Transfers ToCSUDescriptionOperation, testing, and servicing of truck cab air conditioning and heating systems. Auxiliary power units (APU) are also covered. Introduction to electric heavy-duty vehicles (EHDV) heating ventilation air conditioning (HVAC) and electric APU systems. Overview of HVAC units as an alternative system to the EHDV battery thermal management systems. Preparation for the student to pass the environmental protection agency (EPA) 609 exam for automobile air conditioning technician certification. Field trips may be required.Usually HeldTue Thu 6:00pm–9:10pm 