Kessel 85323/120A Bedienungsanleitung Seite 21

The rainwater storage tank must be sufficiently aerated and
Aerating and ventilating the rainwater storage tank.
ventilated to guarantee safe operation. One of the four pos-
sibilities a ... d (see illustration) must be realised. The pipe
(nominal width ≥ DN 100) should be kept short, always be
on the rise and sealed by an aeration and ventilation stack
which has vermin protection. Aeration and ventilation must
not be together with other installations
c
b
a
Rainwater storage tank
Rainwater filter
Floating removal
Rainwater pumping system
k + Direct ventilation of the rainwater storage tank
a
k Ventilation through the rainwater filter
c
k Ventilation through the empty conduit
d
PLEASE NOTE: If the rainwater pipes or rainwater storage
tank are not sufficiently ventilated, this will lead to an un-
wanted loss of efficiency of the rainwater filter.
4. Installation and assembly
d
4
2
1
3
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