9189 Phase 2 Central Heating PP9

What is the purpose of the Boiler Plus regulations?

• To increase heating costs

• To improve energy efficiency

• To reduce boiler size

• To eliminate heating systems.

Where must a frost/pipe thermostat be provided in the Y-Plan system?

• In vulnerable positions

• In the kitchen

• In the bathroom

• In the living room

What is the purpose of a boiler interlock in a CH system?

• To increase the temperature

• To prevent the boiler from firing up unnecessarily

• To decrease the pressure

• To enhance the flow of water

Which of the following is not a function of a boiler interlock system?

• Preventing unnecessary boiler operation

• Enhancing water flow

• Regulating room temperature

• Measuring air pressure

what is a recent advancement in room thermostats?

• Solar-powered thermostats

• Compensating room thermostats

• Water-cooled thermostats

• Wind-activated thermostats.

What does the boiler thermostat control?

• The temperature of the room

• The temperature of the primary water

• The temperature of the air

• The temperature of the floor.

At what temperature range should frost thermostats be set?

• 0°C to 2°C

• 3°C to 5°C

• 6°C to 8°C

• 9°C to 11°C

What do home automation apps now include to make systems more efficient?

• Weather compensation and optimum start control

• Manual switches

• Basic timers

• None of the above.

What does the weather compensation control approach use to measure outside air temperature?

• Thermistor-type sensor

• Barometer

• Hygrometer

• Anemometer

What is the potential energy saving related to in the graph?

• Earliest normal start

• Delayed start

• Constant temperature

• Rapid heating