Cooktop Glass Crack Diagnosis Guide
Unfortunately a broken, chipped or cracked cooktop glass cannot be repaired. It must be replaced as soon as possible for safety reasons and to prevent further damage to the cooktop. Below the glass surface there are electric components which can cause electric shock and also be damaged beyond repair by water or oil which can get through the cracks.
Here are some recommendations how to prevent breaking the glass on your cooktop:
- Avoid storing jars or cans above the cooktop
- Do not leave a hot lid on the cooktop
- Clean up all spills and soils as soon as possible
- To avoid scratches, do not slide cookware across the cooktop
- Do not allow objects that could melt, such as plastic
- Do not use the cooktop as a cutting board
- Cookware should not extend more than 1.3 cm outside the marked cooking area
Glass on electric and gas cooktops can break form a number of different reasons which can be identified by the type of crack that is left visible. Please see descriptions and images below.
Impact or Shock
Fracture pattern resembles a spider web. Point of impact is the starting point of many radial cracks which breakup right to the edge.
Customer will likely advise that the crack has occurred during or soon after cooking which is generally caused by oversize cookware.
This can be caused by incorrect mounting of cooktop panel in frame or incorrectly mounting the baseplate to the cooktop frame.
Cooktop Glass Bowing
Can occur when the size of the bench to cutout has been incorrectly cut and is too small for the cooktop frame, or when the cooktop frame is unevenly supported.