ADT Model 927 Water Recycling System
P/N 90927-SPPM-000-00
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4.2
Filling the Bottom Water Tank
Open the valve for the Water Fill. The bottom tank starts filling, until the
water level reaches the second level-sensor.
4.3
Bleeding Air from Pumps
The pumps have trapped air which needs to be removed from the pump.
This is done by operating the system and opening the bleed screw until
the air is removed.
Caution:
The
bleeding air from pumps procedure may cause some water spillage.
Place cloths or other absorbent material under the pump to absorb the water.
To bleed air from the pumps:
Power on the System.
Open the bleed screw of pump P1, just until water start coming out.
Figure 4-1. Pump air bleed screw
Close and tighten the screw.
Repeat the air bleeding procedure for supply pump P3.
4.4
Checking for Water Leaks
Press the
Run
button, and visually inspect to ensure there are no water
leaks. Carefully inspect all pipe connections and valves.
4.5
Operating parameters
After preventing maintenance procedure is finished and machine is setup
and running, make sure that the following parameters values are in the
correct range:
Filtration flow rate = 25 LPM (Liter per minute)
Filtration pressure = 0.8
1.3 Bar
Supply flow rate = 5
20 LPM
Backwash flow rate = 25 (or above) LPM
Bleed screw
