Shimano STEPS EC-E8004 battery charger

WARNING
Information on installation, setup, and replacement of products not found in the user manual will be provided at the point of purchase or distributor. The dealer's manual, intended for professional and experienced bicycle mechanics, can be found on our website (https://si.shimano.com).
For safety reasons, please read this “User Manual” carefully before use, follow it for proper use, and keep it for future reference.
The following instructions must always be followed to prevent personal injury and physical damage to equipment and surroundings. The instructions are classified according to the degree of danger or damage that may occur if the product is used incorrectly.
DANGER - Failure to follow instructions will result in death or serious injury.
WARNING - Failure to follow instructions could result in death or serious injury.
WARNING - Failure to follow instructions could result in personal injury or physical damage to the equipment and surroundings.

DANGER
Handling the battery
- When charging, use the specified battery charger and follow the specified charging conditions. Otherwise, overheating, rupture, or ignition may occur.
- Do not leave the battery near heat sources such as heaters. Otherwise, it may burst or catch fire.
- Do not heat the battery or throw it into fire. Otherwise, it may burst or catch fire.
- Do not deform, modify, or disassemble the battery; also do not apply solder directly to the battery terminals. Otherwise, it may leak liquid, overheat, burst, or catch fire.
- Do not connect the terminals with metal objects. Otherwise, they may short-circuit or overheat, resulting in burns or other injuries.
- Do not carry or store the battery with metal objects such as chains or hairpins. Otherwise, a short circuit or overheating may occur, resulting in burns or other injuries.
- Do not immerse the battery in fresh or salt water and do not let the battery terminals get wet. Otherwise, overheating, rupture, or ignition may occur.
- Do not subject the battery to strong impact or throw it. Otherwise, overheating, rupture, or ignition may occur.
- In the event of a battery fire, the following must be observed:
If possible, carefully keep other batteries away from fire.
Evacuate all persons from the immediate area of ​​the fire.
Extinguish the fire with a large amount of cold water (at least the weight of 10 battery packs).
Handling the battery charger
- Do not disassemble or modify the battery charger. Failure to do so may result in electric shock or injury.
- Use the specified battery and charger combination for charging and follow the specified charging conditions. Only charge rechargeable batteries. Otherwise, overheating, rupture, or ignition may occur.
- If the battery is not fully charged even after 2 hours of charging beyond the specified charging time, immediately disconnect the battery from the electrical outlet and contact the place of purchase. Otherwise, overheating, rupture, or ignition may occur.
See “Specified charging time.”
- Do not let the battery charger get wet. If it gets wet or water gets inside, it may catch fire, overheat, or cause an electric shock.
- Do not use it when it is wet, and do not touch or hold it with wet hands. Electric shock may occur.
- Do not cover the battery charger with cloths or other similar materials while in use. Otherwise, heat accumulation, casing deformation, fire, ignition or overheating may occur.
- Only use the battery charger with the specified supply voltage. If the power supply voltage is different from the specified value, fire, explosion, smoke, overheating, electric shock, or burns may occur.
WARNING:
Handling the battery
- Use the product under the supervision of a person responsible for safety and only according to instructions. Do not allow anyone (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, to use the product. Do not allow children to play near the product.
- Keep out of reach of children.
- If liquid leaking from the battery gets into your eyes, immediately rinse the affected area thoroughly with drinking water (tap water) without rubbing your eyes and seek medical attention immediately. If you do not do this, battery fluid may damage your eyes.
- If the leaking liquid gets on your skin or clothing, immediately clean it with clean water (clean for at least 15 minutes). Leaking liquid can damage your skin.
- Medical attention is required for symptoms caused by accidental ingestion of battery fluid, contact with skin or eyes, or inhalation of battery combustion fumes.
- If you accidentally inhale vapors or fumes, immediately move to fresh air, stay warm and quiet, and seek professional medical attention if necessary.
- Do not use the battery outside the specified operating temperature range. If the battery is used or stored at temperatures outside these ranges, fire, battery damage, or operational problems may occur.
1. During discharge: -10 - 50 °C
2. During charging: 0 - 40 °C
Temperatures above 60°C may cause the battery to leak and burst.
- Do not use the battery if there are any obvious scratches or other external damage. Failure to do so may result in cracking, overheating, or problems during operation.
- Do not use products with broken seals. Please dispose of them immediately for proper recycling. (The screw heads on the cover are sealed with glue or a cover.)
- Do not use the battery if it shows liquid leakage, discoloration, deformation, or other unusual signs. Failure to do so may result in cracking, overheating, or problems during operation.
- Batteries must not come into contact with solvents (i.e. j. thinners, alcohol, oil or anti-corrosion agents) or with chemicals that affect the surface (i.e. j. cleaning agents).
Handling the battery charger
- When connecting or disconnecting the cable, hold it by the power plug. Failure to do so may result in fire or electric shock.
- If the following symptoms occur, stop using the device and contact the place of purchase. This may cause fire or electric shock.
If a strong-smelling smoke comes out of the power plug or the plug becomes hot.
There is a bad connection inside the power plug.
- Do not touch the metal parts of the power plug or AC adapter during a lightning storm. A lightning strike can cause electric shock.
- Do not overload the electrical outlet with appliances that exceed the rated capacity of the outlet, and use only an electrical outlet rated for 100-240 V AC. If an electrical outlet is overloaded by connecting a large number of appliances using adapters, overheating may occur, resulting in a fire.
- Do not damage the power cord or power plug. (Do not damage, modify, forcibly bend, twist, or stretch them; do not place them near hot objects, place heavy objects on them, or tie them tightly together.) If used in a damaged condition, fire, electric shock, or short circuit may occur.
- Do not use the battery charger in conjunction with commercially available electrical transformers designed for use abroad (travel converters). This may cause damage to the battery charger.
- Always insert the mains plug all the way in. Failure to do so may result in a fire.
- Do not insert or remove the plug if it is wet. Otherwise, electric shock may occur. If water leaks from the plug, dry it thoroughly before plugging it in.
- Do not charge the battery in damp places or areas with high humidity. (EC-E8004) Do not charge the battery in damp places, areas with high humidity, or outdoors. (Battery charger other than EC-E8004) Fire, ignition, overheating, or electric shock may occur.
- Do not move the bicycle while charging the battery installed on the bicycle. The battery charger's power plug may be loose and not fully inserted into the electrical outlet, posing a fire risk.

