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WorksheetsLevel 3 phase 1 central heating questions
Total questions: 10
Worksheet time: 5mins
What heating system uses a difference in the density of water to circulate heat to a hot water cylinder?
Y plan
Gravity fed
S plan+
Hypocaust
The conservation of fuel and energy is covered by which approved document?
Building regulations part P
Building regulations part M
Building regulations part H
Building regulations part L
What is the main purpose of a central heating system?
To heat up the core of the building
To provide thermal comfort to a property
To supply heating to a single room
To provide heat to a number of properties
What is at the highest point of a vented heating system?
Expansion vessel
Feed and expansion cistern
Cold feed isolation valve
Automatic air vent
What is the primary function of the open vent on a central heating system?
To allow the system to pressurise
To allow the system to operate at atmospheric pressure
To provide sufficient oxygen to the heating system
To provide a means of ventilation when filling the system
1. What type of heating system incorporates a three-port valve that gives priority to the hot water system?
Y plan
S plan
S plan+
W plan
1. What three components are required when converting an open vented system with a sealed system?
Automatic air vent, low loss header, filling loop
Filling loop, expansion vessel, pressure gauge
Pressure relief valve, filling loop, expansion vessel
Expansion vessel, automatic air vent, pressure gauge
1. What is the name of the component below?
Mixer bar
Low loss header
Manifold
Filling loop
1. What type of heating system charges using low-cost off-peak tariffs?
District
Electric storage
Y plan
Warm air
What type of heating system can be split into zones that serve a cluster of houses and buildings?
District
Underfloor
Microbore
Thermosyphon
