6035HWPPT5VALVES

Which of the following is a potential cause of poor flow rate?

• Temperature settings on thermostat

• Limescale blockages

• Filters cleaned

• All of the above.

Poor flow rate can be caused by ______.

• Temperature settings on thermostat

• Limescale blockages

• Filters cleaned

• Valves are fully operational.

What is one of the effects of unbalanced pressure in manually controlled showers?

• Increased water flow

• Decreased temperature

• Balanced pressure

• Enhanced water quality.

Which of the following is NOT a maintenance indicator for showers?

• Temperature settings on thermostat

• Limescale blockages

• Filters cleaned/pipework inspected

• Color of the shower curtain.

What can cause a valve to pass water?

• Limescale

• Debris

• De-zincification

• All of the above.

Fill in the blank: If an isolation valve is old or hasn’t been closed for a period of time, it may not close fully and therefore ______ water.

• A) block

• B) pass

• C) stop

• D) hold

What are some indicators of leaks in components?

• Proper installation

• Corrosion

• Insulation

• Tight connections

Fill in the blank: To prevent leaks, one should ________ compression fitting nut.

• Loosen

• Tighten

• Ignore

• Remove

What causes expansion noise in hot water or central heating pipework?

• Cooling of water

• Expansion of pipes

• Insulation failure

• Air bubbles

Fill in the blank: To address expansion noise, it is important to inspect ______.

• A) clips/brackets

• B) notching

• C) insulation and padding

• D) all of the above.