WorksheetsPlumbing Maintenance Quiz
Total questions: 53
Worksheet time: 27mins
What should you do if a washer is worn or broken in a tap?
Ignore it
Replace the washer correctly
Use a hammer to fix it
Paint over it
What tool should be used to avoid scratching chrome or gold finishes?
Metal pliers
Soft jaw pliers
Screwdriver
Wrench
What is a common symptom of defective tap seating?
Water pressure increase
Dripping from outlet or overflow
No water flow
Loud noises
What tool can be used to fix a defective tap seating?
Hammer
Screwdriver
Re-seating tool
Wrench
What should be done if a tap is badly damaged?
Paint it
Use a re-seating tool
Replace the whole tap
Tighten the screws
What should you try to do if you encounter jammed headgear?
Replace the entire unit immediately
Try to release it
Use water to loosen it
Ignore the issue
What should you take care not to do when dealing with a jammed headgear nut?
Tighten the nut
Round the nut
Paint the nut
Remove the nut
What should you always use to lubricate when maintaining headgear?
Water
Oil
Silicon grease
Soap
What does it mean if a tap is dripping from the body rather than the outlet?
The tap is not properly closed.
The fibre or rubber washer is damaged.
The water pressure is too high.
The outlet is blocked.
How can you identify if the washer joining the body of a tap is damaged?
By tightening the tap.
By undoing the cover.
By increasing water flow.
By replacing the tap.
What is a common cause of dripping from the head of a tap?
Faulty body washer
Packing glands in rising spindle taps
Incorrect water pressure
Loose tap handle
What might dripping from the head of a tap be mistaken for?
Faulty O ring
Body washer fault
Loose tap handle
Incorrect water pressure
What does the term "letting by" refer to in maintenance?
A valve that is completely shut off
A valve that is letting some water by, even when it is shut off
A valve that is fully open
A valve that is leaking air
Which of the following can cause a tap to let by?
A new washer
A damaged washer/dripping
A closed valve
A clean pipe
What issue can cause a FOV to let by?
A new pipe
A warning pipe dripping
A sealed valve
A clean filter
Which type of valve is mentioned as still allowing water to come past when letting by?
Ball valve
Gate valve
Check valve
Relief valve
What is a common issue with a quarter turn tap?
Leaking from the handle
Dripping from the outlet
Rusting of the body
Stiff operation
What is a common solution for ceramic disc failure in taps?
Tightening the screws
Replacing the handle
Replacing the discs or the body
Lubricating the joints
What is a common issue caused by insecure pipework?
Consistent water flow
High and low spots (air locks and debris)
Increased water temperature
Reduced water pressure
What material is mentioned in relation to insecure pipework?
Steel
Aluminum
Plastic pipe – copper – LCS
Iron
What is a water hammer?
A tool used for plumbing
Surges of pressure in a high pressure system, causing a knocking noise
A type of water pump
A method of water filtration
What does a water murmur cause in a high pressure system?
Continuous water flow
An FOV to open and close quickly
Increased water temperature
Reduced water pressure
What is one effect of air in a system as described in the maintenance document?
Reduces system efficiency
Creates additional system noise
Increases water flow
Decreases pressure
In what type of system are air locks particularly likely to occur?
High pressure systems
Low pressure systems
Medium pressure systems
Variable pressure systems
What can loose components in an appliance cause?
Increased efficiency
Leaks or additional system noise
Reduced water flow
Enhanced performance
What might happen if an appliance is loose?
It will improve its stability
It could come away from the wall and damage the pipework
It will reduce noise levels
It will increase energy consumption
What effect can constant vibration due to water flow have on components?
It can tighten connecting nuts
It can loosen connecting nuts
It can increase water pressure
It can reduce system noise
What should be done with broken clips?
They should be painted
They should be ignored
They should be replaced
They should be tightened
What can major underground bursts cause?
Minimal inconvenience
Disruption
Increased water pressure
Lower water bills
What should be done to isolate the whole house during a burst?
Turn off all taps
Call a plumber
Isolate at the incoming stop valve
Increase water usage
What indicates an underground burst outside the property?
Areas of green
Increased water bill
No water supply
Loud noises
What can cause blockages in pipework and components?
Limescale
Rust
Sand
Oil
What is a common sign that there is a blockage in the pipework?
Water flows faster
Water takes longer to fill the kettle
Water changes color
Water becomes warmer
Which of the following can cause blockages due to over-soldering?
Hemp
Plastic
Rubber
Metal
What might happen if a valve is not fully open?
Increased water pressure
Blockage in the pipe
Water temperature rises
Water becomes clearer
What is the effect of incorrectly sized pipework on an appliance?
It increases the flow rate.
It decreases the flow rate.
It has no effect on the flow rate.
It stabilizes the flow rate.
Which of the following is a component that can be incorrectly sized?
Fullway or HP spherical plug valve
Correct orifice in FOV
Taps produced for LP systems only
Standard pipe fittings
What is the purpose of pipework sizing in level 3?
To increase the temperature
To ensure correct flow rate and pressure
To reduce the pressure
To change the direction of flow
What is a common issue that occurs in low pressure systems if high spots are left in pipework?
Increased water pressure
Air locks
Faster water flow
Reduced water temperature
What might a customer experience at the outlet if an air lock occurs?
Continuous water flow
Spluttering of water or no water at all
Increased water temperature
Faster water flow
What should be done before installing any appliances to ensure they work correctly?
Test the pressure and flow rates near the incoming main and at the appliance location.
Install the appliance and check for leaks.
Only test the pressure at the appliance location.
Ensure the appliance is turned off.
What is the minimum pressure required for a combination boiler to work correctly?
1 bar
2 bar
0.5 bar
1.5 bar
What does PPM stand for in maintenance?
Planned Preventative Maintenance
Periodic Preventative Maintenance
Predictive Preventative Maintenance
Preventative Planned Maintenance
What is one of the purposes of Planned Preventative Maintenance (PPM)?
To stop problems from occurring
To increase system speed
To reduce system size
To enhance system aesthetics
Which of the following is NOT a task involved in Planned Preventative Maintenance?
Inspecting water levels
Re-washing
Painting surfaces
Cleaning filters and strainers
Planned Preventative Maintenance may require what type of working hours?
Out of hours working
Standard working hours
Weekend only working
Holiday working
Which of the following is considered an unplanned emergency in maintenance?
Scheduled maintenance
Burst pipes
Regular inspections
Equipment upgrades
What does CWSC stand for in the context of maintenance emergencies?
Cold Water Storage Cistern
Central Water Supply Control
Continuous Water System Check
Controlled Water Safety Circuit
Which of the following is NOT listed as an unplanned emergency?
Running overflows
Dripping taps
High pressure in systems
Poor installations
What should be done if isolating the system during Planned Preventative Maintenance (PPM)?
Turn the valve on immediately.
Label the system as "System off – do not turn valve on."
Ignore the system status.
Remove all labels from the system.
What records should be maintained during Planned Preventative Maintenance (PPM)?
Records of employee attendance.
Records of pressure, flow rate, temperatures, and work carried out.
Records of customer complaints.
Records of equipment color.
Who should be consulted for servicing during Planned Preventative Maintenance (PPM)?
The local government.
The manufacturer's instructions (MIs).
The nearest competitor.
The cleaning staff.
Who should be kept informed at all times during Planned Preventative Maintenance (PPM)?
The local newspaper.
The householder, customer, or company.
The neighboring businesses.
The general public.
