8
5584 109 - 10
Vitocrossal 200 CM2 186 to 311 Service
If you smell flue gas
■
Shut down the heating system.
■
Ventilate boiler room.
■
Close all doors in the living space
Working on the system
■
Where gas is used as the fuel, close the main gas
shut-off valve and safeguard it against unintentional
reopening
■
Isolate the system from the power supply (e.g. at the
separate fuse or a main switch) and check that it is
de-energized
■
Safeguard the system against reconnection.
General Information
Target group
These instructions are intended exclusively for qualified
contractors.
■
Work on gas installations must only be carried out
by a licensed professional heating contractor.
■
Work on electrical equipment must only be carried
out by a qualified electrician.
■
The system must be commissioned by the system
installer or a qualified person authorised by the installer.
■
This appliance has
not
been designed to be operated
by individuals other than those qualified and trained.
Regulations
Observe the following when working on this system:
■
Statutory regulations regarding the prevention of
accidents
■
Statutory regulations regarding environmental
protection
■
Codes of practice of the relevant trade associations.
Safety Instructions
If you smell gas
■
Do not smoke. Prevent naked flames and sparks. Do not
press any switches for lights or electrical appliances.
■
Close the gas shut-off valve.
■
Open windows and doors.
■
Remove all people from the danger zone.
■
Notify your gas or electricity supply utility from outside
the building.
■
Shut off the electricity supply to the building from a
safe place (outside the building).
WARNING
Escaping gas can lead to explosions which may result
in serious injury.
WARNING
Flue gas can lead to life threatening poisoning.
Note:
Electronic assemblies can be damaged by
electrostatic discharges. Before beginning work,
touch grounded objects, such as heating or water
pipes, to discharge static loads.
Repair work
Note:
Repairing components that fulfil a safety function
can compromise the safe operation of your system.
Replace faulty components only with original
Viessmann spare parts.
Auxiliary components, spare and wearing parts
Note:
Spare and wearing parts that have not been tested
together with the system can compromise its function.
Installing non-authorized components and making
non-approved modifications or conversions can
compromise safety and may invalidate our warranty.
For replacements, use only original spare parts
supplied or approved by Viessmann.