GMJ 61889 CH test B needs review of answers

Which one of the following types of heating system uses the components shown in the image below?

• a) S plan

• b) Y plan

• c) W plan

• d) C plan

What legislation describes the requirement to have separately zoned space heating areas in dwellings?

• a) Building regulations part L

• b) CORGI 5th edition

• c) British standard 6700

• d) Water regulations guide

A controller program that measures whether a room is warm before start up is a

• a) Positive start

• b) Delayed start

• c) Relay start

• d) Manual start

Which one of the following uses a slinky to obtain its heat energy?

• a) Air source heat pump

• b) Solar thermal system

• c) Wind turbine generator

• d) Ground source heat pump

Which one of the following is most likely to ensure an even average temperature on the floor surface in an under floor heating system incorporating long pipework runs?

• a) Asymmetrical pattern

• b) Spider pattern

• c) Serpentine pattern

• d) Symmetrical pattern

With a mixed heat emitter and underfloor heating system, the underfloor heating temperature operates

• Hotter than the heat emitters

• In conjunction with the boiler interlock setting

• Lower than the heat emitters

• Independently of the boiler interlock setting

In a property with suspended timber floors, the recommended operating temperature of a mixing valve in an underfloor heating system is approximately

• 25 degrees

• 40 degrees

• 55 degrees

• 70 degrees

The main purpose of a low loss header in a multiple boiler system is to

• Decrease water velocity

• Maintain water velocity

• Increase water pressure

• Maintain water temperature

Which one of the following types of heating system is identified in the wiring diagram shown?

• S- plan fully pumped

• Y- plan fully pumped

• 2 pipe gravity heating

• Pumped heating only

Which one of the following building regulations documents give guidance on the type of central heating systems to be installed in existing domestic dwellings?

• Part P

• Part L2A

• Part L1B

• Part L2B