Major Appliance Technician Training: Refrigerators, Freezers, and Air Conditioners Course

This course covers schematic and ladder diagrams, using meters to troubleshoot circuits, motors and motor start devices, and how solid state devices are used in refrigerators, freezers and room air conditioners. 

This course consists of written text, a video, a video exam (this is a self check exam with an answer key) as well as an end of course, multiple-choice question exam.

Individuals completing this course will receive a certificate of completion.

Course curriculum

  • 1

    Introduction

    • Introduction

    • Copyright and Disclaimer

  • 2

    Electrical Circuits in Refrigerators

    • Learning Outcomes

    • Tracing a Simple Refrigerator Circuit

    • Comparing Wiring Diagrams

    • Adding a Start Capacitor to the Current Relay Circuit

    • Testing Compressor Motor Windings

    • Solid State Relays in Refrigerators

    • Cycle Defrost Refrigerators

    • Frost Free Refrigerator Circuits

    • The Function of the Defrost Termination Thermostat

    • Defrost Heaters in Frost Free Refrigerators

    • Evaporator Fan Motors

    • Condenser Fan Motors

    • Adaptive Defrost Systems

    • Defrost Control Through the Ice Maker

    • Electronic Component Testing Fundamentals

    • Variable Speed Compressors

    • Using Schematics to Troubleshoot Refrigerator Electrical Circuits Video

    • Using Schematics to Troubleshoot Refrigerator Electrical Circuits Video Resource Guide PDF Download

    • Using Schematics to Troubleshoot Refrigerator Electrical Circuits Video Exam

    • Using Schematics to Troubleshoot Refrigerator Electrical Circuits Video Exam Answers

    • Understanding the Fundamentals of Electronic Controls in Refrigerators Video

    • Understanding Electronic Controls in Refrigerators Video Resource Guide PDF Download

    • Understanding Electronic Controls in Refrigerators Video Exam

    • Understanding Electronic Controls in Refrigerators Video Exam Answers

  • 3

    Electrical Circuits in Freezers

    • Learning Outcomes

    • Manual Defrost Freezers

    • Frost Free Freezers

  • 4

    Electrical Circuits in Room A/C Units

    • Learning Outcomes

    • PSC Circuits

    • Multiple Capacitors in Room A/C Units

    • The Dual Capacitor

    • Heating Elements in Room A/C's

    • Heat Pump Electrical Systems in Room A/C's and PTACS

    • PTC Start Assist Devices

    • PTAC (Package Terminal Air Conditioner) and PTHP (Package Terminal Heat Pump) Equipment Servicing

    • Room AC Sealed System Diagnosis and Servicing Video

    • Room Air Conditioner Sealed System Diagnosis and Servicing Video Resource Guide PDF Download

    • Room AC Sealed System Diagnosis and Servicing Video Exam

    • Room AC Sealed System Diagnosis and Servicing Video Exam Answers

    • Using Schematics to Troubleshoot Room Air Conditioner Electrical Circuits Video

    • Using Schematics to Troubleshoot Room Air Conditioner Electrical Circuits Video Resource Guide PDF Download

    • Using Schematics to Troubleshoot Room AC Electrical Circuits Video Exam

    • Using Schematics to Troubleshoot Room AC Electrical Circuits Video Exam Answers

  • 5

    Servicing Refrigerators and Freezers

    • Learning Outcomes

    • Air Flow in Refrigerators and Freezers

    • Preventing Moisture Problems in Cabinets

    • Reversing Door Swing on a Refrigerator

    • Shelf Supports

    • Defrost Water Drain Systems

    • Sealed System Diagnosis Fundamentals

    • Using the T/P Chart to Determine What the Low Side Operating Pressure of a Unit is Supposed to Be

    • Using the T/P Chart to Determine What the High Side Operating Pressure of a Unit is Supposed to Be

    • Suggested Exercise

    • Diagnosing Sealed System Problems

    • Refrigerator Sealed System Diagnosis Simplified Video

    • Refrigerator Sealed System Diagnosis Video Resource Guide PDF Download

    • Refrigerator Sealed System Diagnosis Simplified Video Exam

    • Refrigerator Sealed System Diagnosis Simplified Video Exam Answers

  • 6

    Servicing Room Air Conditioners

    • Learning Outcomes

    • Proper Sizing of Room A/C Units

    • Room A/C Units As A Heat Pump

    • Hydraulic Skip in Rotary Compressor Systems

    • Room A/C's and EER Rating

  • 7

    Ice Makers and Water Dispensing Systems

    • Learning Outcomes

    • Compact Ice Makers

    • The Modular Ice Maker

    • Chilled Water Systems

    • Ice Dispensing Systems

  • 8

    Refrigerators, Freezers, and Room Air Conditioners for Major Appliance Technicians Exam

    • Refrigerators, Freezers, and Room Air Conditioners for Major Appliance Technicians Exam

Pricing options

You can purchase this course individually and access the materials for 365 days.

Additional Pricing Options

  • $29.95 / month

    $29.95 / monthTechnical Training Associates Subscription

    Become a monthly subscriber to the Technical Training Associates. This course is included in the Technical Training Associates monthly subscription!
    Buy Now
  • Purchase the entire Major Appliances Training series and save!