Flow Rate Inspection Quiz

What should be inspected if the flow rate is less than required?

• Temperature settings on thermostat

• Limescale blockages

• Filters cleaned

• Valves are fully operational

Which of the following is NOT a potential cause of poor flow rate?

• Temperature settings on thermostat

• Filters cleaned

• Lubrication of parts

• Pipe size too small

What is a potential cause of unbalanced pressure in manually controlled showers?

• Properly adjusted thermostat

• Clean filters

• Debris blocking the feed pipework

• Fully operational valves

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

• Temperature settings on thermostat

• Limescale blockages

• Regular paint touch-ups

• Lubrication of parts

What effect can damaged or squashed feed pipework have on a shower?

• Increase water pressure

• Decrease flow rate and temperature

• Improve water quality

• Enhance showerhead performance

What can cause an isolation valve to pass water?

• A new valve

• A build-up of limescale, debris, de-zincification, or a damaged O ring

• Regular maintenance

• Proper lubrication

Which of the following is NOT a recommended maintenance step for valves?

• Dismantle valve

• Remove debris or lime scale

• Paint the valve

• Lubrication of parts

What is one cause of leaks in components according to the maintenance document?

• Proper installation

• Insulation of components

• Corrosion of components

• Regular maintenance

Which of the following is a recommended action to address leaks?

• Loosen compression fitting nut

• Repack glands/O rings

• Ignore the leak

• Increase pressure

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

• Cold water passing through the pipes

• Heated water passing through the pipes

• Air passing through the pipes

• Electrical current passing through the pipes