Instruction Manual SG2 BASE359. DEVICE MAINTENANCESG2 safety light curtains do not require special maintenance operations.To avoid the reduction of the operative distance, optics protective front surfaces shall be cleaned atregular intervals.To this end, use soft cotton cloths damped in water; do not apply too much pressure onto the surface soas not to make it dull.Please do not use on plastic surfaces or light curtain painted surfaces: alcohol or solvents wool or synthetic cloths paper or other abrasive materials9.1. Product disposalUnder current Italian and European laws, DATALOGIC AUTOMATION is not obliged to take care ofproduct disposal at the end of its life.DATALOGIC AUTOMATION recommends to dispose of the product in compliance with local laws orcontact authorised waste collection centres.