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Cruise control system (GRA) > < Alternator with ribbed belt Poly-V: removal and installation

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Charging battery in support mode with battery chargerVAS 5900
Charging battery in support mode with battery charger -VAS 5900-
  Caution
Danger of injury! Observe warning notices and safety regulations → Chapter!
  Warning
t  The terminal polarity protection in operating mode “charging totally discharged batteries/support mode” is not active. Connect battery charger terminal clamps correctly to battery terminals.
t  When charging in support mode always set the battery charger to the correct type of battery → Operating instructions for battery chargerVAS 5900!
t  Do not press START / STOP button when charger unit cables are connected incorrectly. The charger unit may be damaged.
When in support mode the battery charger -VAS 5900- replaces a defective vehicle battery whilst it is being exchanged. The onboard supply remains intact. The vehicles electrical equipment (e.g. electric windows) can be used.
Special tools and workshop equipment required
   
t  Battery charger -VAS 5900-
–  Switch off ignition and all electrical consumers.
–  Connect charger unit plug to power supply. The last selected operating mode will appear on display → Chapter.
–  Press START / STOP for approx. 5 seconds. The menu “charging totally discharged batteries/support mode” will be activated.
–  Press respective button “Up”↑ or “Down”↓ to set the respective onboard supply voltage (6 V, 12 V or 24 V).
  Note!
If a button is not pressed within 5 seconds the charger will return to the main menu (select operating mode).
–  Confirm the selected battery voltage with START / STOP.
–  Connect red terminal clamp “+” of charger unit to positive terminal of vehicle.
–  Connect black terminal clamp “-” of charger unit to negative terminal of vehicle.
Then follows the enquiry for "is charger cable terminal polarity correct".
–  Check polarity of charger unit cables.
–  Confirm polarity of charger unit cables with START / STOP.
The battery charger starts with support mode.
–  Exchange battery → Chapter.
–  Press START / STOP. The support mode is terminated.
–  Disconnect black terminal clamp “-” of charger unit from negative terminal of vehicle.
–  Disconnect red terminal clamp “+” of charger unit from positive terminal of vehicle.
–  Pull charger unit plug out of power supply socket.
  W00-10182

Cruise control system (GRA) > < Alternator with ribbed belt Poly-V: removal and installation