Self-cleaning filter precautions
Self-cleaning filters can only be used at the rated voltage / frequency indicated on the nameplate.
The filters should be serviced at regular intervals. Before cleaning and maintenance, be sure to disconnect the self-cleaning filter.
Make sure the plug is not wet when it is cleaned or the connector must be dry before turning it on again.
Do not unplug the power cord with wet hands.
Self-cleaning filters are limited to indoor aquarium use.
If the filter is damaged, especially if the power cord is damaged can not be used.
Make sure that the self-cleaning filter is working at the correct water level and that the filter can not be used without water.
Do not disassemble or repair privately to avoid danger or cause damage to the body, maintenance by professionals