3accidentally occurs, flush with water. If liquidcontacts eyes, additionally seek medical help. Liquidejected from the battery may cause irritation or burns.SAVE THESEINSTRUCTIONS.This appliance is intended for commercial use.USB103-1ADDITIONAL SAFETY RULES1. Read this instruction manual and the chargerinstruction manual carefully before use.2. Do not pick up the following materials:− Hot materials such as lit cigarettes orspark/metal dust generated bygrinding/cutting metal− Flammable materials such as gasoline,thinner, benzine, kerosene or paint− Explosive materials like nitroglycerin− Ignitible materials such as Aluminum, zinc,magnesium, titanium, phosphorus or celluloid− Wet dirt, water, oil or the like− Hard pieces with sharp edges, such aswood chips, metals, stones, glasses, nails,pins or razors− Powder to clot such as cement or tonor− Conductive dust such as metal or carbon− Fine particle like concrete dustSuch action may cause fire, injury and/orproperty damage.3. Stop operation immediately if you noticeanything abnormal.4. If you drop or strike the cleaner, check itcarefully for cracks or damage before operation.5. Do not bring close to stoves or other heat sources.6. Do not block the intake hole or vent holes.7. When using the cleaner as a blower• always use protective goggles, a cap andmask while operating;• always be sure that the cleaner is switchedoff and the battery cartridge is removedbefore clearing a blockage;• always be sure of your footing on slopes;• walk, never run;• never point the nozzle at anyone in the vicinity;• Keep all nuts, bolts and screws tight to besure the cleaner is in safe working condition;• Store the cleaner only in a dry place;• The operator or user is responsible foraccidents or hazzards ocurring to otherpeople or their property.SAVE THESE INSTRUCTIONS.USD305-1SymbolsThe followings show the symbols used for tool.・ volts・ direct currentENC007-6IMPORTANT SAFETYINSTRUCTIONSFOR BATTERY CARTRIDGE1. Before using battery cartridge, read all instructionsand cautionary markings on (1) battery charger, (2)battery, and (3) product using battery.2. Do not disassemble battery cartridge.3. If operating time has become excessively shorter,stop operating immediately. It may result in a risk ofoverheating, possible burns and even an explosion.4. If electrolyte gets into your eyes, rinse them outwith clear water and seek medical attention rightaway. It may result in loss of your eyesight.5. Do not short the battery cartridge:(1) Do not touch the terminals with anyconductive material.(2) Avoid storing battery cartridge in acontainer with other metal objects such asnails, coins, etc.(3) Do not expose battery cartridge to wateror rain.A battery short can cause a large current flow,overheating, possible burns and even a breakdown.6. Do not store the tool and battery cartridge inlocations where the temperature may reach orexceed 50 ゚ C (122 ゚ F).7. Do not incinerate the battery cartridge even ifit is severely damaged or is completely wornout. The battery cartridge can explode in a fire.8. Be careful not to drop or strike battery.9. Do not use a damaged battery.SAVE THESE INSTRUCTIONS.Tips for maintaining maximum battery life1. Charge the battery cartridge beforecompletely discharged.Always stop tool operation and charge the batterycartridge when you notice less tool power.2. Never recharge a fully charged battery cartridge.Overcharging shortens the battery service life.3. Charge the battery cartridge with roomtemperature at 10 ゚ C - 40 ゚ C (50 ゚ F - 104 ゚ F). Let ahot battery cartridge cool down before charging it.