots errors related to the drain water level system.

3.7 A6 Indoor Unit Fan Motor Abnormality

Diagnoses abnormalities with the indoor unit fan motor.

3.8 A6 Fan Motor (M1F) Lock, Overload

Addresses fan motor lock or overload conditions.

3.9 A7 Swing Flap Motor Abnormality / Lock

Diagnoses abnormalities or lock issues with the swing flap motor.

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