Graf one2clean Einbauanleitung Seite 23

19.
The cord must be secured to the membrane tube
aerator(s) (6 mm hole). The air hose (19 mm)
must be connected on the opposite side. Sys-
tems for more than 7 inhabitants have two mem-
brane tube aerators.
21.
In systems with two membrane tube aerators,
use a Y-piece to join the hoses of both.
23.
Secure the sampler to the tank dome with a Spax
screw.
4. Installation of the set-up kit
6 mm hole
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Position the membrane tube aerator(s) on the bottom
of the tank. It must be slid under the baffle such that
even the first chamber is ventilated. To attach the
cord, a hook is fitted inside the tank dome. The hole
for the hook should be pre-drilled with a 4mm bit.
Assemble the tank dome according to the installation
instructions (seal!).
Connect the air hose (13 mm) to the airlift pump.
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