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Midea MSE-12HRIN2 User Manual

Midea MSE-12HRIN2
54 pages
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Content
1
MSC-18HRIN1; MSH-18HRIN1(AAC-18ISCH)
MSE-09HRIN2; MSE-12HRIN2
MSG-07CRIN2; MSG-09HRIN2
MSG-12HRIN2;
MSG-09HRI ;MSG-12HRI
MSG-21HRI ; MSG-24HRI

Table of Contents

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Midea MSE-12HRIN2 Specifications

General IconGeneral
BrandMidea
ModelMSE-12HRIN2
CategoryAir Conditioner
LanguageEnglish

Summary

1. Precaution

1.1 Safety Precaution

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

1.2 Warning

Warnings regarding installation, electrical shock, fire, and product misuse.

CAUTION

Cautions regarding gas leakage, drain hose, installation location, noise, and lifting.

Operational Precautions

Precautions related to operation, special uses, cleaning, and battery handling.

2. Function

Indoor unit Functions

Details on functions related to the indoor unit operations and features.

Outdoor unit Features

Details on functions and features of the outdoor unit.

3. Dimension

3.1 Indoor unit (Alfa)

Dimensions for the Alfa series indoor unit.

3.2 Outdoor unit (Alfa)

Dimensions for the Alfa series outdoor unit.

3.3 Indoor unit (Corona)

Dimensions for the Corona series indoor unit.

3.4 Outdoor unit (Corona)

Dimensions for the Corona series outdoor unit.

3.5 Indoor unit(Inverter Eco)

Dimensions for the Inverter Eco series indoor unit.

3.6 Outdoor unit(Inverter Eco)

Dimensions for the Inverter Eco series outdoor unit.

3.7 Indoor unit(Inverter Star)

Dimensions for the Inverter Star series indoor unit.

3.8 Outdoor unit(Inverter Star)

Dimensions for the Inverter Star series outdoor unit.

4. Specification

5. Refrigerant cycle diagram

6. Operation limits

6.1 Cooling operation

Charts showing cooling operation limits based on indoor/outdoor temperatures.

6.2 Heating operation

Charts showing heating operation limits based on indoor/outdoor temperatures.

7. Schematic diagram and Wiring diagram

7.1 Schematic diagram

Electrical schematic diagrams for indoor and outdoor units.

7.2 Wiring diagram

Wiring diagrams for indoor and outdoor units.

8. Installation details

8.1 Wrench torque sheet for installation

Table specifying torque values for installation fittings.

8.2 Connecting the cables

Guidance on selecting power cord size for cable connections.

8.3 Pipe length and the elevation

Specifications for pipe length, elevation, and refrigerant quantity.

8.4 Air purging of the piping and indoor unit

Procedure for purging air from the piping and indoor unit.

8.5 Pumping down (Re-installation)

Procedure for pumping down the system during re-installation.

8.6 Re-air purging (Re-installation)

Procedure for re-purging air after re-installation.

8.7 Balance refrigerant of the 2-way, 3-way valves

Procedure for balancing refrigerant using valves.

8.8 Evacuation

Procedure for evacuating the refrigeration system.

8.9 Gas charging

Procedure for charging the system with refrigerant.

9. Pressure table

9.1 MSH-18HRIN1

Pressure data for MSH-18HRIN1 model under various conditions.

9.2 MSC-18HRIN1

Pressure data for MSC-18HRIN1 model under various conditions.

10. Capacity table

10.1 MSH-18HRIN1

Cooling and heating capacity data for MSH-18HRIN1 model.

10.2 MSC-18HRIN1

Cooling and heating capacity data for MSC-18HRIN1 model.

10.3 MSG-09HRI

Cooling and heating capacity data for MSG-09HRI model.

10.4 MSG-12HRI

Cooling and heating capacity data for MSG-12HRI model.

10.5 MSG-21HRI

Cooling and heating capacity data for MSG-21HRI model.

10.6 MSG-24HRI

Cooling and heating capacity data for MSG-24HRI model.

11. Electronic function

11.1 Display board

Explanation of indicators and display elements on the unit.

11.2 Protection

Various protection mechanisms and their functions.

11.3 Fan-only mode

Details on the fan-only operating mode.

11.4 Cooling mode

Actions of compressor and outdoor fan during cooling mode.

11.4.3 Auto fan at cooling mode

Auto fan speed control logic during cooling.

11.4.4 Anti-freezing control to indoor evaporator at cooling mode

Anti-freezing mechanism during cooling operation.

11.4.5 Current protection

Current protection mechanisms for compressor.

11.4.6 Rated capacity test

Procedure for testing rated capacity.

11.5 Dehumidifying mode

Details on dehumidifying mode operation and protection.

11.6 Heating mode

General operation and compressor actions in heating mode.

11.6.4 Indoor Fan actions at heating mode

Indoor fan control and anti-cold wind function in heating mode.

11.6.5 Auto wind at heating mode

Auto fan speed control logic during heating.

11.6.6 Indoor evaporator high-temperature protection at heating mode

High-temperature protection for indoor evaporator in heating.

11.6.7 The current protection

Current protection mechanisms for compressor in heating mode.

11.6.8 The temp. compensation

Jump setting for temperature compensation on the indoor PCB.

11.7 Defrosting operation (Available for heating only)

Conditions and actions for defrosting operation.

11.7.4 Rated capacity test

Procedure for testing rated capacity.

11.8 Outdoor low temperature protection (optional)

Outdoor low temperature protection function.

11.9 Automatic operation mode

Description of the automatic operation mode selection.

11.10 Manual switch

How to change modes using the manual switch.

11.11 Timer Function

Details on timer functions and settings.

11.12 Sleep mode

Explanation of the sleep mode operation.

11.13 Auto restart function

Functionality of the auto restart feature after power failure.

11.14 Turbo function

Explanation of the turbo function.

11.15 Plasma

Information about the optional plasma function.

12. Model and Parameters

13. Troubleshooting

13.1 Indoor Unit Error Display

Table of error codes and their meanings for indoor units.

13.2 Diagnostic chart

Flowchart for diagnosing operational issues.

13.3 Resetting phenomenon often occurs during operation

Troubleshooting for intermittent resetting during operation.

13.4 Operation lamp flashes and Timer lamp off

Troubleshooting for specific lamp status combinations.

13.5 Operation lamp flashes and Timer lamp on

Troubleshooting for specific lamp status combinations.

13.6 Operation lamp off and Timer lamp flashes

Troubleshooting for specific lamp status combinations.

13.7 Operation lamp on and Timer lamp flashes

Troubleshooting for specific lamp status combinations.

13.8 Operation lamp flashes, Timer lamp flashes

Troubleshooting for specific lamp status combinations.

14 Characteristic of temperature sensor

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