306 hot water systems 2 Quiz

Where on a domestic hot water cylinder should the cold feed be connected?

• Bottom

• Top

• Middle

• A third of the way up

What sort of tap would be best suited for an elderly person with arthritis?

• Bib tap

• Long neck pillar tap

• Non-rising tap

• Quarter turn tap

What is meant by the term ‘heat recovery’?

• The time taken for the boiler to get to temperature

• The time taken to heat up a full cylinder of hot water

• The time take for the primaries to start heating the cylinder

• The time taken for the cylinder thermostat to activate the boiler

What does this diagram show?

• Electric shower

• Double impeller shower

• Gravity shower

• Single impeller shower

What does WRAS stand for?

• Water Revival Advanced Scheme

• Winter Regulations and Spring

• Water Regulations Advisory Scheme

• Water Ripples and Systems

If there is a faulty fullway gate valve in the system, what should you do?

• Replace the back nut to release the fault

• Replace the body of the valve and leave the head gear

• Lubricate the body to release the fault

• Replace the whole valve

Which is the best description of category 1 water?

• Water stored at 60°C

• Wholesome water

• Water that offers a slight health risk

• Water that has a mild chemical added

What device is used to protect category 1 water from being contaminated by category 2 water?

• RPZ valve

• AUK1 air gap

• Single check valve

• AG air gap

If a hot water appliance had a fault, where would you look for guidance?

• BSEN806

• The Water Supply (Water Fittings) Regulations

• The manufacturer's instructions

• Building Regulations Part L

Which Building Regulation states that one of these valves must be fitted before the outlet on any new bath fitted?

• Part H

• Part L

• Part G

• Part P