6035HWPPT2

Which of the following is a type of domestic hot water system?

• Combi boiler

• Solar panel

• Wind turbine

• Geothermal pump

A _______ is a type of domestic hot water system that combines heating and hot water in one unit.

• Combi boiler

• Solar panel

• Wind turbine

• Geothermal pump

What is a requirement for all immersion heaters installed today?

• A) A reset button or cut-out device

• B) A digital display

• C) A remote control

• D) A solar panel

Domestic immersion heaters are rated at ____. A) 1kW B) 2kW C) 3kW D) 4kW

• 1kW

• 2kW

• 3kW

• 4kW

What are open vented combination units?

• Units with separate cylinder and cistern

• Pre-plumbed units with joined cylinder and cistern

• Units requiring complex installation

• Units with high head pressure.

Open vented combination units are sometimes found in ______.

• Houses

• Flats

• Offices

• Schools

What is the function of the storage cistern in a domestic hot water system?

• To store cold water

• To store hot water

• To heat water

• To distribute water

In a domestic hot water system, the coil type heat exchanger is connected to the ________.

• Primary flow

• Cold feed

• Hot distribution pipe

• Return connection

What is the function of the component labeled at the top of the water heater?

• Pressure relief valve

• Thermostat

• Heating element

• Cold water inlet

The component labeled at the bottom of the water heater is used to regulate the temperature. It is known as the ________.

• Pressure relief valve

• Thermostat

• Heating element

• Cold water inlet