WorksheetsWater Regulations Quiz
Total questions: 57
Worksheet time: 29mins
Which of the following is a guide related to water regulations?
The Water Regulations Guide (WRAS)
Building Regulations Part G
Directory of fittings (WRAS approved)
The Water Regulations (1999)
What does WRAS stand for?
Water Regulation Advisory Scheme
Water Regulation Approval System
Water Regulation and Safety
Water Regulation and Standards
Which document is related to building regulations?
Building Regulations Part G
The Water Regulations Guide (WRAS)
Directory of fittings (WRAS approved)
The Water Regulations (1999)
Which of the following is a directory of fittings approved by WRAS?
Directory of fittings (WRAS approved)
The Water Regulations Guide (WRAS)
Building Regulations Part G
The Water Regulations (1999)
What does BS6700 cover?
Workmanship on building sites
Design, installation, testing, and maintenance
Code of practice for hot and cold water services
Electrical installations
What is the focus of BS8000 pt15?
Design, installation, testing, and maintenance
Electrical installations
Workmanship on building sites
Fire safety regulations
What does BS8000 pt15 specifically address?
Electrical installations
Fire safety regulations
Code of practice for hot and cold water services
Design, installation, testing, and maintenance
What do manufacturers' instructions typically outline?
Installation requirements, maintenance and servicing requirements, fault diagnosis, and spare parts
Marketing strategies and sales targets
Employee training programs and schedules
Customer feedback and reviews
What additional details do manufacturers' instructions list?
Flow rates and maximum temperatures for appliances
Warranty periods and return policies
Customer service contact information
Product color options and design features
What are the two main categories of hot water supply systems?
Centralised system and Localised or single-point system
Instantaneous and Storage
Thermal store and Gas-fired
Direct and Indirect
Which of the following is a type of instantaneous hot water system?
Gas storage water heater
Combi boiler or instantaneous water heater
Open-vented hot water heater
Unvented hot water heater
Which type of system is classified under both centralised and localised systems?
Gas-fired
Electric
Open-vented hot water heater
Unvented hot water heater
What type of system is a 'Combination vented "fortic" system' classified under?
Instantaneous
Storage
Localised
Direct
Which of the following is NOT a type of storage system?
Gas storage water heater
Unvented / mains-fed system
Thermal store
Immersion heater
What is the definition of a centralised hot water system?
Water is heated to a specific temperature for domestic use.
Water is heated and/or stored centrally in the building and is distributed from that point to all the hot water outlets.
Water is heated and/or stored locally to one specific draw-off point area.
Water is heated on demand when hot water outlets are opened.
Which type of hot water system involves heating water on demand when hot water outlets are opened?
Centralised
Localised
Stored
Instantaneous
In which type of hot water system is a cylinder of water heated to temperature before being distributed to the hot water outlets?
Hot water
Centralised
Stored
Instantaneous
What is the characteristic of a localised hot water system?
Water is heated to a specific temperature for domestic use.
Water is heated and/or stored centrally in the building.
Water is heated and/or stored locally to one specific draw-off point area.
Water is heated on demand when hot water outlets are opened.
Which type of centralised hot water system uses a hot water cylinder centrally located in an airing cupboard?
Centralised – stored hot water
Centralised – instantaneous hot water
Decentralised – stored hot water
Decentralised – instantaneous hot water
What type of boiler is used in a centralised instantaneous hot water system?
Combination boiler
Immersion heater
Solar heater
Electric heater
Which type of centralised hot water system is commonly used in smaller domestic properties?
Centralised – instantaneous hot water
Centralised – stored hot water
Decentralised – stored hot water
Decentralised – instantaneous hot water
How is the hot water distributed in both types of centralised hot water systems?
Through the pipework system
Through the electrical system
Through the ventilation system
Through the drainage system
Which type of system is commonly found in older properties but not installed today?
Centralised open vented indirect gravity system
Centralised closed vented direct gravity system
Decentralised open vented indirect gravity system
Decentralised closed vented direct gravity system
What does the primary flow and return from the boiler rely on to transfer heat from the boiler to the cylinder?
Conduction
Convection
Radiation
Evaporation
What type of system is commonly installed today for transferring heat from the boiler to the cylinder?
Centralised open vented indirect pumped primaries
Decentralised closed vented direct pumped primaries
Centralised closed vented direct pumped primaries
Decentralised open vented indirect pumped primaries
How is heat transferred from the boiler to the cylinder in a centralised open vented indirect pumped primary system?
