Central heating power point 3 2025
Authored by Gary Jones
Professional Development
Professional Development
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37 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which boiler type is known for combining heating and hot water in one unit?
Combination boiler
Electric boiler
Back boiler
Condensing boiler
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of the locking out system in a boiler?
It increases the water temperature.
It shuts the boiler down if the flow is above 85ºC.
It reduces the noise of the system.
It enhances the efficiency of the boiler.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a major cause of corrosion in a central heating system?
Lack of water.
Excessive heat.
Aeration.
Poor insulation.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does rust produce in a central heating system?
Calcium deposits.
Magnatite, which is black sludge.
Lime scale.
Copper oxide.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What extreme effect can aeration have on a central heating system?
It can freeze the pipes.
It can burn the circulator out.
It can cause electrical failures.
It can increase water pressure.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which part of the Building Regulations covers heat producing appliances like boilers?
Part A
Part J
Part C
Part D
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the legal requirement for an engineer installing any type or style of boiler?
Certified Technician
Licensed Contractor
Competent Person
Qualified Installer
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