Gerald for Model Number Whirlpool MH7140XFQ-0 When my wife started the microwave, there was a loud pop. She shut it off. I started it and it popped again. Subsequent starts yielded no more pops. The food heated up normally. What would cause the loud pop? Thanks
Answer Hello Gerald. There may have been something hit the fan blades. Honestly, there is no way of knowing if the unit is working fine now. If it does it again, remove the cover and look for a wire close to metal maybe arching? Can also, check for something in the fan blade. Read More... Answered by AppliancePartsPros.com | Wednesday, March 12, 2014