Problem with WHAT cooker hob?
You followed "your" instructions: WHOSE? And WHAT instructions? - link back to the original post, please
Ideas: Assume what you set down in your question is all we know, because what you have just written IS all we know. We have no idea about what previous post you were looking at, what your own device is or what you are trying to cure.
Help us a bit
acp
April 2017