Midea MEHSU-09CHD2 - User Manual

CONTENTS
1. Precaution ..................................................................................................................................................... 1
1.1 Safety Precaution .......................................................................................................................... 1
1.2 Warning .......................................................................................................................................... 1
2. Part Names and Features ............................................................................................................................ 4
2.1 Model Names of Indoor/Outdoor units .......................................................................................... 4
2.2 Part names of Indoor/Outdoor units .............................................................................................. 5
2.3 Features ......................................................................................................................................... 9
3. Dimension ................................................................................................................................................... 18
3.1 Indoor Unit ................................................................................................................................... 18
3.2 Outdoor Unit ................................................................................................................................ 23
4. Service Space ............................................................................................................................................. 25
4.1 Indoor Unit ................................................................................................................................... 25
4.2 Outdoor Unit ................................................................................................................................ 27
5. Refrigerant Cycle Diagram ........................................................................................................................ 28
6. Wiring Diagram ........................................................................................................................................... 29
6.1 Indoor Unit ................................................................................................................................... 29
6.2 Outdoor Unit ................................................................................................................................ 34
7. Fan Curves .................................................................................................................................................. 41
8 Electric Characteristics .............................................................................................................................. 48
9 Sound Level ................................................................................................................................................. 49
9.1 Indoor unit .................................................................................................................................... 49
9.2 Outdoor unit ................................................................................................................................. 52
10 Accessories ............................................................................................................................................... 53
11 The Specification of Power ...................................................................................................................... 55
12 Installation Details .................................................................................................................................... 57
12.1 Location selection ................................................................................................................... 57
12.2 Indoor unit installation ............................................................................................................. 57
12.3 Outdoor unit installation .......................................................................................................... 64
12.4 Refrigerant pipe installation .................................................................................................... 65
12.5 Drainage pipe installation ....................................................................................................... 69
12.6 Vacuum Drying and Leakage Checking ................................................................................. 72
12.7 Additional refrigerant charge .................................................................................................. 73
12.8 Engineering of insulation ........................................................................................................ 74
12.9 Engineering of electrical wiring ............................................................................................... 75
12.10 Test operation ...................................................................................................................... 75
13. Operation Characteristics ....................................................................................................................... 77
14. Electronic Function .................................................................................................................................. 78
14.1 Abbreviation ............................................................................................................................... 78

Midea MEHSU-09CHD2 Specifications

General

Brand	Midea
Model	MEHSU-09CHD2
Category	Air Conditioner
Language	English

Summary

Precaution

Safety Precaution

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

Warning

Critical warnings regarding installation, operation, and electrical hazards.

Part Names and Features

Dimension

Refrigerant Cycle Diagram

Wiring Diagram

Indoor Unit

Illustrates wiring connections for various indoor unit models.

Outdoor Unit

Shows wiring diagrams for different outdoor unit models.

Sound Level

Installation Details

Location selection

Indoor unit installation

Detailed steps for installing various indoor unit types (duct, cassette, console).

Outdoor unit installation

Procedures for installing the outdoor unit, including bolt pitch and mounting.

Refrigerant pipe installation

Covers pipe length, height drop, and connection procedures.

Drainage pipe installation

Vacuum Drying and Leakage Checking

Procedures for system evacuation and leak detection.

Additional refrigerant charge

Engineering of insulation

Engineering of electrical wiring

Test operation

Operation Characteristics

Troubleshooting

Indoor Unit Error Display

Outdoor unit error display

Diagnosis and Solution

Provides guidance for diagnosing and resolving operational issues.

Disassembly Instructions