To prevent the unwanted use by children, the hob can be locked. To lock the hob, simultaneously turn the two left-hand controls counter-clockwise and hold until the ‘key lock’ symbol appears in the centre of the hob control display.
Locking the hob will NOT affect the oven; it can still be used. To unlock the hob, simultaneously turn the two left-hand controls counter-clockwise and hold until the ‘key lock’ symbol disappears from the centre of the hob control display.