5warm up for a while by operating it underno load. This will loosen up the lubrica-tion. Without proper warm-up, hammeringoperation is difficult.7. Always be sure you have a firm footing.Be sure no one is below when using thetool in high locations.8. Hold the tool firmly with both hands.9. Keep hands away from moving parts.10. Do not leave the tool running. Operate thetool only when hand-held.11. Do not point the tool at any one in the areawhen operating. The bit could fly out andinjure someone seriously.12. Do not touch the bit or parts close to thebit immediately after operation; they maybe extremely hot and could burn yourskin.13. Some material contains chemicals whichmay be toxic. Take caution to prevent dustinhalation and skin contact. Follow mate-rial supplier safety data.SAVE THESE INSTRUCTIONSWARNING:MISUSE or failure to follow the safety rules stated in thisinstruction manual may cause serious personal injury.SYMBOLS USD202-2The followings show the symbols used for tool.V ....................... voltsA ....................... amperesHz ..................... hertz................ alternating current....................no load speed....................Class II Construction.../min................revolutions or reciprocation perminute................number of blown˚