User manual RYOBI D551H

[. . . ] HAMMER DRILL VARIABLE SPEED DOUBLE INSULATED D551H Your hammer drill has been engineered and manufactured to Ryobi's high standard for dependability, ease of operation, and operator safety. When properly cared for, it will give you years of rugged, trouble-free performance. WARNING: To reduce the risk of injury, the user must read and understand the operator's manual before using this product. Thank you for buying a Ryobi product. SAVE THIS MANUAL FOR FUTURE REFERENCE TABLE OF CONTENTS n Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 n General Safety Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] For service, we suggest you return the tool to your nearest authorized service center for repair. Always use original factory replacement parts when servicing. 0-2. 0 2. 1-3. 4 3. 5-5. 0 5. 1-7. 0 7. 1-12. 0 12. 1-16. 0 Cord Length 25´ 50´ 100´ 16 16 16 16 16 16 Wire Size (A. W. G. ) 16 16 14 16 14 12 14 14 10 14 12 -- ELECTRICAL CONNECTION This tool has a precision-built electric motor. It should be connected to a power supply that is 120 volts, 60 Hz, AC only (normal household current). Do not operate this tool on direct current (DC). A substantial voltage drop will cause a loss of power and the motor will overheat. If your tool does not operate when plugged into an outlet, double-check the power supply. **Used on 12 gauge - 20 amp circuit. NOTE: AWG = American Wire Gauge WARNING: Keep the extension cord clear of the working area. Position the cord so that it will not get caught on lumber, tools or other obstructions while you are working with a power tool. Failure to do so can result in serious personal injury. WARNING: Check extension cords before each use. Never use tool with a damaged cord since touching the damaged area could cause electrical shock resulting in serious injury. 7 FEATURES PRODUCT SPECIFICATIONS Chuck Capacity. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5/64 in. Hammer Speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Low (0 - 16, 000 BPM*) High (0 - 48, 000 BPM*) No Load Speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Low (0 - 1, 000/min. ) High (0 - 3, 000/min. ) Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 V, 60 Hz, AC only, 5. 5 Amps Net Weight. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . *Blows Per Minute DEPTH GAUGE ROD MODE SELECTOR LOCK-ON BUTTON CHUCK AUXILIARY HANDLE ASSEMBLY SWITCH TRIGGER Fig. 1 8 FEATURES KNOW YOUR HAMMER DRILL See Figure 1. Before attempting to use this product, familiarize yourself with all operating features and safety rules. LOCK-ON BUTTON The hammer drill contains a lock-on feature that allows you to lock the drill on when you operate it continuously for extended periods of time. AUXILIARY HANDLE ASSEMBLY An auxiliary handle assembly is installed on the hammer drill. For ease of operation, you may use the handle with either your left hand or your right hand. MODE SELECTOR You can change the drill mode depending on the type of material in which you are drilling. CHUCK KEY A chuck key is provided for use when installing or removing bits. It is also used when removing the chuck. REVERSIBLE This hammer drill allows you to reverse the drill rotation. You can control the direction of the chuck with a lever located above the switch trigger. DEPTH GAUGE ROD A depth gauge rod is installed on the hammer drill to assist you in controlling the depth of drilled holes. SWITCH TRIGGER The hammer drill has a conveniently located switch trigger. ERGONOMIC DESIGN This hammer drill is designed for comfort and ease of grasp when operating in different positions and at different angles. VARIABLE SPEED This tool has a variable speed switch that delivers higher speed with increased trigger pressure. Speed is controlled by the amount of switch trigger depression. GRIPZONETM OVERMOLD TECHNOLOGY The hammer drill features GripzoneTM overmold technology for improved comfort with a positive grip. 9 ASSEMBLY UNPACKING This product has been shipped completely assembled. n Carefully remove the tool and any accessories from the box. Make sure that all items listed in the packing list are included. [. . . ] n Open the chuck jaws by turning the chuck collar counterclockwise. n Tighten the chuck jaws using the chuck key provided. n Loosen the chuck screw by tapping the hex key sharply with a mallet in a clockwise direction. n Open the chuck jaws and remove the hex key. [. . . ]