level 3 mock test

1 Explain the categories described in the Water Supply (Water Fittings) Regulations 1999.

• Erroneous measurements

• Contamination

• Undue consumption

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State the equipment needed to measure flow rate at an outlet.

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Explain why multiple Cold Water Storage Cisterns (CWSC) must be coupled or connected if they are supplying a building consuming large quantities of water

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State the difference between Direct and Indirect boosted cold water systems

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State three mechanical backflow devices.

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6 State the Fluid Category risk for each appliance according to Water Supply (Water Fittings) Regulations 1999.

• Hose union tap

• Washing Machine

• Rain Water Harvesting

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OFF

Hot water systems can be divided into two categories, centralised and localised. Give a brief explanation and example of each category.

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Explain how unvented systems above 15 Litres allow for the expansion of water.

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Explain three installation requirements of an unvented hot water cylinder.

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What is the maximum length of the D1 discharge pipework on an unvented hot water system (UVHWS).

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OFF