Guy R Brick , NJ December 09, 2023 Appliance: Whirlpool Microwave Hood Combo WMH31017HZ2 Whirlpool Microwave Wmh31017hz2: We broke the round glass tray. How to replace Tray-Cook. Ordered the glass cooking tray.pn Tuesday and the part was delivered Wednesday. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes