WorksheetsSystem Components quiz
Total questions: 26
Worksheet time: 14mins
What is the Image shown
Still
Air Separator
Bypass valve
Slimline Boiler
Where is the neutral point
At the edge of the Klingon empire
Where the open vent connects to the circuit
Where the primary flow becomes the return
Where the cold feed connects to the circuit
What is the image shown used for?
Clearing the pump
Venting the boiler interlock
Charging the radiators
Bleeding the radiators
What is this component?
Blank cap
Bleed valve
Automatic air vent
Expansion vessel
What is the purpose of this component in a central heating system
Fills hot water cylinder
Controls water level in cold water storage cistern
Fills combination boiler
Controls water level in feed and expansion cistern
Name this component
Room thermostat
Programmer
Cylinder thermostat
Remote sensor
Identify this component
Pressure relief valve
Radiator valve
Lockshield valve
Automatic air vent
What is this component?
Feed and expansion cistern
Cold water storage cistern
What is the normal capacity of this component?
4 Litres
10 Litres
18 Litres
24 Litres
Which system of control would this item be used with?
C plan
C plan +
S paln
Y plan
What is this component used for?
Filling a low pressure heating system
Filling a high pressure heating system
What would this component be connected to?
Radiator
Hot water cylinder
Expansion vessel
Central heating pump
Identify the lockshield radiator valve
Identify the thermostatic radiator valve
What is the purpose of locking out in a boiler?
To increase the efficiency of the boiler
To regulate the air pressure in the system
To protect the boiler from overheating
To control the flow and return temperature
Which type of system uses one zone valve to control the hot water and a second zone valve to control the heating circuit?
Fully pumped two two-port valves – S plan system
Fully pumped mid-position valve – Y plan system
Pumped central heating only
Two-pipe semi-gravity with heat sink
Name the component
programmer
cylinder thermostat
boiler thermostat
room thermostat
A property above how many m2 should have more than 1 zone?
100 m2
150 m2
200 m2
250 m2
Match the following
A
System under negative pressure
B
System under positive pressure
C
Correct arrangement
What does a Magnaclean do
Removes limescale in a boiler
Remove iron oxides
Collects iron oxide
Reduces magnetic fields in a system
What one of these components is NOT installed on a sealed heating system
What is the cause of corrosion within a central heating system?
Aeration
Overheating
Low system pressure
Excessive water flow
Which one of the following would be included in a sealed central heating system?
Expansion Vessel
F& E System
Pressure reducing valve
Cold Water Storage Cistern
Identify what type of system is shown here.
C plan plus
Semi gravity system
Unvented system
Full gravity pumped system
On a three port mid-position valve, what does port 'A' supply?
The boiler
Central heating circuit
F&E cistern
Hot water circuit
The symbol shown here can be identified as?
Single check valve
Double check valve
Service valve
Circulator
