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When battery -A- is removed, ensure there is no contact be‐ tween terminal clamp connected to positive clamp and body earth. Also ensure there is no contact between battery clamps. – Connect red terminal clamp (+) to positive terminal of battery -A- . Note In vehicles with start/stop function and battery monitor control unit -J367- fitted, black terminal clamp (-) must be connected to body earth. Connecting it to negative terminal of battery -A- will cause start/stop system to malfunction. – Connect black terminal clamp (-) to negative terminal of bat‐ tery -A- /negative connection point. – Press START / STOP button for about 5 seconds. The menu “charging totally discharged batteries/support mode” will be activated. – Press respective ↑ button or ↓ button to set corresponding battery voltage (6 V/12 V/24 V). Note If a button is not pressed within 5 seconds the battery charger - VAS 5903- will return to the main menu (select operating mode). – Confirm selected battery voltage with START / STOP button. Then follows the enquiry for "is charger cable terminal polarity correct". START / STOP button. Battery charger -VAS 5903- starts with support mode of battery - A- . START / STOP button. – Remove charger unit terminals from battery terminals. 3. Charging battery A 53 |