Students will be able to: explain basic AC/DC theory; define and use electrical formulas; interpret and construct electrical diagrams; define series/parallel circuits; define and use ohmmeters, voltmeters, and ammeters; identify and test various electrical components; apply and manipulate Ohm's Law; perform wiring exercises and troubleshooting; test transformers; replace 3-phase motors (wire for high and low volts); wire residential heat pump control circuits; test capacitors and calculate multiple capacitors and test fuses and calculate fuse size; identify types of solder and alloys; choose proper flux for each alloy; describe soldering/brazing of tubings and fittings; use nitrogen or carbon dioxide when brazing; correctly display measurement taking skills; set-up/use of torch and equipment; describe gas welder usage; outline leak check procedures; identify melting temperatures; interpret drawings on blueprints; work with tubing and/or pipe; identify valves and fittings; differentiate types of metering valves; describe functions of a distributor; identify methods of defrosting refrigeration systems and identify, test, and calibrate controls; describe thermostat installation; test motor starting relays; identify and use appropriate hand and power tools; test, analyze, troubleshoot, and repair systems; service motor components and coolers (reach-in and walk-in); explain code regulations; use temperature conversion scales; identify modes of heat transfer; define British Thermal Unit (BTU); determine compression ratio; measuring using increments; calculate GPM, CFM, and CFM per ton; calculate materials cost; identify refrigerant types for proper application; evacuate and charge a refrigeration system; service and troubleshoot refrigeration systems; size refrigerant lines; explain a compressor operation; identify absorption and centrifugal system components; explain defrost procedures; measure superheat; use refrigeration safety techniques; define recovery, reclamation, and recycling; define Montreal Protocol; identify refrigerants by chemical family. employ proper handling and disposal of refrigerants; apply basic first aid skills and procedures; use appropriate ladder safety; use personal protective equipment (PPE); use fire extinguishers; discuss electrical safety procedures; employ safe lifting techniques; correctly handle and report accidents; use safe equipment repair practices and HVAC-specific safety procedures; utilize basic understanding of common operating systems and basic word processing procedures and techniques; identify and prepare spreadsheets; use basic preparation and maintenance of databases; practice resume and job interview skills; identify the components and requirements for effective oral presentations; use appropriate proposal and technical writing skills; and use organizational skills. Performance Component: Gas Furnace Start-up and Check (50%), and Refrigerant Recovery and System Recharge (50%).