Viessmann Vitodens 100 Series Installation And Service Instructions Manual page 21

Mounting the boiler and making connections
Connecting the safety valve and condensate drain
A
Filling the trap with water
Installation sequence
(cont.)
Connect condensate pipe A to the
public sewage system with a constant
fall and a pipe vent.
Treating and draining off condensate:
■ A neutralising system is available as
an accessory on request.
■ Do not drain condensate that has not
been neutralised through pipes made
from steel or other metallic materials.
■ Do not close off the condensate pipe
or change its position.
■ Observe local rules and waste water
regulations for draining off conden-
sate.
Note
Fill the trap with water before commis-
sioning.
Pour at least 0.3 l of water into the flue
gas connection.
!
Please note
During commissioning, flue gas
may escape from the conden-
sate drain.
Always fill the trap with water
before commissioning.
21