[. . . ] Danger of an electric shock or fire could be caused by improper reassembly. n Pull the plug of the battery charger out of the socket when it is not in use or when cleaning it. [. . . ] If the tool still does not work, the battery needs to be recharged. 18 V Led funCtionS of Charger oPeration Warning Do not allow familiarity with products to make you careless. Remember that a careless fraction of a second is sufficient to inflict serious injury. Warning Always wear safety goggles or safety glasses with side shields when operating products. Failure to do so could result in objects being thrown into your eyes, resulting in possible serious injury. Warning Do not use any attachments or accessories not recommended by the manufacturer of this product. The use of attachments or accessories not recommended can result in serious personal injury. See Figure 2. Charger Led WiLL Be on to indiCate StatuS of Charger and Battery PaCk: n Red LED on, Green LED off = Power to charger is on. n Red LED flashing, Green LED off = Battery is being n Red LED flashing, Green LED flashing = Battery is n R ed LED on, Green LED flashing = Battery is n R ed LED off, Green LED on = Battery is fully tested. defective. charged. use only ryobi one+ 18 v and 14. 4 v battery packs with this charger: Battery packs for this tool are shipped in a low charge condition to prevent possible problems. Therefore, you should charge them until the green LED on the front of the charger comes on. note: The charger will also charge Ryobi One + 18V and 14. 4V Ni-Cd and Li-ion battery packs. Charging the Battery PaCk aPPLiCationS n You may use this product for the following purposes: Charging compatible Ryobi 14. 4 Volt and 18 Volt battery packs. Caution If at any point during the charging process none of the LEDs are lit, remove the battery pack from the charger to avoid damaging the product. Return the charger and battery to your nearest service center for service or replacement. 2 Charging a CooL Battery PaCk If the charger does not charge the battery pack under normal circumstances, return both the battery pack and charger to your nearest Authorised Service Center for electrical check. [. . . ] Charging Fast charging ON Flashing -- Fast charging is complete; charger maintains charge mode. Charging a hot Battery PaCk Full -- OFF ON When using a tool continuously, the batteries in the battery pack will become hot. You should let a hot battery pack cool down for approximately 30 minutes before attempting to recharge. [. . . ]