Troubleshooting Central AC Systems

Friday, April 25, 2025

8:30 a.m. - Registration
9:00 a.m. - Program (lunch/handouts included)

3:30 p.m. - Adjourn

North Hennepin Technical College

Brooklyn Park Campus (D177)

9000 Brooklyn Boulevard

Brooklyn Park, MN 55445

Only 25 seats available!  Register today!!

About the Course

Intended for professionals working in the field, this survey workshop covers troubleshooting, new 2025 refrigerants, superheat, sub-cooling, different methods for checking the refrigerant charge, airflow calculation, system recovery, pressure testing, evacuation, and charging procedure. Also includes identifying refrigerant problems and AC electrical troubleshooting.

About the Instructor

We are pleased to work with Chad Murphy, on this program (and a sister program planned for this Fall on heating).  Chad is the lead instructor of Heating, Ventilation and Air Conditioning at Hennepin Technical College, Brooklyn Park, Minnesota.

But Wait, There’s More!

Attendees also receive pencils/pens, notebooks, handouts, and a “Super Cool Slide Rule” for calculations during class and to keep and use in the field.  Lunch is included.