No both sides were set at the same. One minute it was working and the next minute it was freezing.

hey folks just got my new car an 01 td5 disco and im well chuffed with it. but i was out in it tonight when i tried to demist the window and relised it was blowing cold air with the panel showing 28 degrees. i played about with the buttons a bit and it worked for a few minutes then lost it...