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Midea MOX230-12HFN1-MV5W User Manual

Midea MOX230-12HFN1-MV5W
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Revision O: 2103, Content updated.
Model Numbers:
Indoor Unit:
MCA3U-09HRFN1-M(C); MCA3U-12HRFN1-M(C); MCA3U-18HRFN1-M(C);
MFAU-12HRFN1-M(C); MCD-24HRFN1-M(C); MCD-36HRFN1-M(C);
MCD-48HRFN1-M(D); MUEU-18HRFN1-M(C); MUEU-24HRFN1-M(C); MUE-36HRFN1-M(C);
MUE-48HRFN1-M(C); MUE-60HRFN1-MW; MTIU-09HWFN1-M, MTIU-12HWFN1-M;
MTIU-18HWFN1-M; MTIU-24HWFN1-M; MTI-36HWFN1-M; MTI-48HWFN1-M;
MHG-60HWFN1-MW; MCD1-24HRFN1-MT0W(GA)
Outdoor Unit:
MOB30-09HFN1-MX0W; MOB01-09HFN1-MW0W; MOB30-12HFN1-MV0W;
MOB01-12HFN1-MV0W; MOCA30-18HFN1-MT0W; MOCA01-18HFN1-MT0W;
MOD30-24HFN1-MT0W; MOD01-23HFN1-MT0W; MOBA30-09HFN1-MT0W;
MOB30-12HFN1-MT0W; MOCA31-18HFN1-MT0W; MOD31-24HFN1-MT0W;
MOD30U-36HFN1-M; MOE30U-48HFN1-M; MOE30U-60HFN1-M; MOE30U-36HFN1-M-[X]
MOE30U-48HFN1-M-[X]; MOD30U-36HFN1-MP0; MOE30U-48HFN1-MP0
MOX230-09HFN1-MW5W; MOX330-09HFN1-MY5W; MOX230-12HFN1-MV5W;
MOX330-12HFN1-MW5W, MOX430-17HFN1-MT0W, MOD30-24HFN1-MU0W,
MOD33-24HFN1-MT0W
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. Fan Curves
8. Air Velocity Distributions
9. Electric Characteristics
10. Sound Level
11. Accessories
12. The Specification of Power
13. Field Wiring
14. Installation Details
15. Operation Characteristics
16. Electronic Function
17. Troubleshooting
18. 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.

Table of Contents

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Midea MOX230-12HFN1-MV5W Specifications

General IconGeneral
BrandMidea
ModelMOX230-12HFN1-MV5W
CategoryAir Conditioner
LanguageEnglish

Summary

1. Precaution

1.1 Safety Precaution

Instructions to prevent injury to users and property damage.

1.2 Warning

Critical warnings about installation and operation hazards.

5. Refrigerant Cycle Diagram

6. Wiring Diagram

6.2 Outdoor Unit

12. The Specification of Power

13. Field Wiring

14. Installation Details

14.4 Refrigerant pipe installation

Procedures and guidelines for installing refrigerant piping.

14.6 Vacuum Drying and Leakage Checking

Procedures for vacuum drying and checking for refrigerant system leaks.

14.7 Additional refrigerant charge

Guidance on calculating and adding refrigerant after vacuum drying.

14.9 Engineering of electrical wiring

15. Operation Characteristics

16. Electronic Function

16.3 Main Protection

Describes the unit's protection mechanisms and error codes.

16.4.12 Point check function

17. Troubleshooting

Safety

Safety precautions related to electrical components and capacitors.

17.1 Indoor Unit Error Display

Table of error codes and their meanings for indoor unit displays.

17.2 Error Display on Two Way Communication Wired Controller

Error codes displayed on wired controllers.

17.4 Diagnosis and Solution

Step-by-step troubleshooting for specific error codes.

17.5 Main parts check

18. Disassembly Instructions

18.1 Indoor unit

Step-by-step guide for disassembling indoor unit components.

Cassette Unit Disassembly

Disassembly procedures for cassette type indoor units.

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