Midea CS11M-09HRFN1-MX0W User Manual

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Revision C: 1707180001, Content updated.
Model Numbers:
MS11M-09HRFN1-BW0W MS11M-12HRFN1-BV0W CS11M-09HRFN1-MX0W(A) CS11M-12HRFN1-MV0W
CS11M-18HRFN1-MT0W CS11M-23HRFN1-MT0W MS11M-30HRFN1-MR0W MS11M-36HRFN1-MN10W
MS11M-09HRFN1-MZ65W(A) MS11M-09HRFN1-MZA5W(A) MS11M-12HRFN1-MZ10W
MS11M-12HRFN1-MZ50W(A) MS11M-17HRFN1-MW0W
Oasis MONO Split Hyper DC
Inverter Air Conditioner
SERVICE MANUAL Mono 3D
Table of Contents
1. Precaution
2. Part Names And Functions
3. Dimension
4. Refrigerant Cycle Diagram
5. Wiring Diagram
6. Installation Details
7. Operation Characteristics
8. Electronic Function
9. Troubleshooting
10. Disassembly Instructions

Midea CS11M-09HRFN1-MX0W Specifications

General

Cooling Capacity	9000 BTU/h
Power Supply	220-240V, 50Hz
EER (Energy Efficiency Ratio)	3.21
Operating Temperature (Cooling)	17-32°C
Operating Temperature (Heating)	0-30°C
Noise Level (Indoor)	38 dB(A)
Refrigerant	R410A
Type	Split
Heating Capacity	9500 BTU/h

Summary

1. Precaution

1.1 Safety Precaution

Instructions to prevent injury to user or property damage during operation.

1.2 Warnings and Cautions

Critical warnings for installation, operation, and maintenance to prevent hazards.

4. Refrigerant Cycle Diagram

6. Installation Details

6.4 First-Time Installation

6.5 Adding Refrigerant

6.6 Re-installation: Indoor Unit Repair

6.7 Re-installation: Outdoor Unit Repair

7. Operation Characteristics

8. Electronic Function

8.3 Main Protection Mechanisms

Details various protection functions to safeguard the air conditioner's components.

8.4 Operation Modes and Functions

8.4.2 Cooling Mode

8.4.3 Heating Mode

8.4.8 Refrigerant Leakage Detection

Function to detect refrigerant leakage and display an error code.

9. Troubleshooting

Safety: Capacitor Discharge

Warning to discharge electricity from capacitors before servicing.

9.1 Indoor Unit Error Display

Lists error codes displayed on the indoor unit with LED status.

9.2 Outdoor Unit Error Display

Indicates errors via LED status on the outdoor unit's control board.

9.3 Diagnosis and Solution: Key Errors

Troubleshooting guide for common error codes like EEPROM, Communication, and Fan Speed.

Main Parts Check

2. Compressor Checking

Method to measure resistance values of compressor windings.

3. IPM Continuity Check

10. Disassembly Instructions

10.1 Indoor Unit Disassembly

10.2 Outdoor Unit Disassembly