CONTENTSEnglish – 3Contents Note the following beforestarting:KEY TO SYMBOLSSymbols on the machine ...................................... 2Explanation of warning levels ............................... 2CONTENTSContents ............................................................... 3Note the following before starting: ........................ 3PRESENTATIONDear customer! ..................................................... 4Design and features ............................................. 4PP490 ................................................................... 4WHAT IS WHAT?What is what on the power pack? ......................... 5MACHINE´S SAFETY EQUIPMENTGeneral ................................................................. 6ASSEMBLING AND ADJUSTMENTSInstall the power unit ............................................ 7Connecting the units ............................................. 7Connect the cooling water .................................... 7Connect a power source ...................................... 8Battery .................................................................. 8Pair the remote control with the power unit .......... 9OPERATINGGeneral safety precautions ................................... 10Protective equipment ............................................ 11Power pack safety precautions ............................. 11Work safety ........................................................... 12MENU SYSTEMRemote control ..................................................... 13Remote control menu system ............................... 13Menu overview ..................................................... 13Menu system explanation ..................................... 14Basic working techniques ..................................... 15Transport and storage .......................................... 15STARTING AND STOPPINGBefore starting ...................................................... 16Starting ................................................................. 16Stopping ............................................................... 17MAINTENANCEGeneral ................................................................. 18Daily Maintenance ................................................ 18Service ................................................................. 18Trouble shooting ................................................... 19TECHNICAL DATAPP490 ................................................................... 22US WARRANTY STATEMENTWARRANTY POLICY ........................................... 23EQUIPMENT ........................................................ 23! WARNING! Cutting, especially when DRYcutting, generates dust that comes fromthe material being cut, which frequentlycontains silica. Silica is a basiccomponent of sand, quartz, brick clay,granite and numerous other mineralsand rocks. Exposure to excessiveamount of such dust can cause:Respiratory disease (affecting yourability to breath), including chronicbronchitis, silicosis and pulmonaryfibrosis from exposure to silica. Thesediseases may be fatal;Skin irritation and rash.Cancer according to NTP* and IARC* */National Toxicology Program,International Agency for Research onCancerTake precautionary steps:Avoid inhalation of and skin contact withdust, mist and fumes.Wear and ensure that all bystanders wearappropriate respiratory protection suchas dust masks designed to filter outmicroscopic particles. (See OSHA 29CFR Part 1910.1200)Wet cut when feasible, to minimize dust.