Shut off power. To prevent electrical shock and damage to the cooktop components, you must always turn off the power to the stove before working on it.
2. Pull the cooktop out. You can generally remove a glass top by removing screws from the brackets that hold the cooktop in the counter in the front of the stove top, and then, lifting the cooktop up and set it on the counter.
3. Remove the glass top. Follow this guide:
a. Remove the screws that secure the burner box to the glass top
b. Lift the glass top up slightly and unplug the wire harness connection on the user interface controls
c. Lift the cooktop off of the burner box and discard it (that is, disconnect the user interface wire harness)
NB: Some models that are set on top of a cabinet instead of an oven may require you to approach from underneath and loosen the top from support brackets and then take off the top and replace it.
4. Install a new glass top. Position the new glass top on the burner box and plug in the user interface control wire harness. Then, replace the screws to secure the glass top to the burner box.
5. Reinstall the cooktop on the counter. Lower the cooktop into the counter. Reinstall the mounting bracket screw.
6. Restore electric power. Turn on the power to the cooktop