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WorksheetsSoundness Test Quiz
Total questions: 56
Worksheet time: 28mins
Before conducting a soundness test, what should you always do?
Check the water pressure
Walk around the system to make sure all joints have been made
Measure the temperature
Inspect the electrical wiring
Which of the following is NOT part of the visual check before soundness testing?
Open ends
Soldered joints made
Compression joints tight
Measure the pipe length
What is the purpose of the soundness test mentioned in the document?
To check the electrical connections
To ensure the system is visually appealing
To verify the integrity of the joints and connections
To measure the system's efficiency
What types of pipes require different soundness tests according to the document?
Copper and plastic pipes
Steel and aluminum pipes
Rigid pipe (copper and steel) and plastic pipe
Flexible and rigid pipes
What is the first step in the testing and decommissioning process?
Set up equipment
Visual inspection
Test period
Final check
Which step comes immediately after setting up the equipment in the testing and decommissioning process?
Visual inspection
Final check
Test period
Complete documentation
What is the final step in the testing and decommissioning process?
Final check
Test period
Complete documentation
Visual inspection
What is the first step in the soundness testing of rigid pipes (copper and steel)?
Walk around the system and check for leaks
Slowly fill the system with water
Attach the hydraulic test bucket
Pump system up to 1.5 times the working pressure
How long should the system be left to stand for temperature stabilisation during soundness testing?
15 minutes
30 minutes
45 minutes
60 minutes
What should be done if a pressure drop is detected during soundness testing?
Increase the pressure
Walk around the system again
Rectify and re-test
Leave the system for another hour
To what pressure should the system be pumped during soundness testing if the working pressure is 3 bar?
3 bar
4 bar
4.5 bar
5 bar
What is the purpose of attaching the hydraulic test bucket during soundness testing?
To fill the system with water
To check for leaks
To measure the pressure
To stabilise the temperature
What is the first step in Test A for soundness testing of a plastic pipe (polybutylene)?
Walk around the system and check for leaks
Pump system to 1 bar
Slowly fill the system with water
Increase pressure to 1.5 times working pressure
How long should you wait after pumping the system to 1 bar to check for loss of pressure?
15 minutes
30 minutes
45 minutes
60 minutes
To what pressure should the system be increased for 15 minutes during Test A?
1 bar
1.5 times working pressure
2 times working pressure
0.5 times working pressure
What should be done after reducing the pressure to one-third for a further 45 minutes?
Walk around the system and check for leaks
Increase pressure to 1.5 times working pressure
Check for pressure loss
Slowly fill the system with water
What is the main reason for not wanting to damage the plastic pipe or O rings during Test A?
To save time
To ensure the system is sound
To reduce costs
To avoid water wastage
What is the first step in Test B for soundness testing of a plastic pipe (polybutylene)?
Walk around system and check for leaks
Pump system to manufacturer’s test pressure
Slowly fill the system with water
Inspect the pressure loss after 30 minutes
How long should you leave the system after inspecting the pressure loss for the first time in Test B?
30 minutes
60 minutes
90 minutes
120 minutes
What should you do if the total pressure loss is less than 0.2 bar in Test B?
Refill the system with water
Soundness is good
Check for leaks again
Increase the test pressure
Why is it important not to damage the plastic pipe or O rings during Test B?
To ensure the system is properly filled with water
To prevent leaks
To maintain the manufacturer's test pressure
To avoid pressure loss
What is the first step in the flushing and disinfecting process after a new system or section of pipework has been installed?
Re-fill the system
Open the kitchen tap and allow water to run until clear of debris/colour
The system is re-filled with water and then drained down from the lowest point
Add disinfectant to system (sodium hypochlorite solution or chlorine) for 1 hour
What should be done after re-filling the system during the flushing and disinfecting process?
Add disinfectant to system (sodium hypochlorite solution or chlorine) for 1 hour
Open the kitchen tap and allow water to run until clear of debris/colour
Drain the system from the lowest point
Do likewise with all other outlets in the property
How long should disinfectant be added to the system during the flushing and disinfecting process?
30 minutes
2 hours
1 hour
15 minutes
Which disinfectant is mentioned for use in the flushing and disinfecting process?
Sodium hypochlorite solution or chlorine
Hydrogen peroxide
Ammonia
Bleach
What is the first step in the flushing and disinfecting process according to the provided material?
Drain system
Test chlorine levels at each outlet
Flush system through from each outlet until no chlorine is present
Add chlorine to the system
According to the provided material, what standard should be followed when testing chlorine levels at each outlet?
