Makita 903D Instruction Manual

ADDITIONAL SAFETY RULESFOR CHARGER & BATTERY CARTRIDGE1. Do not charge Battery Cartridge when temperature is BELOW 10°C (SOOF)or ABOVE 4OoC (104OF).2. Do not attempt t o use a step-up transformer, an engine generator or DC power3. Do not allow anything t o cover or clog the charger vents.4. Do not short the battery cartridge:receptacle.(1) Do not touch the terminals with any conductive material.(2) Avoid storing battery cartridge in a container with other metal objects such(3)Do not expose battery cartridge t o water or rain.A battery short can cause a large current flow, overheating, possible burnsand even a breakdown.5. Do not store the tool and Battery Cartridge in locations where the tempera-ture may reach or exceed 5OoC (122OF).6. Do not incinerate the Battery Cartridge even if it is severely damaged or iscompletely worn out. The battery cartridge can explode in a fire.as nails, coins, etc.ADDITIONAL SAFETY RULES1. Be aware that this tool is always in an operating condition, because it does2. Use only wheel points having a maximum operating speed at least as high3. Check the wheel point carefully for cracks or damage before operation.4. Hold the tool firmly.5. Keep hands away from rotating parts.6. Before using the tool on an actual workpiece, let it run for more than oneminute. (When mounting a new wheel point, let it run for more than threeminutes.) Watch for vibration or wobbling that could indicate poor installa-tion or a poorly balanced wheel point.7. Watch out for flying sparks. Hold the tool so that sparks fly away from youand other persons or flammable materials.8. Do not leave the tool running. Operate the tool only when hand-held.9. Always be sure you have a firm footing. Be sure no one is below when usingnot have t o be plugged into an electrical outlet.as "No Load RPM" marked on the tool's nameplate.Replace cracked or damaged wheel point immediately.the tool in high locations.IO. Do not use water or grinding lubricant.11. Do not use this tool as cutter.12. Do not touch the workpiece immediately after operation; it may be extremelyhot and could burn your skin.5SAVE THESE INSTRUCTIONS.