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Midea MSC-09HRDN1-QD0(E) User Manual

Midea MSC-09HRDN1-QD0(E)
44 pages
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SERVICE MANUAL
MIDEA AIRCONDITIONER
DC INVERTER
SPLIT WALL-MOUNTED TYPE
MSC-09HRDN1-QD0(E)
MSC-12HRDN1-QC6(E)
MSH-09HRDN1-QD0(E)
MSH-12HRDN1-QC6(E)
V1.2
Apr., 2007
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Midea MSC-09HRDN1-QD0(E) Specifications

General IconGeneral
Cooling Capacity9000 BTU/h
Heating Capacity9500 BTU/h
Energy Efficiency Ratio (EER)3.21
RefrigerantR410A
Weight (Indoor Unit)8 kg
Power Supply220-240V, 50Hz
Power Consumption (Cooling)840 W
Air Flow (High)500 m³/h
Noise Level (Indoor)38 dB(A)
Operating Temperature (Cooling)17-32°C
TypeSplit System

Summary

Precaution

Safety Precaution

Instructions to prevent injury and property damage.

Warning

Warnings and precautions for installation and operation to avoid hazards.

Dimension

Indoor Unit Dimensions

Provides dimensions and diagrams for the Midea indoor units.

Outdoor Unit Dimensions

Provides dimensions and diagrams for the Midea outdoor units.

Specification

Refrigerant cycle diagram

Wiring diagram

Indoor Unit Wiring Diagram

Illustrates the electrical connections for the indoor unit.

Outdoor Unit Wiring Diagram

Illustrates the electrical connections for the outdoor unit.

Installation details

Wrench Torque Sheet for Installation

Specifies torque values for tightening pipe flare connections.

Connecting the Cables

Guidelines for selecting and connecting power supply cables.

Pipe Length and Elevation

Details on maximum refrigerant pipe length and elevation differences.

Air Purging of Piping and Indoor Unit

Step-by-step procedure for removing air from the refrigerant system.

Pumping Down (Re-installation)

Procedure for refrigerant recovery during re-installation.

Re-air Purging (Re-installation)

Procedure for re-purging air after re-installation.

Balance Refrigerant of Valves

Procedure for balancing refrigerant charge using system valves.

Evacuation

Process of creating a vacuum in the refrigeration system.

Gas Charging

Procedure for charging the system with the correct amount of refrigerant.

Operation characteristics

MSC-09HRDN1-QD0(E) Characteristics

Cooling and heating performance characteristics for MSC-09HRDN1-QD0(E).

MSC-12HRDN1-QC6(E) Characteristics

Cooling and heating performance characteristics for MSC-12HRDN1-QC6(E).

MSH-09HRDN1-QD0(E) Characteristics

Cooling and heating performance characteristics for MSH-09HRDN1-QD0(E).

MSH-12HRDN1-QC6(E) Characteristics

Cooling and heating performance characteristics for MSH-12HRDN1-QC6(E).

Electronic function

Abbreviation List

List of abbreviations used for electronic functions and sensors.

Indoor Display Function

Explanation of indoor unit display icons and their meanings.

Protection Functions

Details on various internal protection mechanisms and their triggers.

Fan-Only Mode

Description of the Fan-Only operating mode and its settings.

Cooling Mode Operation

Detailed explanation of the cooling mode's operation and controls.

Drying Mode Operation

Description of the Drying mode operation and protection functions.

Heating Mode Operation

Detailed explanation of the heating mode's operation and controls.

Auto Mode Function

Explanation of automatic mode selection based on temperature difference.

Forced Operation Function

Description of forced cooling and forced auto modes.

4-Way Valve Action

Function of the 4-way valve in different operational modes.

Two Speeds Outdoor Fan

Description of the two-speed outdoor fan operation.

Timer Function

Explanation of the available timer settings and resolution.

Sleep Function Mode

Description of the sleep mode's operation and its interaction with timers.

Auto-Restart Function

Functionality of auto-restart after power failure.

Ionizer/Plasma Dust Collector

Optional features for air purification.

Outdoor Chassis Heating Cable

Optional heating cable for deicing and anti-freezing.

Troubleshooting

Indoor Unit Error Display

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

Outdoor Unit Error Display

Table of error codes and their meanings for outdoor unit malfunctions.

Diagnosis and Solution Guide

Step-by-step troubleshooting guides for specific error codes.

Key Parts Checking

Procedures for checking resistance of key components like motors and sensors.

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