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Midea MOB01-12HFN1-QRD0GW User Manual

Midea MOB01-12HFN1-QRD0GW
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Mission 3D Inverter Series
Service Manual 2014
MBSEU-A-1412
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Midea MOB01-12HFN1-QRD0GW Specifications

General IconGeneral
TypePortable Air Conditioner
Cooling Capacity12000 BTU
RefrigerantR410A
Power Supply115V/60Hz
Noise Level52 dB
FeaturesRemote Control, Dehumidifier Function, Timer

Summary

1. Precaution

1.1 Safety Precaution

Instructions to prevent injury to users and property damage during operation and service.

1.2 Operational Warnings

Critical warnings regarding installation, electrical safety, and product usage to prevent fire, shock, or damage.

2. Function

3. Dimension

3.1 Indoor Unit Dimensions

Detailed dimensions and specifications for the Midea indoor air conditioner units.

3.2 Outdoor Unit Clearances

Recommended clearances and space requirements for the Midea outdoor air conditioner units.

4. Refrigerant Cycle Diagram

5 Installation Details

5.1 Wrench Torque Specifications

Torque values for tightening various pipe connection sizes during installation.

5.2 Cable Connection Guidelines

Specifications for selecting power cord cross-sectional area based on appliance current rating.

5.3 Pipe Length and Elevation Limits

Standard and maximum pipe lengths and elevation differences for different models, with refrigerant amounts.

5.4 Initial Installation Procedures

Step-by-step guide for initial air purging using vacuum pump and refrigerant.

5.5 Adding Refrigerant for Older Systems

Procedure for adding refrigerant to systems that have been in use for many years.

5.6 Re-installation after Indoor Unit Repair

Steps for collecting refrigerant and re-installing the system after indoor unit repair.

5.7 Re-installation after Outdoor Unit Repair

Procedures for system evacuation and refrigerant charging after outdoor unit repair.

6. Operation Characteristics

7. Electronic Functionality

7.1 Abbreviation Glossary

Definitions for temperature sensors (T1-T5) and other abbreviations used in the manual.

7.2 Indoor Display Icon Explanations

Explanation of digital display segments, icons, and Wi-Fi control indicators.

7.3 Main Protection Mechanisms

Details on various protection features like compressor restart delay, temperature, fan speed, and leakage detection.

7.4 Operation Modes and Functions

Description of different operating modes (Fan, Cooling, Heating, Auto, Drying, Forced) and their specific rules.

8. Troubleshooting

8.1 Indoor Unit Error Display Codes

Table mapping operation lamp flashes and display codes to specific error conditions and LED statuses.

8.2 Specific Error Diagnosis and Solutions

Detailed troubleshooting steps for common error codes like EEPROM, communication, fan speed, and refrigerant leakage.

Main Parts Check

1. Temperature Sensor Checking

Procedure to measure the resistance of temperature sensors using a tester.

2. Compressor Checking

Method to measure the resistance values of compressor windings using a tester.

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