Cleaning and maintenanace
8
Cleaning and maintenance
8.1
Cleaning the boiler
DANGER:
Life danger from electric shock!
Clean the device on the outside by a damp cloth.
You can perform electrical works only if you have
8.2
appropriate qualification.
Before opening the device: disconnect the
heating system from the power supply
by using the safety switch of the heating
system and disconnect it from the main
networkby using an appropriate fuse.
Secure the heating installation from
involuntary switching on.
Comply with the regulations for installation.
WARNING:
Material damages caused by
unprofessional maintenance!
Insufficient
or unprofessional maintenance of
Check the operating pressure, fill with
water and discharge air from the
installation
DANGER:
Danger to health due to mixing
drinking water!
Be sure to comply with national regulations and
norms for avoiding the mixing of drinking water
(eg. with water from heating installations).
comply with EN 1717.
Establish the operating pressure of at least 1
bar, depending on the height of the
installation.
the boiler can lead to damages or destruction
of the boiler, and thus to loss of warranty right.
Ensure regular, thorough and professional
maintenance of the heating installation.
Protect electrical parts and operating units from
water and moisture.
Use only original spare parts of the manufacturer or
spare parts that are approved by the manufacturer.
No
liability is assumed for damages arising from spare
parts which are not supplied by the manufacturer.
The inspection and maintenance record is
on page 30.
Perform all works according to the inspection and
maintenance record.
Deficiencies need to be repaired immediately.
The volume of newly filled water decreases in the first days after the filling due
to heating. This creates airbags that create interference in the
heating system.
Inspection of operating pressure
The operating pressure of the new heating installation should
be controlled on a daily basis in the beginning. If necessary,
add water to the heating system and discharge the air.
After that, check the operating pressure once a month. If
necessary, add water and discharge air from the heating
system.
Check the operating pressure. If the pressure of
installation drops below 1 bar, it is necessary to fill it with
water.
Add water.
Discharge air from the heating instalation.
Check again the operating pressure.
