A/C Vocabulary

Question 1

Condenser

Answer 1

Releases heat from the refrigeration system by releasing it in the ambient air, typically outside

Question 2

Compressor

Answer 2

Moves refrigerant inside the system, hermetic/semi-hermetic, ONLY vapor.

Question 3

Evaporator

Answer 3

Absorbs heat into the refrigeration system, from the inside air.

Question 4

Metering Device

Answer 4

Controls the Flow of Refrigerant in the system, fixed-piston, TXV, EXV

Question 5

Superheat

Answer 5

Heat added to refrigerant, past its boiling point to help ensure refrigerant is 100% vapor before compressor.

Question 6

BTU (British Thermal Unit)

Answer 6

Amount of Heat needed to raise 1 lb of water 1 degree fahrenheit.

Question 7

Capacitor

Answer 7

Helps start and maintain voltage in motor

Question 8

Latent Heat

Answer 8

Heat added or removed to cause a change in state, is not measurable with a thermometer.

Question 9

Sensible Heat

Answer 9

Heat that causes a change in temperature, can be measured with a thermometer.

Question 10

Humidity

Answer 10

Amount of moisture in the air.