Graf one2clean Manual De Instalación página 20

19.
The cord must be secured to the pipe aerator (6
mm hole). The air hose (19 mm) must be con-
nected on the opposite side. Systems for more
than 7 inhabitants have two pipe aerators.
21.
In systems with two pipe aerators, use a Y-
piece to join the hoses of the two pipe aerators.
23.
Secure the sampling tank to the tank dome with
a Spax screw.
4. Assembling the set-up kit
6 mm hole
Position the pipe aerator(s) on the bottom of the
tank. It must be slid under the scum board 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 in-feed jack.
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