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WorksheetsDomestic Heating Compliance Quiz
Total questions: 20
Worksheet time: 10mins
The Domestic Heating Compliance Guide supports which document?
British Standard 8000
The Water Supply (Water Fittings) Regulations
British Standard 5449
Building Regulations Approved Document L1
Which legislation describes the requirement to have separately zoned space-heating areas in dwellings?
Building Regulations Part L
Gas safe installation and use regulations
BS EN806
Water Regulations Guide
Which one of the following Building Regulations documents give guidance on the type of central heating systems to be installed in existing domestic dwellings?
Part L1A
Part L2A
Part L1B
Part L2B
Separate space heating zones are required in dwellings where the floor area is greater than:
150m²
180m²
200m²
500m²
Which one of the following documents gives guidance on heating system design?
CHeSS 2008
CHeTT 2008
BS 6400
CHeSH 2005
Which of the following types of heating system is shown in the diagram?
C plan
Y plan
S plan
W plan
What is the function of the central heating component shown in the image?
Mid-position valve
Automatic air vent
Air separator
Manual bypass valve
In the diagram shown, the boiler flow will be connected through which of the following?
Port A
Port B
Port AB
Port A and Port B
Which one of the following types of valve would you commonly find in a Y plan system with no bypass?
Three-port diverter valve
Zone valve
Two two-port valves
Three-port mid-position valve
An arrangement of system controls which prevents a boiler from firing when there is no demand for either heating or hot water is called:
control interlock
boiler interlock
system interlock
heating interlock
It is good practice to position a pump in which of the following positions within the circuit?
To be under negative pressure
To be under neutral pressure
To be under positive pressure
To be under maximum pressure
The normal position for a cylinder thermostat that is strapped to a cylinder is approximately:
at the top of the cylinder
a third of the way down the cylinder from the top
halfway down the cylinder
a third of the way up from the bottom of the cylinder
Which is the best location for the primary circulating pump in a low loss header installation?
Heating flow
Heating return
Hot water dead leg
Hot water draw-off
How should a fused spur be properly isolated before doing any electrical work on the circuit?
Isolate by removing the fuse
Isolate at the consumer unit by switching off the feed
Isolate by removing the cable to the appliance
Isolate at the consumer unit with an approved locking device
In a sealed central heating system, where should the expansion vessel be positioned?
Primary flow
Secondary flow
Primary return
Secondary return
Which of the following boiler types works on the principle of extracting heat from flue gases that would otherwise be wasted?
Combination
Independent
Condensing
Thermostatic
A room sealed appliance can best be described as:
completely sealed against the entry of air
where its combustion system is sealed from the room in which it is located
where combustion air is drawn from another room only
where the air supply is sealed within the room adjacent to the outlet
Which of the following types of radiator would it be advisable to install when the elderly, infirm or children are likely to come in contact with them?
Tubular type radiator
Double-convector radiator
Low-surface temperature radiator
Column type radiator
Which of the following is an advantage of underfloor heating?
Easier to install in existing properties
Less pipework required
Slower heat-up period
Even heat distribution
Which one of the following will help to prevent corrosion?
Adding inhibitor to the system
Adding neutraliser to the system
Carrying out a hot flush
Carrying out a power flush
