How do you tighten the fan belt on a peugeot 206 lx style car?

To tighten the fan belt on a Peugeot 206 LX, first, locate the tensioner pulley. Use a wrench to rotate the tensioner and release tension on the belt. Remove the old belt if necessary, then loop the new or adjusted belt around the pulleys according to the routing diagram. Finally, pull the tensioner back to apply tension on the belt and ensure it is properly aligned before securing everything back in place.