Unit 112 - Noise PPT 3

Multiple Choice

Which of the following faults in a plumbing system is usually easier to detect?

• Leaks

• Noise faults

• Integral faults

• All faults are equally easy to detect

Multiple Choice

What is a common cause of noise in a cold water system?

• High pressure and flow rates

• Low water temperature

• Clogged pipes

• Old pipe material

Multiple Choice

Which of the following steps is NOT part of replacing a faulty tap washer?

• Removing the tap head

• Inspecting the washer

• Replacing the washer

• Painting the tap

Fill in the Blank

There are plenty of resources available to help you carry out ___ activities. (Fill in the blank)

Multiple Select

Select all statements that are true about faulty float-operated valve washers.

• They can cause a loud hum throughout the pipework.

• The noise can be amplified if the cistern is in a roof space.

• Replacing the washer rarely solves the problem.

• Fitting a new washer generally cures the fault.

Multiple Choice

Which component shown in the images is likely to cause noise faults in a plumbing system if it becomes faulty?

• Float-operated valve washer

• Pipe support bracket

• Water hammer arrester

• Pressure reducing valve

Fill in the Blank

The device that acts like a mini shock absorber in plumbing systems is called a ___

Multiple Select

Which of the following are effective solutions for fixing noise caused by loose pipework in a plumbing system?

• Re-fixing the loose pipework

• Installing a water hammer arrester

• Increasing water pressure

• Ignoring the problem

Multiple Choice

Why is it important for a plumber to be able to identify, diagnose, and rectify faults in a plumbing system?

• To ensure the system operates efficiently and safely

• To increase the cost of repairs

• To avoid learning new skills

• To ignore minor issues