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Froggy Jumps

HVAC Basics Quiz

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HVAC Basics Quiz

Froggy Jumps

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Played 245 %Accuracy 36 Average time 03:29

About this activity

Test your HVAC refrigerant know-how

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HVAC Basics Quiz
 

Froggy Jumps

HVAC Basics QuizOnline version

Test your HVAC refrigerant know-how

by 1 MeanIt
1

What stage of the refrigeration cycle compresses the refrigerant to high pressure?

2

In the refrigeration cycle, what happens during condensation?

3

What is the function of the expansion valve?

4

During evaporation, the refrigerant turns into what state?

5

Which line carries high-pressure liquid refrigerant to the expansion valve?

6

Which line returns low-pressure gas refrigerant to the compressor?

7

What should be checked before charging a system with refrigerant?

8

What is a key hazard symbol for refrigerants that can ignite easily?

9

Which stage follows expansion in the cycle?

10

What is the main purpose of the refrigerant in the condensate stage?

11

Which component increases the pressure and temperature of the refrigerant?

12

In a window air conditioner, what is the initial charging percentage commonly used?

13

What should be verified on the system before charging after evacuation?

14

Which part of the cycle carries high-pressure vapor to high-pressure liquid?

15

What happens to the refrigerant in the suction line?

16

What is the purpose of weighing the refrigerant during charging?

17

Which operation checks system performance after charging?

18

What should be inspected for after charging to ensure safety?

19

What is the term for high-pressure liquid refrigerant in the cycle?

20

Which stage converts liquid to gas by absorbing heat?

21

What action is used to monitor the correct total charge during charging?

22

Which valve is opened to enter the system flow during charging?

23

What does the liquid line connect in the cycle?

24

What does the suction line connect in the cycle?

25

Which device reads pressure in HVAC systems during charging?

26

What should be checked if leaks are suspected before charging?

27

Which stage follows compression in the cycle?

28

What is the recommended action if the charge exceeds the target during weighing?

29

Which gauge valve is opened first during recovery with low pressure?

30

What is the outcome of opening the high-pressure valve during recovery?

31

What should be done after reaching desired charge in the 30% stage?

32

What should be checked in the final charging stage besides charge amount?

33

Which hazard is related to pressurized gas in containers?

34

Which stage uses the expansion valve to lower pressure?

35

Which statement is true about the liquid line?

36

Which statement is true about the suction line?

37

What should be zeroed before charging on a weighing scale?

38

What is a key step after finishing charging and testing?

39

Which symbol is associated with oxidizing hazards in refrigerants?

40

What is the purpose of the final run test after charging?

41

Which stage involves refrigerant absorbing heat from surroundings?

42

What is monitored to ensure correct charge during initial charging?

43

Which component is involved in pushing refrigerant through the system?

44

What should be done if a leak is found during charging process?

45

What is the typical purpose of a gauge manifold in charging?

46

Which hazard symbol indicates explosive risk?

47

What is the correct order of the refrigeration cycle stages?

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