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13 Maintenance, repair, disposal
13.1 Maintenance
The device is maintenance-free�
13.2 Cleaning the housing surface
► Disconnect the device�
► Clean the device from dirt using a soft, chemically untreated and dry cloth�
Micro-fibre cloths without chemical additives are recommended�
13.3 Repair
The device must only be repaired by the manufacturer�
► Observe the safety instructions�
13.4 Disposal
► Dispose of the device in accordance with the national environmental
regulations