Connecting The Equipotential Bonding; Commissioning - Viessmann Vitocell 300-B Installation Instructions Manual

Connections on the DHW side
Never seal off the safety valve discharge pipe. Ensure
that any expelled water is safely and visibly drained
into a drainage system. Position a sign close to the
safety valve discharge pipe, or ideally on the safety
valve itself, with the following inscription: "For safety
reasons, water may be discharged from the discharge
pipe during heating. Never seal."

Connecting the equipotential bonding

Connect the equipotential bonding in accordance with
the requirements stipulated by your local power supply
utility and VDE regulations.

Commissioning

Service instructions
20
(cont.)
Install the safety valve above the top edge of the DHW
cylinder.
: Connect the equipotential bonding in accordance
c
with the technical requirements stipulated by your local
power supply utility and SEV regulations.