David G Fairfield , VT February 20, 2016 Appliance: Whirlpool Free Standing Gas Range GFG461LVT1 Whirlpool Range Gfg461lvt1: Broken interior oven door glass. How to replace Inner Door Glass. I took the door off. Took it apart, installed the glass, put it back together. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes