HVAC Troubleshooting and EPA 608 Certification

Course Description

Technician certification and servicing for types I, II, and III under EPA regulations. EPA Section 608 of the Federal Clean Air Act requires that all people who maintain, service, repair, or dispose of appliances that contain regulated refrigerants be certified in proper refrigerant handling techniques. Learn electricity fundamentals and safety requirements to service HVAC systems. Includes hands-on practical exercises and tests.

Course Syllabus

Week 1: Electricity in HVAC systems: Understanding electricity - Ohm's Law, power and watts, conductors, direct current, alternating current, equipment grounding, power circuit devices, motors, capacitors, relays, fans, and blowers, reading schematics. EPA 608 prep.

Week 2: Gas furnaces with air conditioning: Air distribution system, blowers, heating section, low voltage heating thermostat, troubleshooting gas furnaces, condensers, compressors and other components. EPA 608 prep.

Week 3: Electric heat with air conditioning: Heating elements, two stage heating system, addon air conditioning, troubleshooting electric furnaces, wiring practice. EPA 608 prep.

Week 4: Heat pumps and PTAC units: Residential heat pumps, airflow standards, charging a heat pump system, and troubleshooting. EPA 608 prep.

Week 5: Refrigerants: Brief history of refrigerants, refrigerant numbering system, refrigerant applications, pure refrigerants, mixtures, and blends. Retrofit procedures, recovery requirements, system evacuation and charging refrigerants into a system. EPA 608 prep.

Week 6: HVAC control devices: Blower control boards, relays, limits, sequencers, control wiring and troubleshooting. EPA 608 prep and exam.

Employer Sponsorship

If you are an employer looking to register an employee, fill out the Third Party Sponsorship Form or contact Community Education at 217/351-2235. Community Education staff will register your employee(s). Payment can be made by credit card, or an invoice can be issued.