How do you replace power steering pump on peugeot 106 1.1 zest?

To replace the Power Steering pump on a Peugeot 106 1.1 Zest, first, disconnect the battery and remove any components obstructing access to the pump, such as the drive belt. Then, detach the power steering hoses from the pump and remove the bolts securing the pump to the engine. Install the new pump by securing it with bolts, reconnect the hoses, and reattach the drive belt. Finally, refill the power steering fluid and check for leaks before reconnecting the battery.