Complete Course Table of Contents

Air Conditioner Repair & Maintenance Master Course

Chapter 1: Structure and Working Principles of Air Conditioner Piping Systems

1. Introduction to Air Conditioners
2. Refrigeration (and Heating) Principles of Air Conditioners
3. Introduction to Components of Air Conditioner Piping Systems
4. Inspection and Testing Methods for Air Conditioner Piping Systems

Chapter 2: Structure and Working Principles of Air Conditioner Ventilation Systems

1. Functions of the Air Conditioner Ventilation System
2. Working Principles and Component Introduction of the Ventilation System
3. Inspection Methods for the Ventilation System

Chapter 3: Repair Techniques for Air Conditioner Piping and Ventilation Systems

1. Replacing the Centrifugal Blower
2. Refrigerant Recovery (Evacuation)
3. Installing Service Valves and Gauges
4. Evacuating the System (Pulling a Vacuum)
5. Charging Refrigerant
6. Replacing the Compressor
7. Replacing the 4-Way Reversing Valve
8. Replacing the Capillary Tube and Filter Drier
9. Leak Detection and Repair
10. Cleaning the Heat Exchanger
11. Flushing the System (Blowing Down)
12. Adding Refrigerant Oil to Compressor and Lubricating Fan Motor Bearings

Chapter 4: Structure and Working Principles of the Air Conditioner Electrical Control System

1. Functions and Structure of the Air Conditioner Electrical Control System
2. Control Targets of the Air Conditioner Control Circuit
3. Temperature Control Circuit
4. Air Conditioner Protection Circuits
5. Air Conditioner Command Input Circuit
6. Air Conditioner Display Circuit

Chapter 5: Repair Techniques for the Air Conditioner Electrical Control System

1. Repair Characteristics and Requirements of the Air Conditioner Electrical Control System
2. Complete Unit Failure (Air Conditioner Not Working At All)
3. Abnormal Compressor Operation
4. Abnormal Operation of the Outdoor Unit Axial Fan
5. Abnormal Operation of the Indoor Unit Blower
6. Abnormal 4-Way Reversing Valve Operation
7. Abnormal Remote Control Reception
8. Abnormal Temperature Control

Chapter 6: Air Conditioner Installation and Relocation Techniques

1. Pre-Installation Preparation and Site Assessment
2. Air Conditioner Installation Process (On-Site Footage)
3. Air Conditioner Relocation and Refrigerant Recovery Techniques

Chapter 7: Air Conditioner Troubleshooting & Repair Guide

1. No Cooling and No Heating
2. Heat Pump AC Cools But Doesn’t Heat, or Heats But Doesn’t Cool
3. Poor Cooling or Heating Performance
4. Abnormal Temperature Control
5. Excessive Noise
6. Water Leakage