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WorksheetsSoundness Testing Quiz
Total questions: 54
Worksheet time: 27mins
What should be checked during the visual inspection before soundness testing?
Open ends, soldered joints made, compression joints tight, clips are in place
Open ends, soldered joints made, compression joints loose, clips are missing
Closed ends, soldered joints made, compression joints tight, clips are in place
Open ends, unsoldered joints, compression joints tight, clips are in place
What is the next step after the visual inspection in soundness testing?
Conducting a pressure test
Carrying out the soundness test
Performing a leak test
Conducting a flow test
What types of pipes require different soundness tests?
Rigid pipe (copper and steel) and plastic pipe
Flexible pipe and plastic pipe
Rigid pipe (copper and steel) and flexible pipe
Copper pipe and steel pipe
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 stabilization during soundness testing?
15 minutes
45 minutes
30 minutes
60 minutes
What should be done if the system works at 3 bar during soundness testing?
Test it at 3 bar
Test it at 4.5 bar
Test it at 6 bar
Test it at 1.5 bar
What should be checked after leaving the system for one hour during soundness testing?
Temperature increase
Water level
Pressure drop
Pipe material
What should be done if a pressure drop is detected during soundness testing?
Increase the pressure
Rectify and re-test
Decrease the pressure
Ignore and proceed
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 before checking 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 avoid additional costs
To prevent 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 accurate pressure readings
To prevent water contamination
To avoid system malfunction
To maintain system integrity
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
Add disinfectant to the system
Re-fill the system with water and then drain down from the lowest point
How long should disinfectant be added to the system according to BS6700?
30 minutes
1 hour
2 hours
3 hours
Which of the following is NOT a step in the flushing and disinfecting process?
Re-fill the system
Open the kitchen tap and allow water to run until clear of debris/colour
Add disinfectant to the system for 1 hour
Leave the system empty for 24 hours
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 is referenced for testing chlorine levels?
BS6700
ISO9001
ANSI/NSF 61
EPA 810
What should be done after draining the system in the flushing and disinfecting process?
Add more chlorine
Test chlorine levels at each outlet
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
How should dirt and debris be flushed through according to the provided learning material?
Using a pressure gauge
As per BS6700
With a thermometer
Using a hydrometer
What should be done to all draw-off points during testing and decommissioning?
Measure the temperature
Check the flow rate
Open all draw-off points, making sure they open and shut off
Measure the pressure
What tool is used to check the pressure according to the provided learning material?
Wier cup
Thermometer
Pressure gauge
Hydrometer
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 during testing and decommissioning?
Ensure correct temperature setting and inform customer
Ensure correct temperature at draw-off points
Ensure correct temperature is set and recorded
Open and close all valves to ensure operation and label all valves
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 ensured about temperatures during testing and decommissioning?
Ensure correct temperature setting and inform customer
Ensure correct temperature at draw-off points
Ensure correct temperature is set and recorded
Open and close all valves to ensure operation and label all valves
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
User manual
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 accidental re-energization of the system?
Warning notice placed on heat source
Fuses removed
System drained to safe location
No dead legs left
What is the purpose of placing 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 cap open ends
What should be done to the system to ensure it is safe to work on and no water remains in the pipes?
Components identified
System drained to safe location
Open ends capped
No dead legs left
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 system will be safely isolated
The part is replaced
The customer will have to be informed
Where is the hose pipe connected during the decommissioning process?
To a suitable drain point
To the main water supply
To the system's main valve
To the customer's water outlet
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 of the following is NOT listed as a common item that may need periodic maintenance or replacement?
Boiler
Shower
Valves
Electrical outlets
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
Light bulbs
Carpeting
Windows
Which of the following items is included in the list of common items that may need periodic maintenance or replacement?
Terminal fitting
Wallpaper
Furniture
Flooring
When is a system permanently decommissioned?
When a new system is installed alongside the old system
When an old system is stripped out and replaced by an updated system
When the system is temporarily shut down
When the system is moved to a different location
What must be done to the system during decommissioning?
The system will be upgraded
The system will be safely isolated and labeled
The system will be expanded
The system will be painted
What is connected to a suitable drain point during decommissioning?
A water pipe
A gas pipe
A hose pipe
An electrical wire
Who needs to be informed during the decommissioning process?
The system manufacturer
The customer
The government
The neighbors
