WorksheetsMTL2 Central Heating Learner Outcome 3
Total questions: 15
Worksheet time: 8mins
Which document gives legal requirements for energy efficiency in dwellings?
Water Supply Regulations
BS 7593
Building Regulations Approved Document L
Manufacturer catalogues
Why must manufacturer’s instructions always be followed?
They are optional guidance
They replace British Standards
They ensure safety, compliance and warranty validity
They reduce installation time
Which British Standard relates specifically to water-based heating system design?
BS EN 442
BS EN 12828
BS 7593
BS EN 806
Why must building fabric be prepared before installing heating systems?
To reduce pipe sizes
To allow safe and correct installation
To improve boiler efficiency
To avoid commissioning
Which activity is classed as building fabric preparation?
Filling the system
Balancing radiators
Drilling and notching structural elements correctly
Adding inhibitor
What must be considered before drilling walls or floors?
Radiator output
Pump speed
Structural integrity and services
Pipe colour
What should be used to protect floors during installation?
Cardboard only
Plastic bags
Dust sheets or floor coverings
Insulation
Why must customer property be protected?
To speed up work
To meet warranty rules
To prevent damage and contamination
To reduce costs
What should be done on completion of work?
Leave protection in place
Remove tools only
Remove protection and clean the area
Drain the system
Which material is commonly used for central heating pipework?
Lead
Galvanised steel
Copper
PVC
Why must pipework be stored carefully on site?
To reduce cost
To prevent damage and contamination
To meet Building Regs
To improve appearance
Which fitting type allows pipework to be dismantled easily?
Capillary
Soldered
Compression
Brazed
Which tool is used to cut copper pipe accurately?
Hacksaw only
Adjustable spanner
Pipe slice
Mole grips
What power tool is commonly used for fixing brackets?
Angle grinder
Heat gun
Drill/driver
Pipe bender
Why must correct tools be used?
To save time only
To meet assessment criteria
To ensure safety and quality of work
To avoid flushing
