Hach-Lange SI794 I User Manual - Manual (Page 2)

Return of products under warranty
Please contact our Service Team before returning a defective device.
Ship the cleaned device to the address you have been given. If the device
has been in contact with process fluids, it must be decontaminated/
disinfected before shipment. In that case, please attach a corresponding
certificate, for the health and safety of our service personnel.
Disposal
Please observe the applicable local or national regulations concerning
the disposal of “waste electrical and electronic equipment”.