Bosch Kl 1208 Manual Top <Trusted Source>

This may signify the battery is already fully charged or the unit is not switched on.

If a short circuit or reverse connection occurs, the charger will automatically shut down. Turn the unit off, fix the connection, and restart. bosch kl 1208 manual top

can perform a simple 12V battery test without being connected to the mains: This may signify the battery is already fully

Connect the charger terminals to the battery poles first: to positive (+) and BLACK to negative (-). Connect the charger to the mains power supply. Charging State : fix the connection