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Viessmann OpenTherm Installation And Service Instructions For Contractors

Viessmann OpenTherm
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3
Safety instructions for working on the system
Working on the system
Where gas is used as the fuel, close
the main gas shut-off valve and safe-
guard it against unintentional reopen-
ing.
Isolate the system from the power
supply, e.g. by removing the separate
fuse or by means of a mains isolator,
and check that it is no longer live.
Safeguard the system against recon-
nection.
Wear suitable personal protective
equipment when carrying out any
work.
Danger
Hot surfaces and fluids can lead
to burns or scalding.
Before maintenance and serv-
ice work, switch OFF the
appliance and let it cool down.
Never touch hot surfaces on
the boiler, burner, flue system
or pipework.
!
Please note
Electronic assemblies can be
damaged by electrostatic dis-
charge.
Prior to commencing work,
touch earthed objects such as
heating or water pipes to dis-
charge static loads.
Repair work
!
Please note
Repairing components that fulfil
a safety function can compro-
mise the safe operation of the
system.
Replace faulty components only
with genuine Viessmann spare
parts.
Auxiliary components, spare and
wearing parts
!
Please note
Spare and wearing parts that
have not been tested together
with the system can compro-
mise its function. Installing non-
authorised components and
making non-approved modifica-
tions or conversions can com-
promise safety and may invalid-
ate our warranty.
For replacements, use only orig-
inal spare parts supplied or
approved by Viessmann.
Safety instructions
Safety instructions
(cont.)
5837721

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Viessmann OpenTherm Specifications

General IconGeneral
BrandViessmann
ModelOpenTherm
CategoryTemperature Controller
LanguageEnglish

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