Central Heating Systems Quiz

What is the minimum ErP efficiency percentage required for all boilers from 6 April 2018 according to the Boiler Plus regulations 2018?

• 85%

• 92%

• 95%

• 90%

As per the Boiler Plus regulations 2018, what must all installations have fitted?

• Time and cost controls

• Time and temperature controls

• Time and energy controls

• Time and efficiency controls

Which of the following is NOT one of the four additional requirements for combi boilers to comply with Boiler Plus regulations 2018?

• Load compensation

• Weather compensation

• Smart control

• Carbon monoxide detector

What does FGHR stand for in the context of Boiler Plus regulations 2018?

• Flue gas heat recovery

• Fuel gas heat retention

• Flue gas humidity reduction

• Fuel gas humidity recovery

What is the purpose of smart control in the Boiler Plus regulations 2018?

• To reduce the water usage in boilers

• To allow full automation and enhanced efficiency

• To control the gas emission levels

• To monitor the fuel consumption

What should the three-port valve in the Y-Plan system be connected to?

• The AB port, which is marked on the valve.

• Directly to the electric actuator.

• The nearest heat source.

• The bypass valve.

Where must the room thermostat be positioned in the heating circuit?

• In the warmest room of the house.

• Next to the boiler.

• Positioned in the coolest room (normally the hallway) away from heat sources and cold draughts.

• Outside the house for better temperature measurement.

What is required to control the hot water temperature in the hot water circuit?

• A bypass valve.

• A room thermostat.

• A cylinder thermostat placed one-third up from the base of the cylinder.

• Time control programming.

What is the purpose of a bypass in the central heating system?

• To control the temperature of the hot water.

• To provide individual use of hot water and heating circuits.

• To control the flow from the boiler.

• An automatic bypass valve is required.

Where should a frost/pipe thermostat be provided in the central heating system?

• In the hottest part of the system.

• Where parts of the system are in vulnerable positions.

• Next to the three-port valve.

• Inside the boiler.