Skills learned will enable graduates to choose from a variety of occupations such as heating and air conditioning and/or refrigeration, and general maintenance in these areas. Program flexibility allows students to enter at their existing level of competency and continue training to an employable skill level. Classroom instruction is provided in basic electricity, electric motors, refrigeration, heating systems, air conditioning, and general maintenance skills. Emphasis is placed on developing a logical approach to servicing, troubleshooting, and repair through directed practice. Employment in the field requires good physical health due to the size and weight of some units.