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Midea Aurora MSABBU-12HRDN1-QRC8GW User Manual

Midea Aurora MSABBU-12HRDN1-QRC8GW
46 pages
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Aurora 3D Inverter Series
Service Manual 2014
ABSEU-A1-1410
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Midea Aurora MSABBU-12HRDN1-QRC8GW Specifications

General IconGeneral
BrandMidea
ModelAurora MSABBU-12HRDN1-QRC8GW
CategoryAir Conditioner
LanguageEnglish

Summary

1. Precaution

1.1 Safety Precaution

Instructions to prevent injury to users and property damage, emphasizing careful operation.

1.2 Warning

Crucial warnings regarding installation, electrical work, and general product usage to avoid hazards.

3. Dimension

4. Refrigerant Cycle Diagram

5. Wiring Diagram

5.1 Indoor Unit

Presents the wiring diagram for specific indoor unit models (MSABAU, MSABBU, MSABDU).

5.2 Outdoor Unit

Presents the wiring diagram for specific outdoor unit models (MOZ-09HFN1, MOZ-12HFN1).

6 Installation Details

6.1 Wrench torque sheet for installation

Specifies the correct torque values for various pipe sizes during installation.

6.2 Connecting the cables

Provides guidelines for selecting appropriate power cord specifications based on appliance current.

6.3 Pipe length and the elevation

Details the maximum pipe lengths, elevation differences, and refrigerant amounts for various models.

6.4 Installation for the first time

Guides through the initial setup process, including leak testing and vacuum pump evacuation.

8. Electronic function

8.3.8 Sensor protection at open circuit and breaking disconnection.

Details how sensor malfunctions are handled and the resulting error indications.

8.4.2.3 Condenser temperature protection

Describes the protection mechanisms related to condenser temperature during operation.

8.4.2.4 Evaporator temperature protection

Details the protection measures for evaporator temperature, including compressor stop/restart.

8.4.3.3 Defrosting mode

Outlines the conditions for entering and exiting the defrosting mode during heating.

8.4.10 Refrigerant Leakage Detection

Describes the refrigerant leakage detection system and the 'EC' display indication.

9. Troubleshooting

Safety

Crucial safety warning regarding residual electricity in capacitors before handling components.

9.1 Indoor Unit Error Display

Lists error codes displayed on the indoor unit and their corresponding LED status indications.

9.2 Trouble shooting

Provides diagnosis and solutions for specific error codes like EEPROM and zero crossing.

9.2.1 EEPROM parameter error diagnosis and solution(E0/F4)

Diagnoses and resolves EEPROM parameter errors (E0/F4) by checking PCB and connections.

9.2.2 Zero crossing detection error diagnosis and solution

Provides steps to diagnose and fix zero crossing detection errors on the indoor main PCB.

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