Add distilled water to any low cells until they reach proper levels. Warning: Do not use tap water.
The goal of this guide is to help you:
The Bosch KL 1208 battery charger comes with a 2-year limited warranty. For any questions or concerns, please contact our customer support team:
: It is designed for use in moisture-free environments and should not be operated in ambient temperatures exceeding 35°C (95°F) as the unit can become quite warm during the initial charging phase. User Experience bosch kl 1208 battery charger manual exclusive
What is the current of the battery you are trying to charge?
| Problem | Possible Cause | Corrective Measure | | :--- | :--- | :--- | | | Mains plug not inserted correctly. No power at the socket outlet. Charger or cable defective. | Check all plug connections. Test the socket with another device. Have the charger checked by a specialist. | | LEDs show continuous light, no charging process. | Battery not inserted properly in the charger. Battery contacts are contaminated. Battery temperature is too hot or too cold. | Properly re-insert the battery. Clean the battery contacts. Allow the battery to reach a temperature within the permissible range (0°C–45°C / 32°F–113°F). | | Yellow LED lights up continuously (no flashing). | The battery is fully charged (when no load is connected). Charging operation is terminated. | The battery is ready for use. Disconnect it as per the instructions. | | Bottom red LED lights up (malfunction). | An internal error has been detected. This could be from overloading, a short circuit, or reversed polarity. | Immediately disconnect the charger. Check all connections for short circuits or reversed polarity. Restart the process. If the problem persists, the charger may require servicing. | | Charger heats up considerably. | High ambient temperature. Charger is in FAST charging mode. Ventilation openings are clogged. | Move the charger to a cooler location. Allow it to cool down. Ensure all ventilation openings are clean and unobstructed. |
If you are looking for digital downloads of other vintage or modern equipment variants, you can explore the official Bosch Automotive Service Solutions Media Library to locate older industrial workshop schematics and regional documentation packets. Add distilled water to any low cells until
: The electronic control prevents overcharging, allowing you to leave the battery connected for extended periods if needed. Versatile Charging
The is a compact, wall-plug charger designed exclusively for Bosch 12V NiCd (Nickel-Cadmium) power tool batteries .
Unlike cheap chargers, the KL 1208 uses: For any questions or concerns, please contact our
: 24 to 66 Ah for accurate testing; minimum 5 Ah for charging.
This exclusive operational manual and technical guide compiles everything you need to know about the Bosch KL 1208 Go to product viewer dialog for this item.