Midea MSE-09HRN1-BQ8W User Manual

MSE-09CRN1-BQ8W; MSE-09HRN1-BQ8W
MSE-12CRN1-BQ8W; MSE-12HRN1-BQ8W
MSE-12CRN1-MQ8W; MSE-12HRN1-MQ8W
MSE-18CRN1-MQ8W; MSE-18HRN1-MQ8W

Midea MSE-09HRN1-BQ8W Specifications

General

Brand	Midea
Model	MSE-09HRN1-BQ8W
Category	Air Conditioner
Language	English

Summary

1 Precaution

1.1 Safety Precaution

General safety instructions to prevent injury and property damage during operation and maintenance.

1.2 Warning

Important warnings related to installation, electrical work, and product handling.

2 Function

Indoor Unit Functions

Details on various operational modes and features of the indoor unit.

Outdoor Unit Functions

Description of outdoor unit components and their operational roles.

3 Dimension

Indoor Unit Dimensions

Physical dimensions of the indoor air conditioning unit.

Outdoor Unit Dimensions

Physical dimensions of the outdoor air conditioning unit.

4 Specification

Model Specifications Overview

Comprehensive technical specifications for various air conditioner models.

5 Refrigerant Cycle Diagram

Cooling Only Cycle

Diagram illustrating the refrigerant flow during cooling operation.

Heat Pump Mode Cycle

Diagram showing the refrigerant cycle for heat pump operation.

6 Operation Limits

Cooling Operation Limits

Temperature ranges for optimal cooling performance.

Heating Operation Limits

Temperature ranges for optimal heating performance.

7 Wiring Diagrams

MSE-09 Series Wiring

Wiring diagrams for MSE-09CRN1-BQ8W and MSE-09HRN1-BQ8W.

MSE-12 Series Wiring

Wiring diagrams for MSE-12CRN1-BQ8W, MSE-12HRN1-BQ8W, and MSE-12CRN1-MQ8W.

MSE-18 Series Wiring

Wiring diagrams for MSE-18CRN1-MQ8W and MSE-18HRN1-MQ8W.

8 Installation Details

Wrench Torque Specifications

Torque values for tightening installation fittings.

Cable Connection Guidelines

Specifications for selecting and connecting power cords.

Pipe Length and Elevation Limits

Guidelines for refrigerant pipe length and elevation differences.

8.4 Air Purging Procedure

8.5 Pumping Down Procedure

8.6 Re-air Purging Procedure

8.7 Balancing Refrigerant

8.8 Evacuation

8.9 Gas Charging

9 Electronic Functions

Control Environment and Symbols

Working environment for electronic control and meaning of symbols.

9.3 Functions Overview

9.4 Protection Mechanisms

9.5 Fan Only Mode

9.6 Cooling Mode

9.7 Dehumidifying Mode

9.8 Heating Mode

9.8.5 Anti-Cold Wind Control

9.8.6 Auto Wind Control

9.8.7 Indoor Evaporator High-Temperature Protection

9.9 Defrosting Mode

9.9.2 Defrost End Conditions

9.9.3 Defrosting Actions

9.10 Auto Mode

9.11 Force Cooling Function

9.11.1 Forced Cooling Selection

9.11.2 Unconditional Compressor Activation

9.11.3 Cooling Protections

9.11.4 Forced Auto Function

9.12 Sleep Mode (Economic Mode)

9.12.1 Sleep Function Availability

9.12.2 Sleep Mode Cooling

9.12.3 Sleep Mode Heating

9.12.4 Sleep Mode Auto

9.13 Auto Restart Function

9.14 Turbo Mode

9.15 Ionizer (Air Clean) Function

9.16 Follow Me Function

9.16.1 Follow Me Signal Reception

9.16.2 Follow Me Buzzer Feedback

9.16.3 Follow Me Timeout

10 Model and Parameters

Model Parameter Table

Table listing operational parameters for different air conditioner models.

11 Troubleshooting

11.1 Display Board Indicators

Explanation of indicators on the unit's display panel.

11.2 Troubleshooting Guide

11.3 Diagnostic Chart

11.4 Resetting Phenomenon

11.5 Indoor Fan Speed Control Issues

11.6 Temperature Sensor Errors

11.7 Compressor Overcurrent Protection

11.8 EEROM Error

11.9 Outdoor Unit Protection

11.10 Indoor Unit Communication Error

12 Temperature Sensor Characteristics

Sensor Resistance vs. Temperature

Table showing resistance values for temperature sensors at various temperatures.