Commissioning plumbing systems

What must a plumber ensure about the pipework system once it has been installed into a property?

• It must be visually appealing.

• It must be sound, meaning it has no leaks.

• It must be color-coded.

• It must be externally polished.

What is one of the steps a plumber should take after installing pipework in a property?

• It should be painted.

• It should be disinfected, meaning chemically cleaned.

• It should be covered with insulation.

• It should be tested for electrical conductivity.

What does it mean to commission the pipework in plumbing?

• To dismantle and reassemble.

• To decorate it with accessories.

• To set it up correctly.

• To perform a strength test.

After installation, what internal maintenance process should be performed on the pipework?

• It should be flushed through (cleaned internally).

• It should be lubricated.

• It should be heated to a high temperature.

• It should be scanned with a laser.

What is the first step in the testing process for plumbing pipework?

• Soundness test

• Visual inspection

• Flushing out

• Hand over to customer

Which of the following is NOT a part of the plumbing testing process?

• Disinfecting

• Hand over to customer

• Installation

• Flushing out

What is the first step to perform before conducting soundness testing in plumbing systems?

• Check the water pressure

• Walk around the system to ensure all joints have been made

• Start the soundness test immediately

• Clean the area around the pipes

Which of the following is NOT a component to visually check before soundness testing in plumbing?

• Open ends

• Soldered joints

• Compression joints

• Electrical connections

What types of pipes are mentioned for conducting different soundness tests in the document?

• Copper and steel

• Plastic and ceramic

• Steel and iron

• Copper and plastic

What is the first step in the soundness testing of rigid pipes according to the procedure outlined in the document?

• Attach the hydraulic test bucket.

• Slowly fill the system with water.

• Check for any pressure drop.

• Pump the system up to 1.5 x working pressure.