16
commissioning procedures
1.
Check that surface water does not flow into the
H
2
grO
. Visually check the
H
2
grO
is
surrounded by a graded concrete path/paving or alternatively, that the top of the unit is 75mm
above ground.
2.
Make a water seal in the 100mm DWV trap to prevent release of odours from the sewer drain.
If necessary, fill the trap with water from a tap.
3.
Confirm that the greywater discharges onto the filter screen. Observe the flow of greywater
passing through the filter screen.
4.
Check the electrician has completed and checked the wiring.
5.
Check garden outlet plumbing is connected. If installing the irrigation system at a later date
fit a hose to each outlet and direct the
flow back into the
H
2
grO
.
6.
Activate the electrical mains supply to
the
H
2
grO
.
automatic
h
2
grO
(only)
The Controller will scroll through a
start-up procedure moving the valve
through all of its possible positions
and ultimately re-directing the greywater to waste.
The screen will display ‘USER TO WASTE
’
(Figure 1).
If there are any problems have your licensed electrical contractor
check the connections.
7.
Check the operation of the pump. Fill the pumpwell with water
from a tap to check the cycling of the pump. If pump fails to
operate, have your licensed electrical contractor check the power
connections.
8.
Check the operation of the diverter valve.
Manual
h
2
grO
Operate the pump (refer to Item 7) with the diverter valve in the
Sewer and Garden position to check the function.
automatic
h
2
grO
(see the Operating Procedures section on page 20
for full instructions).
On initial start-up the valve will be directed to waste and the
Controller screen will display ‘USER TO WASTE’ (Figure 1).
Operate the pump (refer to Item 7) to check that greywater is
being directed into the sewer outlet.
To check the valve diverts to the other outlets, press the ‘OK’
button, then press the ‘MENU’ button. The Controller screen
should now appear as in figure 2.
N.B. The four garden outlets are numbered with a label on the valve (refer to Figure 3).
Only redirect the valve to outlets which have been connected to the garden.
Figure 1
Figure 2
Figure 3
