Midea MOU-36HFN1-M User Manual

Revision A: 1507070001.
Model Numbers:
Indoor Unit:
MUBU-12HRFN1-M(C); MUEU-18HRFN1-M(C)
MUBU-18HRFN1-M(C); MCA3U-18HRFN1-M(C);
MUEU-24HRFN1-M(C); MCD-24HRFN1-M(C)
MUE-36HRFN1-M(C); MCD-36HRFN1-M(C)
MUE-48HRFN1-M(C); MCD-48HRFN1-M(C)
Outdoor Unit:
MOZ-12HFN1-MU5W; MOF-18HFN1-MT0W;
MOF-17HFN1-MT0W; MOY-23HFN1-MT0W;
MOU-36HFN1-M(C); MOU-48HFN1-M(C)
Light commercial MONO 3D Air
Conditioner
SERVICE MANUAL Mono DC
Table of Contents
1. Precaution
2. Part Names And Functions
3. Dimension
4. Service space
5. Refrigerant Cycle Diagram
6. Wiring Diagram
7. Electric Characteristics
8. Sound Level
9. Accessories
10. The Specification of Power
11. Installation Details
12. Operation Characteristics
13. Electronic Function
14. Solar Panel
15. Troubleshooting
16. Disassembly Instructions
WARNING
 Installation MUST conform with local building codes or, in the absence of local codes, with the
National Electrical Code NFPA70/ANSI C1-1993 or current edition and Canadian Electrical
Code Part1 CSA C.22.1.
 The information contained in the manual is intended for use by a qualified service technician
familiar with safety procedures and equipped with the proper tools and test instruments
 Installation or repairs made by unqualified persons can result in hazards to you and others.
 Failure to carefully read and follow all instructions in this manual can result in equipment
malfunction, property damage, personal injury and/or death.
 This service is only for service engineer to use.

Midea MOU-36HFN1-M Specifications

General

Type	Split System
Cooling Capacity	36000 BTU/h
Refrigerant	R410A
Operating Temperature (Heating)	-7-24°C
Power Supply	220-240V, 50Hz
Operating Temperature (Cooling)	18°C to 43°C

Summary

Precaution

1.1 Safety Precaution

Essential safety guidelines to prevent injury and property damage during operation and maintenance.

1.2 Warning

Critical warnings regarding electrical hazards, installation, and proper usage to avoid risks.

Dimension

Service Space

Refrigerant Cycle Diagram

Wiring Diagram

6.1 Indoor Unit Wiring Diagram

Shows the electrical connections for various indoor unit models.

6.2 Outdoor Unit Wiring Diagram

Details the electrical connections for different outdoor unit models.

The Specification of Power

Field Wiring

Installation Details

12.1 Location Selection

12.2 Indoor Unit Installation

Step-by-step instructions and diagrams for installing indoor units.

12.3 Outdoor Unit Installation

Provides procedures and bolt pitch details for outdoor unit installation.

12.4 Refrigerant Pipe Installation

12.6 Vacuum Drying and Leakage Checking

12.10 Test Operation

Outlines the steps and checks required for performing a test operation after installation.

Electronic Function

14.3 Main Protection Functions

14.3.9 Condenser High Temperature Protection

14.3.10 Evaporator Low Temperature Protection

14.4 Operation Modes

Troubleshooting

16.1 Indoor Unit Error Display

Lists error codes, displays, and LED statuses for indoor unit malfunctions.

16.2 Outdoor Unit Error Display

Details error codes and indicators for outdoor unit malfunctions.

16.3 Diagnosis and Solution

Provides detailed error code diagnosis and solutions for various malfunctions.

16.4 Main Parts Check

Disassembly Instructions

17.1 Indoor Unit Disassembly

17.2 Outdoor Unit Disassembly