Boiler maintenance
General information on maintenance
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B 067 03 11_en v
4
4 Boiler maintenance
4.1 General information on maintenance
DANGER
Working on electrical components
Risk of serious injuries from electric shocks
Work on electrical components should only be carried out by
authorised technicians
WARNING
Servicing when the boiler is switched on or hot:
Serious injuries from automatic startup of the boiler and serious
burns on hot parts and on the flue gas pipe are possible!
Only carry out work on the boiler when the main switch is
turned off
Always wear protective gloves when working on the boiler.
Only operate the boiler using the handles provided for this
purpose
Before maintenance work:
Switch off the boiler using the standby key ( ) and allow it
to cool down
When the boiler has cooled down, switch it off with the main
switch and secure so that it cannot be switched on again
WARNING
Non-permitted cleaning and maintenance!
Incorrect or insufficient cleaning and maintenance of the boiler can
cause serious faults in combustion (e.g. spontaneous combustion of
carbonisation gases / flash fires) and this can lead to serious
accidents and damage!
Only clean the boiler when it is in “Boiler Off” operating status
and in accordance with the instructions. Follow the boiler
operating instructions.
NOTICE
We recommend that you keep a maintenance book in accordance with
ÖNORM M7510 of the Technical Directive for Fire Prevention (TRVB)
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