The Key panel will not light or work. Could this be the problem or could it be something else.
Answer Hello Paul,
It could be something else. You would want to check incoming power to the control pane to make sure that you are getting power. If no power then you would need to see where you are losing power from outlet back to the board.
I can not change to any of the other settigs.it stays on casual.can not go into diagnostic program,or ch
Answer Hello Larry. Based on the information you provided, it sounds like the control panel 3978826 is bad and will need to be replaced. Hope this helps.