HVAC Fundamentals Flashcards
Which system uses the same ductwork as a gas furnace?
✓ Residential split system
- What of the following HVAC systems is designed to work without ductwork?
✓ Mini-split
- Which one of the following HVAC systems runs on hot water or steam?
✓ Boiler
- Which one of the following HVAC systems is designed for cooling just one room in a building?
✓ PTAC (Packaged Terminal Air Conditioner)
What is the outdoor part of a residential AC system called?
Condensing unit
Which component in an installed HVAC system is cut into the ductwork and allows air to enter the room?
Register
Which component in an installed residential AC system does refrigerant flow through?
The line sets
What component controls the entire HVAC system in a house?
Thermostat
What is the first step for an HVAC system to heat or cool a house?
Setting the thermostat
When a house is being heated with a gas furnace, what draws air in from the house and passes it over the hot heat exchanger?
The blower
When a house is being cooled with a residential AC system, what is the first part to turn on outside when you turn the thermostat to cool?
Condensing Unit
What part does air pass over in a residential AC system to turn from warm to cool?
Evaporator coil
