Condensate Connection; Filling The Trap With Water - Viessmann B1HF Installation And Service Instructions Manual

Installation sequence

Condensate connection

Fig. 10

Filling the trap with water

Fig. 11
Note
If there is a risk of frost, only fill the trap just before
commissioning.
20
1. Push the supplied drain hose on to the drain con-
nector.
2. Connect the condensate hose, with a constant fall
and a pipe vent, to the drain network or to a neu-
tralising system.
Note
Route the onward drain line inside the building as
far as possible.
If the onward drain line is routed outside the build-
ing:
Use a min. Ø 30 mm line.
■
■ Protect the line from frost.
■ Keep the line as short as possible.
!
Please note
The drain hose is used to route away any
hot water discharged from the safety valve.
Lay and secure the drain hose in a way that
prevents any risk of scalding.
Note
Observe local waste water regulations.
Pour at least 0.3 l of water into the flue gas connection.
!
Please note
During commissioning, flue gas may escape
from the condensate drain.
Always fill the trap with water before commis-
sioning.