[. . . ] HP721/HP961/HP1201 9 7 THANK YOU FOR BUYING A RYOBI CORDLESS DRILL-DRIVER. Your new cordless drill-driver has been engineered and manufactured to Ryobi's high standard for dependability, ease of operation, and operator safety. Properly cared for, it will give you years of rugged, trouble-free performance. CAUTION: Carefully read through this entire operator's manual before using your new cordless drill-driver. [. . . ] Failure to comply with these warnings could result in fire and/or serious injury. WARNING: Do not attempt to disassemble the battery pack. Fire or injury may result. WARNING: The operation of any power tool can result in foreign objects being thrown into your eyes, which can result in severe eye damage. Before beginning power tool operation, always wear safety goggles or safety glasses with side shields and a full face shield when needed. We recommend Wide Vision Safety Mask for use over eyeglasses or standard safety glasses with side shields. Page 6 37 OPERATION KNOW YOUR DRILL-DRIVER See Figure 1. Before attempting to use any tool, familiarize yourself with all operating features and safety requirements. TORQUE ADJUSTMENT RING LEVEL 9 7 WARNING: Do not allow familiarity with tools to make you careless. Remember that a careless fraction of a second is sufficient to inflict severe injury. 5 BIT STORAGE AREA DIRECTION OF ROTATION SELECTOR CHARGING YOUR DRILL-DRIVER The battery pack for this tool has been shipped in a low charge condition to prevent possible problems. Note: Batteries will not reach full charge the first time they are charged. Allow several cycles (drilling followed by recharging) for them to fully charge. Make sure power supply is normal house voltage, 120 volts, 60 Hz, AC only. The charge indicator light (LED) indicator, which is located on rear of battery pack, will light up when charger is properly connected to power supply. This red light indicates your drill is charging and will remain on until charger is disconnected from power supply. Make sure power supply is normal house voltage, 120 volts, 60 Hz, AC only. Press down on battery pack to be sure contacts on battery pack engage properly with contacts in charging assembly. After normal usage, 3 hours of charging time is required to be fully charged. A minimum charge time of 6 hours is required to recharge a completely discharged battery. The battery pack will become slightly warm to the touch while charging. It will work best at normal room temperature. 1 3 TO CHARGE MODEL NOS. HP961/HP1201 s s s s CHARGER PLUG INPUT JACK BATTERY PACK TO CHARGE MODEL NO. 2 s s s CHARGE INDICATOR LIGHT (LED) s TO CHARGE MODEL NOS. 3 OPERATION WARNING: If any parts are missing, do not operate tool until the missing parts are replaced. Your drill starts and stops by depressing and releasing the switch trigger. The switch delivers higher speed and torque with increased trigger pressure. [. . . ] See Figure 15. MALLET KEYLESS CHUCK CHUCK JAWS 9 7 HEX KEY WRENCH Fig. 13 TO RETIGHTEN A LOOSE CHUCK The chuck may become loose on spindle and develop a wobble. Also, the chuck screw may become loose causing the chuck jaws to bind and prevent them from closing. To tighten, follow these steps: s s Lock the switch trigger by placing the direction of rotation selector in center position. [. . . ]