Donna O Signal Mountain , TN April 18, 2016 Appliance: Maytag Countertop Microwave 1.5 Cu. Ft. JMC9158BAS13 Maytag Microwave Jmc9158bas13: Wave cover. How to replace Cover-Ceiling. Popped right in place! I am a girl and it was so easy! Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes