CITB Test - Specialist (Heating & Plumbing) - Set 1

1. What component is responsible for compressing refrigerant in an air conditioning unit?

2. What kind of tool is used to cut copper pipes in plumbing?

3. What is the main purpose of an air vent in a plumbing system?

4. Which type of refrigerant is considered more environmentally friendly?

5. What does SEER rating indicate in an air conditioner?

6. Which device is used to detect leaks in HVAC refrigerant lines?

7. Which gas is most commonly used for combustion in residential boilers?

8. What is the typical color used to indicate hot water pipes in plumbing systems?

9. What is the primary purpose of a thermostat in an HVAC system?

10. What does HVACR stand for?

11. What is the purpose of a pressure relief valve in a plumbing or heating system?

12. What is the purpose of insulation around hot water pipes?

13. What is the typical minimum slope for a horizontal drain pipe?

14. What is the function of the expansion valve in a refrigeration system?

15. What type of pipe is most commonly used for domestic water supply?

16. In plumbing, what is the purpose of a P-trap under a sink?

17. What is a BTU (British Thermal Unit) used to measure?

18. In a boiler system, what does the circulator pump do?

19. What happens when a condensate drain in an HVAC system is blocked?

20. What does a heat exchanger do in an HVAC system?