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Anleitung Zusammenfassung
This electric tool is in accordance with the relevant safety requirements. Repairs should only be carried out by qualified persons using original spare parts. Otherwise this may result in considerable danger to the user. PARTICULAR PRECAUTIONS ON USING DEMOLITION HAMMER In addition to the precautions mentioned above, following particular precautions for this Demolition Hammer should be followed. 1. Wear earplugs to protect your ears during operation. 2. Do not touch the bit during or immediately after operation. The bit becomes very hot during operation and could cause serious burns. 3. Before starting to break, chip or drill into a wall, floor or ceiling, thoroughly confirm that such items as electric cables or conduits are not buried inside. 4. Properly set the bit holder 5. At the start of work, confirm screw tightening. 6. When working at a highly elevated location, pay attention to articles and persons below. 7. Wear protective shoes to protect your feet. English SPECIFICATIONS Voltage (110V, 230V, 240V) Power Input 1240W* Full-load Impact Rate 1400/min. Weight (without cord, side handle) 20 kg * Be sure to check the nameplate on product as it is subject to change by areas. STANDARD ACCESSORIES (1) Case ............................................................................. 1 (2) Hexagon Bar Wrench (for 8mm bolt) ....................... 1 (3) Hexagon Bar Wrench (for 4mm bolt) ....................... 1 Standard accessories are subject to change without notice. OPTIONAL ACCESSORIES (sold separately) . Asphalt Cutting (1) Cutter Overall Length: 410, 520 mm Width: 75 mm . Groove Digging and Edging (1) Cold Chisel Overall Length: 410, 520 mm . Crushing (1) Bull Point Overall Length: 410 mm . Scooping Work (1) Scoop Overall Length: 546 mm . Grease 500g (in a can) 70g (in a tube) 30g (in a tube) Optional accessories are subject to change without notice. APPLICATIONS This Demolition Hammer should be applied to demolishing concrete, chiseling off concrete, grooving, bar cutting installation of piping and wiring, sanitary facility installation, machinery installation, water supply and drainage work, interior jobs, harbor facilities and other civil engineering works. PRIOR TO OPERATION 1. Power source Ensure that the power source to be utilized conforms to the power requirements specified on the nameplate of this Demolition Hammer. 2. Power switch Ensure that the power switch is in the OFF position. If the plug is connected to a receptacle while the power switch is in the ON position, this Demolition Hammer will start operating immediately, which could cause a serious accident. 3. Extension cord When the work area is remote from the power source, use an extension cord of sufficient thickness and rated capacity. The extension cord should be kept as short as practicable. 4. Mounting an accessory, such as a bull point, a cutter, etc. CAUTION: Be sure to switch OFF and disconnect the attachment plug from the receptacle to avoid a serious accident. NOTE: For accessories such as a bull point and a cutter, use only Hitachi genuine parts. * It is possible to attach an accessory, such as a bull point, a cutter, etc., with any of the three types of the accessory shank portion shapes shown below. Air Tool Shank Bit Standard Hex. Shank Bit (Combo Type) Retaining Groove Bit without Collar . Mounting air tool shank and standard hexagonal shank tools. (1) Clean, then smear the accessory shank portion with grease or machine oil. (2) Move the retainer to open position A and seat the accessory, such as a bull point, a cutter, etc. in the hexagonal hole in the front cover (See Fig.1). English (3) Clamp the accessory into place by bringing the retainer to the clamp position. To make sure that the accessory is properly mounted, pull on the accessory. (Fig. 2) . Mounting standard hexagonal shanks and retaining groove shanks without collars. (1) Clean, then smear the accessory shank portion with grease or machine oil. (2) Move the retainer to position A. Align the accessory shank portion so that its recessed portion is under clamp and seat the accessory, such as a bull point, a cutter, etc. in the hexagonal hole in the front cover (See Fig. 3). (3) Clamp the accessory into place by bringing the retainer to clamp position B. To make sure that the accessory is properly mounted, pull on the accessory. (Fig. 4) NOTE: When removing the accessory, such as a bull point, a cutter, etc, carry out the above procedures in reverse. HOW TO USE THE HAMMER 1. Pull the trigger switch after applying the tip of the bit to the crushing position. In some cases, it is necessary to thrust the tip of the bit against the crushing position forcibly in order to begin the striking motion. This is not due to malfunction of the power tool. It means that the safe guard mechanism against no-load striking is working. 2. Operate this Demolition Hammer by utilizing its empty weight. The performance will not be better even if it is pressed or thrust forcibly again...