1. Turn off the ignition (if it was turned on) and open the hood.
2. Loosen the tightening nut of the wire end clamp bolt...
3. ...and disconnect the wire from the negative terminal of the battery.
4. Similarly, disconnect the wire from the positive terminal, having first removed the protective cap.
(Text of the original source on this website: RENAULTBOOK.ru)
Warning.
- If the vehicle has a maintenance-free battery, disconnect the ventilation hose from the battery case.
5. Unscrew the clamping plate mounting bolt...
6. ...and remove the battery.
7. Install the battery in the reverse order of removal. Before connecting the wires, clean the battery terminals and the inner surfaces of the wire tips with fine-grained sandpaper. Connect the wires in the reverse order of removal, observing the polarity. After connecting the wires to the battery terminals, apply a thin layer of Litol-24 grease or similar to the metal wire tips and exposed surfaces of the terminals (copper-containing conductive lubricants are most preferred).