Introductory information
2
For your safety
Please follow these safety instructions closely to avoid the risk of injury to persons and damage to property.
If you smell as
Don’t smoke! Don’t use naked
flames or cause sparks (e g by
switching lights or electrical
appliances on and off)
Open windows and doors
Close the gas shut-off valve
Inform your heating engineers/service
contractors from outside the building
Observe the safety regulations of
your gas supply company (see gas
meter) and those of your heating
engineers (see start-up or instruction
report)
In emer encies
Immediately switch off the power
supply, e g at the separate fuse or
power supply disconnect switch
(unless there is a smell of gas)
Close the shut-off valves in the oil
pipes or close the gas shut-off valve,
whichever applicable
Use suitable extinguishers in the
event of fire
Work on the equipment
Installation, initial start-up,
maintenance and repairs must be
carried out by a competent person
(heating engineer/service contractor)
Before work is undertaken on the
equipment/heating system, switch
off the power supply voltage (e g at
the separate fuse or power supply
electrical isolator switch) and take
steps to prevent it from being
switched on again
Gas-fired systems: Also close the
gas shut-off valve and make secure
to prevent unauthorized use
Installation of additional components
The installation of additional
components which have not been
tested together with the boiler can
adversely affect the function and
performance of the boiler
Our warranty does not cover and we
accept no liability for damage
attributable to the installation of such
components
Boiler room conditions
Do not use a room in which the
air is polluted by halogenated
hydrocarbons (e g as contained
in aerosols, paints, solvents and
cleaning agents)
Do not use a room subject to high
levels of dust
Do not use a room subject to
permanently high humidity
The room should be frost-protected
Max ambient temperature
35 °C / 95 °F
Provide good ventilation and do
not close or obstruct vents
(if installed)
This symbol indicates a
reference to other
instructions which must
be observed.
This header denotes
special instructions which
apply to the use of the
Vitotronic 100 in a
multi-boiler system.
Notes on applicability
The Vitotronic 100, GC1, can be used in
single-boiler systems,
multi-boiler systems in conjunction with Vitocontrol-S, VD2/CT3/CM2
or
multi-boiler systems with an external master control
Multi-boiler system with external master control
Please observe the instructions marked by this header in this
document as well the instructions for the external master control
Multi-boiler system in conjunction with Vitocontrol-S, VD2/CT3/CM2
For this system type you need only consult the operating
instructions for the Vitocontrol-S, VD2/CT3/CM2 These contain all the
operating steps for the Vitotronic 100, GC1, too
5351 339 v1 1
Multi-
boiler
system
Multi-
boiler
system
