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Anleitung Zusammenfassung
This will 3 loosen up the lubrication. Without proper warm- up, hammering operation is difficult. loosen up the lubrication. Without proper warm- up, hammering operation is difficult. . Always be sure you have a firm footing. Be sure no one is below when using the tool 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 the tool only when hand-held. 11. Do not point the tool at any one in the area when operating. The bit could fly out and injure someone seriously. 12. Do not touch the bit or parts close to the bit immediately after operation; they may be extremely hot and could burn your skin. 13. Some material contains chemicals which may be toxic. Take caution to prevent dust inhalation and skin contact. Follow material supplier safety data. SAVE THESE INSTRUCTIONS WARNING: MISUSE or failure to follow the safety rules stated in this instruction manual may cause serious personal injury. SYMBOLS USD203-2 The followings show the symbols used for tool. V............................volts A ...........................amperes Hz..........................hertz ..................alternating current ....................Class II Construction .../min....................revolutions or reciprocation per minute ..................number of blow FUNCTIONAL DESCRIPTION CAUTION: • Always be sure that the tool is switched off and unplugged before adjusting or checking function on the tool. Switch action 002888 1. Switch lever 1 CAUTION: • Before plugging in the tool, always check to see that the tool is switched off. • Switch can be locked in “ON” position for ease of operator comfort during extended use. Apply caution when locking tool in “ON” position and maintain firm grasp on tool. To start the tool, push the switch lever on the left side of the tool. To stop the tool, push the switch lever on the right side of the tool. Speed change 002895 1. Adjusting dial 1 The blows per minute can be adjusted just by turning the adjusting dial. This can be done even while the tool is running. The dial is marked 1 (lowest speed) to 5 (full speed). Refer to the table below for the relationship between the number settings on the adjusting dial and the blows per minute. Number Blows on adjusting dial per minute 5 2,650 4 2,350 3 1,950 2 1,550 1 1,300 CAUTION: • The speed adjusting dial can be turned only as far as 5 and back to 1. Do not force it past 5 or 1, or the speed adjusting function may no longer work. 4 ASSEMBLY ASSEMBLY CAUTION: • Always be sure that the tool is switched off and unplugged before carrying out any work on the tool. Side handle (auxiliary handle) 002902 1 2 1. Side handle 2. Clamp nut The side handle can be swung 360° on the vertical and secured at any desired position. It also secures at eight different positions back and forth on the horizontal. Just loosen the clamp nut to swing the side handle to a desired position. Then tighten the clamp nut securely. Installing or removing the bit This tool accepts 3/4” Hexagonal and 21/32” round shank bits. Clean the bit shank and apply bit grease before installing the bit. 002919 12 1. Bit grease 2. Bit shank Pull the tool holder cover down all the way. With the cut in the bit shank aligned with the notch in the tool holder cap, insert the bit into the tool holder. 002920 1 2 5 4 3 1. Bit 2. Tool holder cover 3. Tool holder cap 4. Notch 5. Cut in the bit shank To remove the bit, pull the tool holder cover down all the way and pull the bit out. 002921 Bit angle 002938 1 1. Change ring The bit can be secured at 12 different angles. To change the bit angle, slide the change ring forward, then turn the change ring to change the bit angle. At the desired angle, slide the change ring back to the original position. Then turn the change ring slightly so that the bit will be secured in place with a little click. OPERATION Chipping/Scaling/Demolition 002944 Hold the tool firmly with both hands. Turn the tool on and apply slight pressure on the tool so that the tool will not bounce around, uncontrolled. Pressing very hard on the tool will not increase the efficiency. Release the tool holder cover. It will return automatically to its original position to secure the bit. After installing, always make sure that the bit is securely held in place by trying to pull it out. 5 MAINTENANCE MAINTENANCE CAUTION: • Always be sure that the tool is switched off and unplugged before attempting to perform inspection or maintenance. Replacing carbon brushes 001146 2 3 1. Commutator 2. Insulating tip 3. Carbon brush When the resin insulating tip inside the carbon brush is exposed to contact the commutator, it will automatically shut off the motor. When this occurs, both carbon brushes should be replaced. Keep the carbon brushes clean and free to slip in the holders. Both carbon brushes should be replaced at the same time. Use only identical carbon brushes. Remove the screws which secure the rear cover. Pry up the ...