Viessmann VITOTRONIC 100 Installation And Service Instructions Manual page 3

Safety instructions
If you smell flue gas
¨
Danger
Flue gas can lead to
life−threatening poisoning.
H Shut down the heating
system.
H Ventilate the boiler room.
H Close all doors leading to the
living space.
Working on the heating system
H Isolate the system from the mains
power supply and check that it is
no longer 'live', e.g. by removing a
separate fuse or by means of a
mains isolator.
H Safeguard the system against
unauthorised reconnection.
H When using gas as fuel, also close
the main gas shut−off valve and
safeguard against unauthorised
reopening.
(cont.)
Repair work
Ancillary components, spare and
wearing parts
Safety instructions
!
Please note
Repairing components which
fulfil a safety function can
compromise the safe operation
of your heating system.
Replace faulty components
only with original Viessmann
spare parts.
!
Please note
Spare and wearing parts which
have not been tested together
with the heating system can
compromise its function.
Installing non−authorised
components and
non−approved modifications/
conversions can compromise
safety and may infringe our
warranty conditions.
For replacements, use only
original spare parts from
Viessmann or those which are
approved by Viessmann.
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