- EN -
Maintenance and cleaning
Attention! Dangerous electrical voltage.
Possible consequences: Death or severe injury.
Protective measures:
Electrical units and installations with a rated voltage of U > 12 V AC or U >30 V DC located in the water:
Isolate the units and installations (switch off and disconnect from the power supply) before reaching into
the water.
Isolate the unit before starting any work.
Secure the unit to prevent unintentional switching on.
Attention! Breakable glass.
Possible consequences: Injury to your hands caused by cuts.
Protective measures: Handle the quartz glass and UVC lamp with care.
Regular tasks
Check at regular intervals that the unit is functioning perfectly. Determine suitable intervals depending on the unit ope-
rating time and soiling of the water. The higher the demands on cleaning, the more often you must check the unit.
Check the following:
Unit status on the control system ( Control system overview)
Function of the cleaning rotor. A visual inspection is possible when the unit head is removed. ( Removing the unit
head)
– Use a torch to improve visibility.
Dismantling the unit head
Attention! Lamp is hot.
Possible consequences: Risk of burns on touching the lamp.
Protective measures: Switch off and disconnect the unit. Wait several minutes until the lamp has cooled
down before dismantling.
How to proceed:
J
1. Unscrew the locking screw until it is pushed out by a spring.
– The locking screw cannot be completely unscrewed.
2. Undo the engagement hook.
3. Carefully pull the unit head out of the casing.
Note!
For safety reasons the UVC lamp can only be switched on when the unit head has been correctly fitted into
the casing.
Fitting the unit head
How to proceed:
K
1. Carefully push the unit head into the casing.
2. Lock the unit head in place with the engagement hook.
3. Screw in the locking screw and hand tighten.
– The unit is only protected from the ingress of moisture if the locking screw is tightened.
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