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IMpORTanT nOTICES
1.
Important notices
1.1
General safety instructions
The system may only be placed in operation
if all the relevant standards and safety reg u la
tions have been complied with.
At least the following conditions must be satisfied for a
trial operation:
Safety valve installed (system sealed)
Control in operation (connected to the power supply)
Sensor for the safety temperature limiter mounted in
the immersion sleeve
System filled with water
Expansion tank connected
Flue gas outlet with flue gas line connected to flue gas
system.
An adequate supply of fresh air must be guaranteed.
Burner preset
Safety equipment of the system is compliant with
EN 12828 (
≦
110 °C STB) or EN 129536 (> 111 °C to
≦
120 °C STB).
All piping on the boiler must be deenergised. Any voltage
present due to length extensions must be absorbed
through appropriate piping measures (expansion
bends, compensators, spring supports, etc.) and must
not affect the boiler resistance connection piece.
WARNING
The heat generator can only be deenergised
by disconnection from the mains (e.g. all
pole switch).
WARNING
All electrical power supply circuits must be
switched off before accessing the terminals.
1.2
Explanation of the symbols
1.2.1 Warnings
!
DANGER
... indicates a situation of immediate danger
which will lead to serious or fatal injuries if
not avoided.
!
WARNING
... indicates a situation of possible danger
which can lead to serious or fatal injuries if
not avoided.
!
CAUTION
... indicates a situation of possible danger
which can lead to minor or slight injuries if
not avoided.
NOTICE
... indicates a situation of possible danger
which can lead to damage to property if not
avoided.
1.2.2 Warning symbols
The following warning signs are combined for the warning
notes with signal words CAUTION, WARNING and
DANGER.
!
General warning symbols
Warning of electrical voltage
1.2.3 Information
Information:
Provides important information.
§
Provides important information.
Refers to stan dards and directives.
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