HVAC, Plumbing, and Related Systems Quiz

What does HVAC stand for?

• Heating, Ventilation, and Air-Conditioning

• Heating, Vacuum, and Air-Conditioning

• Heating, Ventilation, and Air-Circulation

• Heating, Ventilation, and Air-Cleaning

Which of the following is NOT a type of HVAC system?

• Standard Split Systems

• Geothermal HVAC Systems

• Ductless Split Systems

• Central Air

What is a common sign of a slab leak?

• Unexpected rise in water bill

• Decreased energy efficiency

• Loud noises from the furnace

• Discoloration in gas furnace pilot light

What should you do if you smell gas or a burnt-wire odor in your home?

• Check the pilot light for discoloration

• Ignore it if it goes away quickly

• Shut down the furnace and call for HVAC service

• Open all windows immediately

Which of the following is a type of plumbing system?

• Window Unit

• Variable Capacity

• Central Air

• Fuel Gas Piping

What is the purpose of hydrostatic testing?

• To find leaks in pressurized systems

• To inspect the pipes with a camera

• To simulate a drain stoppage

• To measure water pressure

What is a sign of frozen pipes?

• Warm spots on the floor

• Bulging pipes

• Increased water pressure

• Discoloration in pilot light

What is the primary function of a water heater?

• To filter water

• To store water

• To heat water

• To cool water

Which of the following is a preventive measure for frozen pipes?

• Increasing water pressure

• Reducing insulation

• Closing all faucets

• Draining exterior water lines

What does a blue pilot light indicate?

• A gas leak

• A properly functioning furnace

• A malfunctioning furnace

• A need for immediate repair