atGAS COOKTOP or STOVE IGNITER REPAIR Reply: Anon First try pushing the knob inwards towards the stove. As a child safety feature, newer stove and cooktop control knobs lock in the "off" position unless pushed in before turning. If other knobs work properly on your stove but this one does...
If the sound continues, try to identify the igniter that has been affected. In Bosch stoves, there's usually one main spark module for the stovetop and two for the oven, for the main burner and broiler, respectively. You can attempt to turn off power to the stove or unplug it for a ...