Central Heating Flashcards
What is the primary function of a radiator in a plumbing system?
To transfer heat from hot water to the air in a room.
True or False: A cylinder is used to store hot water in a plumbing system.
True.
Fill in the blank: A _____ is a device that heats water and provides it for use in heating systems.
boiler
What type of heating system typically uses radiators?
Hydronic heating system.
Multiple Choice: Which of the following is NOT a type of boiler? A) Combi B) System C) Convection D) Regular
C) Convection.
What is the difference between a combi boiler and a regular boiler?
A combi boiler provides both heating and hot water directly, while a regular boiler requires a separate hot water cylinder.
True or False: Radiators can only be used with central heating systems.
False.
What is the purpose of a thermostat in relation to a radiator?
To control the temperature by regulating the flow of hot water to the radiator.
Fill in the blank: The _____ is the part of a heating system that circulates water through the radiators.
pump
What is the typical pressure range for a residential boiler?
1 to 2 bar.
Multiple Choice: Which of the following is a benefit of using a cylinder in a plumbing system? A) Instant hot water B) Increased storage capacity C) Lower energy costs D) Less maintenance
B) Increased storage capacity.
What is the term for the process of removing air from a radiator?
Bleeding.
True or False: Boilers can operate using multiple fuel sources, including gas, oil, and electricity.
True.
What component in a boiler helps to prevent overheating?
The pressure relief valve.
Fill in the blank: A _____ cylinder is designed to heat water using a boiler.
thermal
What is the primary advantage of a system boiler?
It does not require a cold water tank, saving space.
Multiple Choice: Which component is essential for a radiator to function properly? A) Expansion tank B) Thermostat C) Pipe insulation D) Flue
B) Thermostat.
What is the role of a flue in a boiler system?
To vent combustion gases safely outside.
True or False: Radiators can be made from various materials including steel, aluminum, and cast iron.
True.
What is the main purpose of insulation around hot water pipes?
To reduce heat loss and improve energy efficiency.
Fill in the blank: The _____ is the part of the radiator that allows for the flow of water in and out.
valve
What maintenance task is commonly performed on radiators to ensure efficiency?
Bleeding the radiator to remove trapped air.
Multiple Choice: What is a common sign of a malfunctioning boiler? A) Quiet operation B) Unusual noises C) Consistent temperature D) No leaks
B) Unusual noises.
What is the purpose of a hot water cylinder in a plumbing system?
To store and supply hot water for domestic use.
