9A7 Cooler©Kemppi Oy 2016 1636OPERATING MANUAL4. MAINTENANCEWatch out for mains voltage when handling electriccables!In planning product maintenance machine utilizationdegree and circumstances should be considered.Careful use and preventive maintenance help to avoidunnecessary production disturbances and breaks.4.1 Daily maintenanceThe following maintenance opeations should be carriedout daily:• Check water level and input flow, add liquid ifneeded.• Check cables and connections. Tighten, ifnecessary and replace defect parts.• Check that there are no leakages in the coolingwater hoses.4.2 Monthly maintenanceCheck and clean the filter unit on the front panel once amonth:1. Unscrew the cup from the filter and remove thefilter from the pivot.2. Clean the filter net using water and compressedair.3. Replace the filter net and the cup.4.3 Every sixth monthsThe following maintenance opeations should be carriedout at least every sixth months:• Clean off dust and dirt. Change the coolingliquid and wash up the pipes and water reservoirwith pure water.• Check seals, cables and connections. Tighten, ifnecessary and replace defect parts.