Lance S Oronoco , MN November 24, 2014 The plastic vent guard was broken screw attachments broken and would not stay on the unot Search on the internet for replacement parts got me to appliance part pros. I founf the diagram of my microwave and they assisted in identifying the correct part number. I ordered that part and it was shipped very promptly. I used the original screws to mount the part . Success!! Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes