Phillips M Cashiers , NC September 30, 2016 Appliance: Thermador CGB30RCULP Thermador Cgb30rculp: Cooking grates were finally worn out after 16 years constant use. How to replace Burner Grate. Grates were delivered on time and in excellent condition ; simply dropped them in . I had spent the better part of two days thoroughly cleaning it inside and out ; I now have a new grill. , 4 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes