METHOD AND SYSTEM FOR AUTOMATIC PREVENTIVE MAINTENANCE OF A NON-CONTACT PRINTING UNIT

摘要

The invention relates to a method for automatic preventive maintenance of a non-contact printing unit (6) in a production line (1) for absorbent articles such as diapers, sanitary napkins, panty liners, incontinence pads or similar. The production line (1) comprises a plurality of production units (10) including the non-contact printing unit (6). The method comprises: - initiating automatic preventive cleaning of the non-contact printing unit (6) upon production stop in the production line (1) not caused by the non-contact printing unit (6). The invention further relates to a system arranged for initiating automatic preventive cleaning of a non-contact printing unit (6) in a production line (1) for absorbent articles.