Wanda S Copperas Cove , TX February 02, 2022 Appliance: Whirlpool Microwave Hood Combo MH1150XMS1 Whirlpool Microwave Mh1150xms1: One day I was cleaning the microwave vent grill and it fell and broke to complete the light bulb got burned. How to replace Microwave Vent Grill. After getting the right parts from AppliancePartsPros.com and following the videos that they provide fixed everything. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes