E
8. Maintenance/Checks
The power adapter is maintenance free.
Press "INTERVAL" or "START" or "TIME" to have
the LEDs indicate the current setting. If the LEDs
do not flash, have the power supply checked by
an expert.
To check proper functioning, the backwash can
be manually triggered as detailed in Chapter 6.
Repairs
The automatic backwash control
and the power adapter must not be
repaired.
Only original spare parts must be used.
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9. Disposal
All components of the automatic backwash
control can be disposed of according to local
regulations.