[. . . ] When using an electrical power tool, basic precautions should always be followed to assure maximum safety and optimum performance. Failure to comply with instructions may result in electrical shock, burns, fire, or personal injury. mINIMUM WIRE GAUGE RECOMMENDATIONS VOLTS 120 EXTENSION CORD LENGTH 25 feet / 7. USE POWER TOOL CORRECTLY - Use this power tool only for its intended use as described in this manual. [. . . ] FOLLOW ALL SAFETY INSTRUCTIONS listed in this manual before/during operation of this trimmer. TO REDUCE THE RISK OF ELECTRIC SHOCK this power tool has a polarized plug (one blade is wider than the other). If it still does not fit, contact a qualified electrician to install the proper outlet. Never use unit if cord or plug has been damaged, the motor or unit itself is not working as it should or has been dropped, damaged, left outdoors or dropped in water. Replace damaged parts that are chipped, cracked or damaged in any way. Power tool built with this insulation system are not intended to be grounded. As a result, the extension cord used with your unit can be plugged into any conventional 120 volt electrical outlet. Normal safety precautions must be observed when operating an electrical power tool. The double insulation system is only for added protection against injury resulting from a possible internal electrical insulation failure. A 2-wire cord without a ground connection may be used since this power tool is double insulated. Use of these personal safety items is highly recommended to reduce the risk of accidental injury (Figure 2-2). Use of these personal safety items is highly recommended to reduce the risk of accidental injury. If you receive your unit assembled, check each step to insure your unit is properly assembled. When starting the string trimmer for the first time, check that the nylon lines touch or pass over the linecutting blade. If they are not long enough, press the button and, at the same time, pull the nylon lines (Fig. Without letting the trimmer touch the grass, press the switch (A) on the upper handgrip (Fig. Let the string trimmer run for a few seconds and "bump" the string head against the lawn. NOTE: A short or worn line is less efficient, to lengthen the line tap the spool button lightly on the ground while the trimmer is running and spool turning. These operations should be repeated a few times before starting work to make sure that everything is functioning properly and to familiarize yourself with the string trimmer. Start off slowly, when you have gained experience, you will be able to use the grass trimmer to its full potential. 3-1A) Take out assembly screw bolts, washers, nuts from parts pack and lock into the unit holes (the correspond location are as Fig. 3-1B) First of all, put the washer and nut in the hole, then support the nut by finger and plug the screw bolt and lock. [. . . ] After each cutting operation, take apart and clean out the grass and soil from: the spool and its slot and in particular the debris shield. Only use a cloth soaked with hot water and a soft brush to clean the string trimmer. If the line cutting line no longer cuts or breaks, have this replaced by contacting an authorized service centre. DURATION The duration of the warranty for this McCulloch product is as follows: ONE (1) YEAR from date of original purchase only when used for personal, family, household, farm or ranch, purposes, provided the unit is not used for rental purposes; NINETY (90) DAYS from date of original purchase when used for commercial, professional, institutional or rental purposes. [. . . ]