GMJ 6189 CH

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

• Building Regulations Part L

• CORGI 5th edition

• British Standard 6700

• Water Regulations Guide

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

• Positive start

• Delayed start

• Relay start

• Manual start

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

• 25 degrees

• 40 degrees

• 55 degrees

• 70 degrees

Which one of the following would have the least carbon emission impact on the environment?

• Biomass community heating

• LPG boiler with UFH

• Gas community heating

• Oil boiler with UFH

Which standard covers the design for water based heating systems?

• BS 6400

• BS 7671

• BS EN 12121

• BS EN 12828

In a sealed central heating, the total system water content is important in determining the

• Size of the expansion vessel

• Location to install the circulator

• Thickness of insulation in lofts

• Best location for the room thermostat

Which radiator in a central heating circuit will be used to make the index circuit for balancing?

• The largest radiator in the system

• The radiator furthest away from the boiler

• The smallest radiator in the system

• The radiator nearest the boiler

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

• Asymmetrical pattern

• Spider pattern

• Serpentine pattern

• Symmetrical pattern

With a mixed heat emitter and UFH system, the UFH 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

When connecting to a panel radiator, which one should be fitted in order to balance the system?

• TRV

• Full way gate valve

• Lockshield radiator valve

• Spherical plug valve