Victoria G Westland , MI August 16, 2019 Appliance: General Electric Electric Range JB960WB4WW Ge Range Jb960wb4ww: Cracked inner glass on GE stove. How to replace Range Oven Door Window Pack Assembly. I watched the video on appliance parts pros site and also read the Q&A. It states that it doesn’t matter which side goes where but if you look there is an arrow next to OVEN that is stamped on the frame. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes