Hitachi WH14DMR Instruction Manual - Page 7

ASSEMBLY AND OPERATION REMOVAL AND INSTALLATION METHOD OF BATTERY ⅜ How to install the battery Align the battery with the groove in tool handle and slip it into place. Always insert 4 it all the way until it locks in place with a little click. If not, it may accidentally fall out of the tool, causing injury to you or someone around you. (Fig. 1) ⅜ How to remove the battery Withdraw 5 battery from the tool handle 3 while pressing the latch 2 on the side of the battery 1. (Fig. 1) CHARGING METHOD NOTE: Before plugging into the receptacle, make sure the following points. ⅜ The power source voltage is stated on the nameplate. ⅜ 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. 〈UC14YFA, UC24YFA〉 1. Insert the plug of battery charger into the receptacle 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. 2. Insert the battery to the battery charger Insert the battery into the battery charger. Make sure it contacts the bottom of the battery charger. CAUTION: q If the batteries are inserted in the reverse direction, not only recharging will become impossible, but it may also cause problems in the charger such as a deformed recharging terminal. 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 blink in red slowly. (At 1-second intervals) (See Table 2) (1) Pilot lamp indication The indications of the pilot lamp will be as shown in Table 2, according to the condition of the charger or the rechargeable battery. Table 2 Indications of the lamps Before charging Blinks (RED) Lights for 0.5 seconds. Does not light for 0.5 seconds. (off for 0.5 seconds) While charging Charging complete Lights (RED) Blinks (RED) Lights continuously 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. (2) 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 Recharging of batteries that have become hot Rechargeable batteries Temperatures at which the battery can be recharged Ni-Cd type batteries Ni-MH type batteries 23°F - 140°F (-5°C - 60°C) 32°F - 113°F ( 0°C - 45°C)