Assessments - 3, GPA: 4
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Using the charger on any other voltage may overheat and damage the charger. 13. ALWAYS wait at least 15 minutes between charges to avoid overheating the charger. 14. ALWAYS disconnect the power cord from its receptacle when the charger is not in use. DISPOSAL OF THE EXHAUSTED BATTERY WARNING: Do not dispose of the exhausted battery. The battery must explode if it is incinerated. The product that you have purchased contains a rechargeable battery. The battery is recyclable. At the end of it’s useful life, under various state and local laws, it may be illegal to dispose of this battery into the municipal waste stream. Check with your local solid waste officials for details in your area for recycling options or proper disposal. SAVE THESE INSTRUCTIONS AND MAKE THEM AVAILABLE TO OTHER USERS AND OWNERS OF THIS TOOL! English OPERATION AND MAINTENANCE NOTE: The information contained in this Instruction Manual is designed to assist you in the safe operation and maintenance of the battery charger. NEVER operate, or attempt any maintenance on the battery charger unless you have first read and understood all safety instructions contained in this manual. Some illustrations in this Instruction Manual may show details or attachments that differ from those on your own battery charger. MODEL UC 14YFA NAME OF PARTS Cord Pilot lamp Caution plate Battery installation hole Nameplate Body Fig. 1 English SPECIFICATIONS Input power source Single phase: AC120V 60Hz Charging time Approx. 30 minutes .......... EB712S, EB7S, EB912S, EB9S, EB914, EB1212S, EB12S, EB1214L, EB1412S, EB1414 Approx. 50 minutes .......... EB9B, EB12B, EB1220BL, EB14B Charger Charging voltage .............................. DC 7.2–24V Charging current .............................. DC 2.5A Weight 1.3 lbs (0.6kg) APPLICATIONS For charging the HITACHI batteries types EB7, EB9, EB12, EB14 series. CHARGING METHOD NOTE: Before plugging into the receptacle, make sure the following points. . The power source voltage is stated on the nameplate. . The cord is not damaged. WARNING: Do not charge at voltage higher than indicated on the nameplate. If charged at voltage higher than indicated on the nameplate, the charger will burn up. EB912S EB9S 1. Insert the plug of battery charger into EB712S EB914 the receptacle. EB7S EB12S EB1212S EB9B When the plug of battery charger has been inserted into the receptacle, pilot lamp will blink in red. (At 1-second intervals) WARNING: Do not use the electrical cord if damaged. Have it repaired immediately. EB1214L EB1220BL EB12B EB1412S EB1414 EB14B Fig. 2 2. Insert the battery to the battery charger. Insert the battery into the battery charger as shown in Fig. 2. Make sure it contacts the bottom of the battery charger. English 3. Charging . When the battery is connected to the battery charger, charging will commence and the pilot lamp will light in red. (See Table 2) NOTE: If the pilot lamp flickers in red, pull out the plug from the receptacle and check if the battery is properly mounted. . When the battery is fully charged, the pilot lamp will bilink in red slowly. (At 1-second intervals) (See Table 2) Table 2 Indications of the pilot lamp Before charging Blinks (RED) Lights for 0.5 seconds. Does not light for 0.5 seconds. (off for 0.5 seconds) While charging Lights (RED) Lights continuously Charging complete Blinks (RED) Lights for 0.5 seconds. Does not light for 0.5 seconds. (off for 0.5 seconds) Charging impossible Flickers (RED) Lights for 0.1 seconds. Does not light for 0.1 seconds. (off for 0.1 seconds) Malfunction in the battery or the charger Charging impossible Lights (GREEN) Lights continuously The battery temperature is high, making recharging impossible. . Regarding the temperature of the rechargeable battery. The temperatures for rechargeable batteries are as shown in the table below, and batteries that have become hot should be cooled for a while before being recharged. Table 3 Rechargeable batteries Temperature at which the battery can be recharged EB712S, EB7S, EB912S, EB9S, EB914, EB9B, EB1212S, EB12S, EB1214L, EB12B, EB1220BL, EB1412S, EB1414, EB14B 23°F — 131°F (–5°C — 55°C) English . Regarding recharging time Table 4 shows the recharging time required according to the type of battery. Table 4 Recharging time (approx. min.) at 20°C Battery Battery capacity (Ah) voltage (V) 1.2–1.4 Ah 2.0 Ah 7.2 EB712S, EB7S ––– ––– 9.6 EB912S, EB9S EB914 EB9B 50 min. 12 EB1212S, EB12S EB1214L 30 min. EB12B, EB1220BL 14.4 EB1412S, EB1414 EB14B NOTE: The recharing time may vary according to the ambient temperature and the power supply voltage. 4. Disconnect battery charger from the receptacle. CAUTION: Do not pull the plug out of the receptacle by pulling on the cord. Make sure to grasp the plug when removing from receptacle to avoid damaging cord. 5. Remove the battery from the battery charger. Supporting the battery charger with hand, pull out the battery from the battery charger. Regarding electric discharge in case of new batt...