: If poles are confused, the unit is electronically protected and will typically shut down. Turn off the charger and reconnect correctly. Charging Failure
Bosch KL 1208 Battery Charger: The Exclusive Guide to Operation and Maintenance bosch kl 1208 battery charger manual exclusive
: Always use and store the charger in a moisture-free environment to protect the internal electronics. Need more help with your Bosch gear? maintenance tips or finding original replacement parts 1208 and 2404 Manual A4 - Electronic Power Systems : If poles are confused, the unit is
Some users unplug the charger mid-cycle to "save" the battery. The manual explicitly states: Do not interrupt the charge cycle unless the battery is smoking. The KL 1208 uses a negative delta V (NDV) cut-off system. Interrupting it confuses the microprocessor, leading to under-charging. : If poles are confused