Plumbing L2 Hot water PT2

What material must not be used on hot water systems?

• Push fit plastic

• Lead free solder

• Lead solder

• Soldering lead free fittings

Which British standard covers hot water systems?

• BSEN6700

• BSEN806

• BSEN608

• BSEN7600

What is this tool used for?

• Checking flow rate of water

• Checking the pressure of water

• Checking the PH of water

• Checking the temperature of the hot water

What could be used to overcome a dead leg in a hot water system?

• Insulation

• Secondary return

• Inverted loop system

• One pipe system

Where are you required to fit insulation to a hot water pipe?

• Within 1m of a cylinder

• In a loft space

• Under a vented ground floor

• All of the above

What would be the test pressure if the water pressure is 3 bar

• 5 bar

• 7.5 bar

• 10 bar

• 4.5 bar

The cold feed to the cylinder should be connected to the?

• Top of the cylinder

• The bottom of the cylinder

• By the use of an Essex flange

• A 3rd of the way up the cylinder

What would need to be fitted before a in body mixer tap?

• Single check valve

• Double check valve

• Gate valve

• Thermostatic mixer valve

What appliance most be fitted with flexible connectors?

• A hot water cylinder

• Basin taps

• A shower pump

• A electric shower

What type of boiler heats hot water on demand?

• Combi boiler

• System boiler

• Solid fuel boiler

• Traditional boiler