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17.If the replacement of the UV-C emitter by the user is not allowed,this must be clearly stated.
18.WARNING: When positioning the appliance, ensure the supply cord is not trapped or
damaged.
19.WARNING: Do not locate multiple portable socket-outlets or portable power supplies at the
rear of the appliance.
20.To ensure the product using well, please make sure the product installation, testing and filter
exchange are made by aftersales service person.
(2) Supplied items