Introduction to HVAC for Transit

This course is designed to introduce the technician to the air conditioning systems used on transit vehicles. The class will concentrate on building a strong foundation in the theory of operation of air conditioning systems that will enable the technician to successfully deal with changing systems and refrigerants. The student will identify the system components and functions used in air conditioning systems. Integrated into this course are the components used on transit specific applications. The student will be working with the tools of air conditioning service such as, Manifold Gauge Sets, P/T Charts, and Pressure/Temperature Measurement. Safety will be emphasized. Basic compressor clutch circuits and electrical testing will be covered. An introduction into Gauge Diagnosis will also be presented
to help prepare the student for the service and diagnostic procedures in course HVAC-II.

  • Prerequisite: DVOM (preferred) or thorough understanding of meters and meter testing or equivalent experience.
  • Duration: 16 hours over 2 days
  • Training Resources: Not Listed


Southern California Regional Transit Training Consortium

Transit Type


Target Audience


Learning Objectives

  • Safety Concerns on Air Conditioning
  • Introduction to A/C Tools: Manifold Gauge Sets, Leak Testing, etc.
  • Heat, Temperature, Pressure
  • Refrigerants and Oils
  • A/C Basic Circuit Flow and Function
  • Transit Specific A/C Components
  • Basic Clutch Circuit and Electrical Testing
  • Transit Systems Overview
  • Fundamentals of Gauge Diagnosis

Assessment of Learner Performance

None Listed

Delivery Method

Instructor-led Training

How to Obtain the Course

Register for the course via the following link:

Point of Contact




Restrictions for Use

Not Listed



Other notes

Availability of this course may change based on SCRTTC course schedule.

Leave a Reply