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5 Boiler Servicing
5.1 General
Work on electrical components is very dangerous. Avoid severe
personal injuries and death.
Only licensed electricians to perform electrical work!
The boiler is hot. Flue gas pipe and hot parts can cause serious burns!
Wait for the boiler to cool down before starting any maintenance
work.
Protective gloves should generally be worn when working
on the boiler.
Only operate the boiler using the handles provided for
this purpose.
Before starting any maintenance work:
Press and hold the key for 5 seconds
Boiler follows shutdown procedure and changes to
the operating status “Burner off”
Allow the boiler to calm down for at least 1 hour
After maintenance has been carried out switch the boiler
on in the desired mode.
In service mode the boiler does not start
automatically.
Incorrect or insufficient cleaning and maintenance of the boiler can
cause serious faults in combustion (e.g. spontaneous combustion of
carbonisation gases / flash fires). The instructions and information
provided in this manual shall be observed.
Follow instructions for cleaning and maintenance within this
chapter. Any further work shall be carried out by authorized
heating engineers.