Herman B New Kent , VA September 19, 2014 Appliance: LG Microwave Oven LMV2083SB Lg Microwave Lmv2083sb / Abkelga: The air vent was broken and i needed other things also. How to replace Air Filter Mv-1120. It was really easy to replace the parts myself all of about 10 minutes. 3 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes