User manual HUSQVARNA EN US

[. . . ] Operator’s manual K3000 K3000 Wet Please read the operator’s manual carefully and make sure you understand the instructions before using the machine. English KEY TO SYMBOLS Symbols on the machine: WARNING!The machine can be a dangerous tool if used incorrectly or carelessly, which can cause serious or fatal injury to the operator or others. Please read the operator’s manual carefully and make sure you understand the instructions before using the machine. Symbols in the operator’s manual: Inspection and/or maintenance should be carried out with the motor switched off and the plug disconnected. Always wear approved protective gloves. Regular cleaning is required. [. . . ] This position results in the machine stopping and the power switch being locked. Always check that the guard is correctly fitted before starting the machine. Check that the cutting blade is fitted correctly and does not show signs of damage. A damaged cutting blade can cause personal injury. See instructions under the heading Assembly. ! • Check that the guard is complete and without any cracks or deformations. English –9 SAFETY INSTRUCTIONS Ground fault circuit interrupter (K3000 Wet) Ground fault circuit interrupters are for protection in case an electrical fault should occur. The LED indicates that the ground fault circuit interrupter is on and that the machine can be switched on. If the LED is not on, push the RESET button (green). Cutting blades ! WARNING!A cutting blade may burst and cause injury to the operator. Never use a cutting blade at a lower speed rating than that of the power cutter. Never use a cutting blade for any other purpose than that it was intended for. General • Cutting blades are available in two basic designs; abrasive discs and diamond blades. Check the ground fault circuit interrupter • Connect the machine to the socket. Push the RESET button (green) and the red LED lights up. • High-quality blades are often most economical. Lower quality blades often have inferior cutting capacity and a shorter service life, which results in a higher cost in relation to the quantity of material that is cut. Make sure that the right bushing is used for the cutting blade to be fitted on the machine. See the instructions under the heading Assembling the cutting blade. • Suitable cutting blades Cutting blades Abrasive discs • • Start the machine. *Without water Rescue blade K3000 Yes No K3000 Wet Yes* Yes No Diamond blades Yes Cutting blades for different materials Concrete Abrasive discs X Diamond blades X Metal X Plastic X Hand-held, high-speed machines Our cutting blades are manufactured for high-speed, portable power cutters. If blades from other manufacturers are used, ensure that the blades conform to all regulations and demands that concern this type of power cutter. • • The ground fault circuit interrupter should trip and the machine switch off instantly. Reset with the RESET button (green). Special blades Some cutting blades are designed for stationary equipment and for use with attachments. Such cutting blades must not be used on portable power cutters. Always contact local authorities and make sure you are following applicable directives. 10 – English SAFETY INSTRUCTIONS Blade vibration The blade can become out-of-round and vibrate if an excessive feed pressure is used. A lower feed pressure can stop the vibration. The blade must be of the recommended type for the material to be cut. Diamond blades ! WARNING!Cutting plastics with a diamond blade can cause kickback when the material melts due to the heat produced when cutting and sticks to the blade. Abrasive discs The cutting material on abrasive discs consists of grit bonded using an organic binder. [. . . ] The grease expands as the machine heats up during operation. If the gear housing was completely filled with grease it could damage the seals and lead to leakage of grease. The gear housing should contain 90 g of grease in total. Checking the drive axle and flange washers Check that the threads on the drive shaft are undamaged. Check that the contact surfaces on the blade and the flange washers are undamaged, of the correct dimension, clean, and that they run properly on the drive axle. Changing the grease The following parts must be dismantled to change the grease in the gear housing: 1 Flange washers holding the cutting blade Do not use warped, notched, indented or dirty flange washers. [. . . ]