Final Installation Of The Tank Domes And Connections For Sludge Return; Final Installation Of The Tank Dome; Connections For Sludge Return - Graf Oneadvanced Commercial Notice D'installation

4 Final installation of the tank domes and connections for sludge return

4 Final installation of the tank domes and connections for sludge return
4.1

Final installation of the tank dome

For logistics reasons, the wastewater treatment
system is shipped with the preassembled tank
domes and telescopic dome shafts separate. Refer
to the tank's installation instructions!
4.2

Connections for sludge return

A sludge return is installed in each SBR reactor. This must be connected to the 6 o'clock (centre) hole of
the tank dome after it has been installed.
12
DN 110
770 [2'-6.2"]
870 [2'-10.3"]
The pipes connecting the sludge return are pro-
vided in the treatment tank. These pipes are se-
cured with a cable tie for transport purposes.
9
9
DN 110
After the tank dome has been installed, one end
of the connector is inserted through it, and the
other plugged into the sludge return lifter.
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12
3
6
6
DN 110
Connection
dome
3
DN 110
on tank
Connection for excess
sludge lifter