BS6700
ISO9001
ASTM D512
EPA 815-R-99-010
What should be done after draining the system in the flushing and disinfecting process?
Add more chlorine
Test chlorine levels again
Flush system through from each outlet until no chlorine is present
Close all outlets
What tool is used to check the flow rate according to the provided learning material?
Pressure gauge
Wier cup
Thermometer
Hydrometer
According to the learning material, how should dirt and debris be flushed through?
Using a pressure gauge
As per BS6700
With a wier cup
By opening all draw-off points
What should be done to check the pressure according to the learning material?
Use a wier cup
Flush through as per BS6700
Use a pressure gauge
Open all draw-off points
What is the procedure for checking draw-off points as per the learning material?
Use a wier cup
Flush through as per BS6700
Use a pressure gauge
Open all draw-off points, making sure they open and shut off
What should be done to all valves during testing and decommissioning?
Ensure correct temperature is set and recorded
Open and close all valves to ensure operation and label all valves
Ensure correct temperature setting and inform customer
Ensure correct temperature at draw-off points
What is the purpose of checking blending valves?
Ensure correct temperature setting and inform customer
Open and close all valves to ensure operation and label all valves
Ensure correct temperature is set and recorded
Ensure correct temperature at draw-off points
What should be ensured about thermostats during testing and decommissioning?
Ensure correct temperature is set and recorded
Open and close all valves to ensure operation and label all valves
Ensure correct temperature setting and inform customer
Ensure correct temperature at draw-off points
What should be checked regarding temperatures during testing and decommissioning?
Ensure correct temperature is set and recorded
Open and close all valves to ensure operation and label all valves
Ensure correct temperature setting and inform customer
Ensure correct temperature at draw-off points
What should be done after the system has been proved?
Disassemble the system
Complete the documentation and hand over to the customer
Ignore the system
Reinstall the system
What should be shown to the customer during the handover of the system?
Only the settings
Only the valves
All the settings and valves
None of the settings and valves
Which of the following is NOT mentioned as part of the documentation to be handed over to the customer?
Manufacturer’s instructions
Benchmark certificate
Warranty
Installation guide
Which of the following is the first step in decommissioning a hot water system for maintenance and replacement of components?
Components identified
Heat source safely isolated
Customer informed
Fuses removed
What should be done to the heat source during the decommissioning of a hot water system?
Components identified
Heat source safely isolated
System drained to safe location
Open ends capped
Which of the following actions ensures safety by preventing electrical hazards during decommissioning?
Warning notice placed on heat source
Fuses removed
System drained to safe location
No dead legs left
What should be done to the open ends of the system during decommissioning?
Components identified
Heat source safely isolated
Open ends capped
No dead legs left
Why is it important to place a warning notice on the heat source during decommissioning?
To inform the customer
To identify components
To ensure the heat source is safely isolated
To prevent unauthorized access and ensure safety
What is the first step when a system is temporarily decommissioned for a component replacement?
The system is refilled and tested
The part is replaced
The customer will have to be informed
A hose pipe is connected to a suitable drain point
What must be done to the system before it is labeled during decommissioning?
The system is refilled and tested
The part is replaced
The customer will have to be informed
The system will be safely isolated
Where is the hose pipe connected during the decommissioning process?
To a suitable drain point
To the main water supply
To the electrical outlet
To the air vent
What happens after the part is replaced in the decommissioning process?
The system is safely isolated
The system is refilled and tested
The customer is informed
The hose pipe is connected
Which of the following items may need periodic maintenance or replacement, leading to temporary system decommissioning?
Hot water cylinder
Electrical wiring
Insulation material
Paint
Which item listed below is NOT mentioned as needing periodic maintenance or replacement?
Boiler
Shower
Valves
Electrical wiring
What is one of the common items that may need periodic maintenance or replacement, causing the system to be temporarily decommissioned?
Cold water storage cistern
Electrical outlets
Light bulbs
Flooring
Which of the following is included in the list of items that may need periodic maintenance or replacement?
Terminal fitting
Wall paint
Carpet
Windows
What is one of the conditions under which a system is permanently decommissioned?
When a new system is installed alongside the old system
When the old system is stripped out and replaced by an updated system
When the system is temporarily shut down for maintenance
When the system is upgraded without removing the old system
What must be done to the system before it is permanently decommissioned?
The system must be painted
The system must be safely isolated and labeled
The system must be expanded
The system must be upgraded
What is connected to a suitable drain point during the decommissioning process?
A water pump
A hose pipe
An electrical wire
A gas pipe
Who needs to be informed when a system is permanently decommissioned?
The government
The customer
The competitors
The media
