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Daikin R30NUV1 User Manual

Daikin R30NUV1
501 pages
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Manual
Service Diagnosis
Si20 - 701_B

Table of Contents

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Daikin R30NUV1 Specifications

General IconGeneral
BrandDaikin
ModelR30NUV1
CategoryAir Conditioner
LanguageEnglish

Summary

Symptom-based Troubleshooting

Troubleshooting by Remote Controller

3.4 A0 Error of External Protection Device

Troubleshooting for error code A0 related to external protection devices.

3.5 A1 Indoor Unit PCB Abnormality

Diagnosing and resolving issues related to indoor unit PCB abnormalities (Error A1).

3.6 A3 Drain Water Level System Abnormality

Troubleshooting error code A3 concerning drain water level system abnormalities.

3.7 A6 Indoor Unit Fan Motor Abnormality

Diagnosing abnormalities with the indoor unit fan motor (Error A6).

3.8 A6 Fan Motor (M1F) Lock, Overload

Troubleshooting fan motor lock or overload conditions (Error A6).

3.10 A8 Abnormal Power Supply Voltage

Troubleshooting abnormal power supply voltage conditions (Error A8).

3.11 A9 Electronic Expansion Valve Coil (Y1E) Abnormality

Diagnosing abnormalities with the electronic expansion valve coil (Error A9).

3.12 AF Drain System Abnormality

Troubleshooting errors related to the drain system (Error AF).

3.13 AF Drain Level above Limit

Addressing issues where the drain level exceeds the limit (Error AF).

3.14 AJ Capacity Setting Abnormality

Troubleshooting errors related to incorrect capacity settings (Error AJ).

3.15 C1 Transmission Error (between Indoor Unit PCB and Fan PCB)

Diagnosing transmission errors between indoor unit PCB and fan PCB (Error C1).

3.17 C4, C5, C9 Thermistor Abnormality

Troubleshooting abnormalities related to thermistors C4, C5, and C9.

3.18 C6 Defective Combination (between Indoor Unit PCB and Fan PCB)

Diagnosing defective combinations between indoor unit PCB and fan PCB (Error C6).

3.19 CC Humidity Sensor System Abnormality

Troubleshooting humidity sensor system abnormalities (Error CC).

3.20 CJ Remote Controller Thermistor Abnormality

Diagnosing abnormalities with the remote controller thermistor (Error CJ).

3.21 E0 Actuation of Safety Device

Troubleshooting errors related to the actuation of safety devices (Error E0).

3.23 E1 Outdoor Unit PCB Abnormality

Diagnosing abnormalities with the outdoor unit PCB (Error E1).

3.24 E3 High Pressure System Abnormality

Troubleshooting high pressure system abnormalities (Error E3).

3.25 E3 Abnormally High Pressure Level (HPS)

Addressing abnormally high pressure levels indicated by HPS (Error E3).

3.26 E3 High Pressure Abnormality (HPS)

Troubleshooting high pressure abnormalities related to HPS (Error E3).

3.27 E3 Actuation of High Pressure Switch

Diagnosing errors related to the actuation of the high pressure switch (Error E3).

3.28 E4 Low Pressure System Abnormality

Troubleshooting low pressure system abnormalities (Error E4).

3.29 E4 Actuation of Pressure Sensor

Diagnosing errors related to the actuation of pressure sensors (Error E4).

3.30 E4 Actuation of Low Pressure Sensor

Troubleshooting errors related to the actuation of low pressure sensors (Error E4).

3.31 E4 Low Pressure System Abnormality

Diagnosing low pressure system abnormalities (Error E4).

3.32 E5 Compressor Motor Lock

Troubleshooting compressor motor lock issues (Error E5).

3.33 E6 Compressor Overcurrent

Diagnosing compressor overcurrent conditions (Error E6).

3.34 E7 Outdoor Unit Fan Motor Abnormality

Troubleshooting abnormalities with the outdoor unit fan motor (Error E7).

3.35 E9 Electronic Expansion Valve Abnormality

Diagnosing abnormalities with the electronic expansion valve (Error E9).

3.36 E9 Electronic Expansion Valve Coil Abnormality

Troubleshooting abnormalities with the electronic expansion valve coil (Error E9).

3.37 F3 Discharge Pipe Temperature Abnormality

Diagnosing discharge pipe temperature abnormalities (Error F3).

3.38 F3 Discharge Pipe Temperature Control

Troubleshooting discharge pipe temperature control issues (Error F3).

3.39 F6 Abnormal Heat Exchanging Temperature

Diagnosing abnormal heat exchanging temperatures (Error F6).

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