6
Incorrect usage or operation of the appliance (e.g. the
appliance being opened by the system user) is prohibi-
ted and results in an exclusion of liability.
Incorrect usage also occurs if the components in the
system are modified from their intended use (e.g.
through direct DHW heating in the collector).
Adhere to statutory regulations, especially concerning
the hygiene of potable water.
Product information
Vitocell 100-W, types CUGB, CUGB-A
Enamelled DHW cylinder with internal indirect coil for
DHW heating in conjunction with wall mounted boilers
For cylinder capacity and weight, see page 17.
Suitable for systems conforming to DIN 1988,
EN 12828 and DIN 4753.
Inspection and maintenance
DIN 1988 requires a visual inspection and (if neces-
sary) cleaning no later than 2 years after the cylinder
has been commissioned, and thereafter according to
requirements.
Note
We additionally recommend checking the function of
the protective magnesium anode annually. This func-
tion check can be made without interrupting operation
by measuring the earth current with an anode tester
(see page 13).
System examples
Available system examples: See www.viessmann-
schemes.com.
Spare parts lists
Information about spare parts can be found at
www.viessmann.com/etapp or in the Viessmann
spare part app.
Information
Intended use (cont.)
6150584
Information
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