4
6167196 GB
Caution
Repairing components that fulfil a
safety function can compromise the
safe operation of the appliance.
Replace faulty components only
with genuine Viessmann spare
parts.
Repair work
Auxiliary components, spare parts
and wearing parts
Caution
Spare parts and wearing parts that
have not been tested together with
the appliance can compromise its
function.
Installing non-authorised
components and making
non-approved modifications or
conversions can compromise safety
and may invalidate our warranty.
■
For replacements, only use
original Viessmann parts or spare
parts approved by Viessmann.
■
For appliances with a power
cable, use only original
Viessmann spare parts.
For your safety (cont.)
Safety instructions
Danger
If there are leaks in the appliance,
there is a risk of electric shock.
■
Isolate the appliance from the
power supply e.g. At the
separate fuse or by means
of a mains isolator.
■
Close the cold water supply
shut-off valve.
Safety instructions for operating the device
If water escapes from theappliance
Danger
If water escapes from the
appliance, there is a risk of
scalding.
Never touch hot water.
■
Only operate the appliance after it has
been properly installed on the wall.
■
For showers, the DHW temp. must
not exceed 55 °C (EN 60335-2-35).
If necessary, install safety equipment
to prevent scalding.
■
Comply with the permissible operating
data, as specified on the type plate.
Operation of the appliance