

Refrigeration · Page 1 of 5
The refrigeration cycle
Refrigerant flows in a loop through 4 components, moving heat from inside (cold side) to outside (hot side).
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Refrigeration · Page 2 of 5
The 4 components
1. Compressor — squeezes refrigerant
2. Condenser — releases heat
3. Expansion valve — refrigerant cools
4. Evaporator — absorbs heat
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Refrigeration · Page 3 of 5
Cut out & arrange
Activity
Cut out the 4 component cards and arrange them in the correct order on the cycle diagram (next page).
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Refrigeration · Page 4 of 5
Quiz
Activity
Which component is HOT to the touch? Which is COLD? Which one moves the refrigerant?
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Refrigeration · Page 5 of 5
Glossary
Refrigerant · Compressor · Condenser · Expansion · Evaporator · Cycle · Heat transfer
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