How do you change blower in Renault scenic 1.9dci 2002?

To change the blower in a 2002 Renault Scenic 1.9 dCi, first disconnect the car battery to ensure safety. Remove the passenger side footwell cover and the blower motor's electrical connector. Unscrew the bolts securing the blower motor, then carefully pull it out from its housing. Install the new blower by reversing the steps, ensuring all connections are secure before reconnecting the battery.