Graf oneAdvanced Manual De Instalación página 13

2 Final assembly and installation of oneAdvanced 3–9 PE
19.
The cord must be attached to the pipe aerator
(6 mm hole). The air hose (19mm) is connected
on the opposite side. Systems larger than 7 PE
are fitted with two pipe aerators.
21.
In systems with two pipe aerators, the hoses
from the two pipe aerators are joined with a Y-
piece.
23.
Secure sampling tank to tank dome with Spax
screw.
6 mm hole
The pipe aerator(s) are positioned on the tank base.
This must be pushed under the scum guard until the
first chamber is also aerated. To attach the cord, a
hook is fitted inside the tank dome. The hole for the
hook should be pre-drilled with a 4 mm bit.
The tank dome is fitted as described in the installa-
tion instructions (seal!).
Connect air hose (13mm) to feed lifter.
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22.
24.