Heat Pumps & Air Conditioning Course Content Expand All | Collapse All Lessons Status 1 Heat Pumps & Air Conditioning Part One 1. Standards of Practice: 15 minutes 2. HVAC in Residential Homes: 20 minutes 2 Heat Pumps & Air Conditioning Part Two 1. System Parts: 15 minutes 2. Ducts and Other Systems: 25 minutes 3 Heat Pumps & Air Conditioning Part Three 1. Expansion Valves & Outdoor Compressor Units: 10 minutes 2. Air Conditioning in Residential Homes: 25 minutes 3. Heat Pumps: 30 minutes 4. Testing Emergency Heat with a NEST Thermostat: 2 minutes 5. Testing Emergency Heat with an ECOBEE Thermostat: 1 minute 4 Heat Pumps & Air Conditioning Part Four 1. Geothermal Heating and Cooling: 10 minutes 2. Multi Zoned Systems & Report Writing: 10 minutes 3. Case Studies: 30 minutes