Introduction to central heating

Front

What is this component called?

Back

Central heating circulation pump

Front

What are these components called and what are they used for: Automatic air release valves fitted at the highest point of a central heating system to trap and release air build up in the system?

Back

Automatic air release valves fitted at the highest point of a central heating system to trap and release air build up in the system.

Front

This component is called a: 3 port actuator valves, 2 port actuator valves, Automatic bi-pass valve, Solenoid valve

Back

3 port actuator valves

Front

What is this photo indicating?

Back

Poor circulation due to a build up of iron-oxides.

Front

Whats wrong in this photo?

Back

I would need to check the manufactures instructions to be able to answer this question.

Front

What is this pipework component called?

Back

Manifold

Front

Which radiator has the highest output?

Back

You can't tell by looking; you need to consult the manufacturer's technical data.

Front

What is the purpose of a Thermostatic valve on a radiator?

Back

To turn off the radiator when the air temperature in the room is at the required level according to the setting on the valve head.

Front

What type of boiler is this? Options: A system boiler, A hot water only boiler, Central heating only boiler, A combination boiler

Back

A combination boiler

Front

What is the name of this central heating system component?

Back

Feed and expansion cistern