2 Safety notes – Warnings and safety symbols used
2.3 Warnings and safety symbols used
10
Danger!
Danger of explosion
A concentration of carbon monoxide that is too high can result in
an explosion.
Observe the flue draught requirement of the chimney.
Caution!
Risk of injury from automatically driven components
Working on the flue gas fan can lead to hand injuries due to the
moving parts.
When working on the flue gas fan, disconnect it from the mains.
Danger!
Electric shock
Working on live components (such as the central module) can result
in an electric shock.
Work on the live components may only be carried out by a qualified
electrician. Make sure the system is disconnected from the mains
and prevented from being switched on again.
Warning!
The boiler is under pressure.
The following warnings and safety symbols are used in this
Operating manual :
Danger!
Dangerous electrical current or voltage
Work in areas marked with this symbol may only be performed by a
qualified electrician.
Warning!
Hazardous area
Working in areas marked with this symbol can lead to serious
injuries or to extensive material damage.