Viessmann VITOCAL 151-A Installation And Service Instructions Manual page 12

Information
Disposal of packaging
Please dispose of packaging waste in line with statu-
tory regulations.
Symbols
Symbols in these instructions
Symbol Meaning
Reference to other document containing
further information
Step in a diagram:
1.
The numbers correspond to the order in
which the steps are carried out.
Warning of material losses and environ-
mental pollution
Live electrical area
Pay particular attention.
Component must audibly click into place.
■
or
Acoustic signal
■
Fit new component.
■
or
In conjunction with a tool: Clean the sur-
■
face.
Dispose of component correctly.
Dispose of component at a suitable collec-
tion point. Do not dispose of component in
domestic waste.
Intended use
The appliance is only intended to be installed and
operated in sealed unvented heating systems that
comply with EN 12828, with due attention paid to the
associated installation, service and operating instruc-
tions.
12
The steps in connection with commissioning, inspec-
tion and maintenance are found in the "Commission-
ing, inspection and maintenance" section and identified
as follows:
Symbol Meaning
Steps required during commissioning
Not required during commissioning
Steps required during inspection
Not required during inspection
Steps required during maintenance
Not required during maintenance
Symbols on the heat pump
Symbol Meaning
Warning of flammable materials
(ISO 7010 - W021)
Observe the operating manual
(ISO 7000 - 0790)
Observe the instructions for use/operating
instructions (ISO 7000 - 1641)
Service indicator:
Refer to the operating manual
(ISO 7000 - 1659)
Depending on the version, the appliance can only be
used for the following purposes:
Central heating
■
Central cooling
■
DHW heating
■
The range of functions can be extended with additional
components and accessories.