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4
Operation
4.1
How backwashing works
Backwashing is triggered in the follow-
ing manner:
automatically, when the power supply
•
unit is plugged in.
automatically, after expiry of the set
•
backwash interval.
manually, by briefly interrupting the
•
mains supply (pull out the power sup-
ply unit from the socket and plug it back
in).
The backwash process takes about 40 sec-
onds. Then the backwash valve closes
again and the backwash process is com-
pleted.
If the power fails during a backwash,
INFO_NO_HEADER
it is completed with the help of the
inserted battery.
For further information on backwash-
ing, refer to the installation and oper-
ating instructions of the backwash fil-
ter.
4.2
Indicator lights
1
2
Fig. 2:
Indicator lights
1
Operation (green indicator light)
The device is now ready for operation.
Fault (red indicator light)
2
A fault exists (see chapter Fault in the
Installation and operating instructions
of the device).
1703370 • 2021/11
Operation
4.3
A cleaning interval of 1 month is set
exworks.
Selectable time intervals:
2
1
1
1
1.
2.
3.
4.
JUDO Automatic upgrade unit
Setting the backwashing
interval
months
month
week
day
Risk of electric shock!
ELECTRO_NO_HEADER
Disconnect the power supply unit
from the socket.
Pull the power supply unit out of the
socket.
Remove the cover of the automatics
unit by pressing and pulling on the side.
Select the desired time interval for the
time-controlled automatic backwash-
ing process on the control electronics
of the automatic system. To do this,
attach the cable lug of the short cable
strand to the pin with the inscription
corresponding to the desired time inter-
val (see Figure 3).
Fig. 3:
Time control
A
2 months
B
1 month
C
1 week
D
1 day
Refit the cover of the automatic unit
until it audibly engages.
A
B
C
D
7
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