By natural convection
By the use of a pump or circulator through the coil
By direct contact
By radiation
What does the F&E feed in a heating system?
The secondary circuit – hot water distribution
The primary circuit – boiler, cylinder, and F&E
The central heating system
The electrical circuit
What does the CWSC feed in a heating system?
The primary circuit – boiler, cylinder, and F&E
The electrical circuit
The secondary circuit – hot water distribution
The central heating system
Which of the following is a component required by these systems?
Boiler
Air conditioner
Refrigerator
Microwave
What is the function of the primary flow and return pipes in these systems?
To store cold water
To circulate water between the boiler and the heat exchanger
To provide ventilation
To store hot water
Which component is responsible for storing hot water in these systems?
Cold water storage cylinder
Feed and expansion cistern
Hot water cylinder
Open vent pipe
What is the purpose of the feed and expansion cistern in these systems?
To store hot water
To allow for the expansion of water as it heats up
To provide cold water
To circulate water
Which pipe is used to provide cold water to the system?
Hot distribution pipe
Open vent pipe
Cold feed pipe
Heat exchanger coil
What is a characteristic of a direct hot water cylinder system using a boiler?
It uses a heat exchanger coil in the cylinder.
The boiler heats the water that directly comes out of the draw off points.
It does not require a boiler.
The water is heated by solar panels.
What type of system uses electric immersion heaters and has no heat exchanger coil?
Indirect hot water cylinder
Direct hot water cylinder
Solar water heating system
Gas boiler system
How many immersion heaters are used in a direct hot water cylinder system?
One
Two
Three
Four
What do the immersion heaters in a direct hot water cylinder system heat?
The water in the heat exchanger coil
The water in the radiators
The water that directly comes out of the draw-off points
The air in the room
What type of pressure do open vented systems rely on?
High pressure
Low pressure
Medium pressure
Variable pressure
What is the primary function of the vent in an open vented system?
To increase water pressure
To act as a safety relief
To reduce water temperature
To filter the water
Where does the vent pipe from the hot water cylinder terminate in an open vented system?
Over the cold water storage cistern
Under the hot water cylinder
Inside the heating system
Outside the building
What does the vent allow when the system is filled?
Water to flow out
Air to flow out
Water to flow in
Air to flow in
What are the two primary functions of the vent in an open vented system when it is operational?
Heating and cooling
Water filtration and pressure control
Expansion and contraction heating and cooling, and overheating on control failure
Water storage and pressure maintenance
What does BS6700 recommend regarding the capacity of the CWSC feeding a hot water cylinder?
It should be at least half the capacity of the cylinder.
It should be at least double the capacity of the cylinder.
It should be at least the capacity of the cylinder.
It should be at least 1.5 times the capacity of the cylinder.
What is the minimum size of the CWSC if it feeds both hot and cold water?
115 litres
230 litres
150 litres
200 litres
What is the minimum size of the CWSC if it feeds just the hot system?
115 litres
230 litres
150 litres
200 litres
What is the minimum size of the vent pipe?
15mm
22mm
30mm
45mm
Which of the following is not allowed on the vent pipe?
Valve
Elbow joint
T-joint
Coupling
How long should the hot water distribution pipe be before the vent pipe connection?
300mm
450mm
600mm
750mm
According to which standard should the cold feed be sized?
BS6700
BS8000
BS5000
BS9000
What does CWSC need to be for head pressure?
As low as possible
As high as possible
At medium height
At ground level
Where does the cold feed pipe go and what does it have at the lowest point?
To the radiator and has a valve
To the cylinder and has a DOV
To the boiler and has a pump
To the faucet and has a filter
According to BS6700, what should be done if valves are found on the route of the vent pipe?
They should be left as they are.
They should be replaced with new valves.
They should be removed.
They should be painted.
In a direct system, how is the hot water cylinder heated in more modern systems?
By a heat exchanger
By a coil
By immersion heaters
By a boiler
What is absent in a direct hot water cylinder system?
Immersion heaters
Heat exchanger or coil
Water
Boiler
In older direct systems, how was the water heated?
By immersion heaters
By a heat exchanger
By a coil
By the boiler
In an indirect open vented system, what component acts as the heat exchanger to heat the stored water?
External coil
Internal coil
Immersion heater
Primary flow connection
What is a common feature of cylinders in an indirect open vented system?
They have an external coil.
They do not have any immersion.
They normally have a back-up immersion.
They are not used to store water.
