Midea MPK-09CEN2 - User Manual

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Website: www.mideaaircon.com
Service manual
CAUTION
- BEFORE SERVICING THE UNIT, READ THE SAFETY
- PRECAUTIONS IN THIS MANUAL.
- ONLY FOR AUTHORIZED SERVICE PERSONNEL.
MODELS:
MPK-09CEN2 MPK-09CRN2 MPK-09EEN2 MPK-09ERN2
MPK-10CEN2 MPK-10CRN2 MPK-10EEN2 MPK-10ERN2
MPK-12CEN2 MPK-12CRN2 MPK-12EEN2 MPK-12ERN2
MPK-08CE MPK-08CR MPK-08EE MPK-08ER
MPK-09CE MPK-09CR MPK-09EE MPK-09ER
MPK-10CE MPK-10CR MPK-10EE MPK-10ER
MPK2-09CEN1-QB6 MPK2-09CRN1-QB6 MPK2-09EEN1-QB6 MPK2-09ERN1-QB6
MPK2-10CEN1-QB6 MPK2-10CRN1-QB6 MPK2-10EEN1-QB6 MPK2-10ERN1-QB6
MPK2-12CEN1-QB4 MPK2-12CRN1-QB4 MPK2-12EEN1-QB4 MPK2-12ERN1-QB4

Summary

Preface and Safety Precautions

1.1 Safety Precautions

General safety rules for servicing, emphasizing power disconnection and electrical checks.

1.2 Insulation Resistance Test

Procedure for testing insulation resistance to prevent shock hazards, specifying minimum resistance.

Troubleshooting Guide

2.1 Refrigeration Cycle Diagram

2.2 Electrical Function

Specifies electrical parameters like voltage, frequency, temperature, and operating currents.

Electrical Function Details

2.2.4 Protection Mechanisms

Details protection features like compressor delay, sensor checks, and evaporator anti-icing.

Operational Modes and Functions

Covers fan-only, cooling, drying, heating modes, temperature display, and timer operations.

Wiring Diagrams

3.1 For Cooling Only Models

3.2 For Cooling and Heating Models

Electrical Control Scheme

3.3 Electrical Control Scheme

Schematic detailing the electrical control system and its components.

Control Board Schematics

3.4 Main Control Board Scheme

3.5 Display Board Scheme

Disassembly Instructions

4.1 Prepare the unit

4.3 Disassemble Display Board Assembly

4.5 Replace Main Control Board

4.7 Replace Evaporator Fan Motor or Electric Heater

4.8 Replace Condenser Fan Motor

4.9 Repair Refrigerant System or Replace Compressor

Steps for repairing the refrigerant system or replacing the compressor, starting with pipe disconnection.

4.10 Repair Water Disposal System or Replace Pump;Switch

Instructions for repairing the water disposal system, including pump and water switch replacement.

Midea MPK-09CEN2 Specifications