Understanding Central Heating Systems

What is the purpose of central heating systems used in dwellings?

• To cool the house

• To provide heat

• To decorate the house

• To clean the air.

Identify the type of heating system with a radiator in each room: _______ central heating.

• A) Full

• B) Partial

• C) Background

• D) Selective

Which of the following is a preferred working principle of central heating systems?

• Pumped heating and hot water system

• Gravity heating system

• Solar heating system

• Electric heating system

Identify the type of central heating system: _______ with gravity hot water including heat sink circuits.

• Open vented

• Sealed system

• Combination boiler

• Electric system

Which of the following is a type of boiler?

• Panel radiator

• Combination boiler

• Thermostatic valve

• Drain valve

Which of the following is a source of information required when undertaking work on central heating systems?

• Statutory regulations

• Personal opinions

• Random websites

• Social media

What is one of the safety checks to perform at a work location before starting work on central heating systems?

• Ensure there is a fire extinguisher

• Check for safe access and exit

• Verify the temperature is above 20°C

• Confirm the presence of a first aid kit.

Select the correct item to fill in the blank: Before starting work on central heating systems, it is important to wear personal ________ equipment.

• cooking

• protective

• swimming

• gardening

What are the procedures required to assemble valves to radiators and mount radiators on wall surfaces?

• Use of clips and brackets

• Use of thermostatic valves

• Use of threaded joints

• Use of plastic joints

In which areas should central heating pipework be positioned and fixed? Fill in the blank: In suspended timber floors, in solid floors, embedded in walls, and in areas of the building subject to ____.

• A) Heat

• B) Frost

• C) Sunlight

• D) Rain