WARNING
Handling the battery
- Do not leave the battery in a place exposed to direct sunlight, inside a car on a hot day, or in other hot places. This may result in battery fluid leakage.
- Avoid large temperature changes.
- Do not store this product near open flames or food.
- Store the battery in a dry place.
- Handle components with both hands. Otherwise, components may fall and break or cause injury.
- If an error occurs while charging or discharging the battery, stop using it immediately and read the user manual. If you are unsure, contact your place of purchase or distributor.
- Do not touch the battery for a long time when it is at high temperature. This may cause low temperature burns. Riding with high levels of assistance on hot days or charging the battery in direct sunlight may cause the battery surface temperature to exceed 60°C (BT-E8036).
Handling the battery charger
- Check the battery charger and adapter regularly; pay particular attention to damage to the cable, plug and housing. If the charger or adapter is damaged, do not use it until it is repaired at the place of purchase or by a distributor.
- Use the product under the supervision of a person responsible for safety and only after receiving instructions on use. Do not allow the product to be used by persons with reduced physical, sensory or mental capabilities, inexperienced persons or persons without the required knowledge. Do not allow children to play near the product.
- When cleaning, remove the mains plug from the electrical socket and the charging plug from the battery. Failure to do so may result in electric shock.
- Do not touch the battery charger when it is hot. This may cause burns.
- When the battery charger temperature has increased, do not touch it for a long time. This may cause low temperature burns.
- The product temperature may reach 40 to 70°C during charging. However, that is normal.
- Before using the battery charger, read all instructions and warning labels on the battery charger, battery, and product using the battery.