User manual HITACHI V-660 SERVICE MANUAL

[. . . ] Do not wear loose clothing or jewellery. Keep your hair, clothing and gloves away from moving parts. Loose clothes, jewellery or long hair can be caught in moving parts. G) If devices are provided for the connection of dust extraction and collection facilities, ensure these are connected and properly used. [. . . ] When using this unit continuously, the unit may overheat, leading to damage in the motor and switch. Please leave it without using it for approximately minutes. Do not insert object into the air ventilation slots of the charger. When drilling in wall, floor or ceiling, check for buried electric power cord, etc. Bring the battery to the shop from which it was purchased as soon as the post-charging battery life becomes too short for practical use. If there is battery leakage, foul odor, heat generated, discolored or deformed, or in any way appears abnormal during use, recharging or storage, immediately remove it from the equipment or battery charger, and stop use. If liquid leaking from the battery gets into your eyes, do not rub your eyes and wash them well with fresh clean water such as tap water and contact a doctor immediately. If left untreated, the liquid may cause eye-problems. If liquid leaks onto your skin or clothes, wash well with clean water such as tap water immediately. There is a possibility that this can cause skin irritation. If you find rust, foul odor, overheating, discolor, deformation, and/or other irregularities when using the battery for the first time, do not use and return it to your supplier or vendor. NOTE: After operation, pull out batteries from the charger first, and then keep the batteries properly. CAUTION: If the battery is charged while it is heated because it has been left for a long time in a location subject to direct sunlight or because the battery has just been used, the pilot lamp of the charger lights up green. In such a case, first let the battery cool, then start charging. when the pilot lamp flickers in red (at 0. 2­second intervals), check for and take out any foreign objects in the charger's battery installation hole. If there are no foreign objects, it is probable that the battery or charger is malfunctioning. Take it to your authorized Service Center. Since the built-in micro computer takes about 3 seconds to confirm that the battery being charged with the charger is taken out, wait for a minimum of 3 seconds before reinserting it to continue charging. If the battery is reinserted within 3 seconds, the battery may not be properly charged. 4, 5) CAUTION: To prevent accidents, make sure to turn the switch off. nOTE: When using tools such as drill bits , etc. [. . . ] Please contact the nearest service center for grease replacement when any grease is leaking form loosened screw. further use of the rotary hammer despite the grease shortage causes damage to reduce the service life. CAUTION: A specific grease (FG-6A) is used with this machine, therefore, the normal performance of the machine may be badly affected by use of different grease. Please be sure to let one of our service centers to undertake replacement of the grease. [. . . ]