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Model: 66560629000	Brand: Kenmore	Age: 5 - 10 years
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Mpa49g		#1 Posted : Tuesday, September 2, 2008 10:26:00 AM(UTC)
Rank: Member Groups: Registered Joined: 9/2/2008(UTC) Posts: 1		My over the range microwave comes on, but doesn't heat. and makes a loud vibrating noice that can actually be felt in the control panel. Any suggestions?:confused:


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Gene		#2 Posted : Wednesday, September 3, 2008 12:30:23 PM(UTC)
Rank: Advanced Member Groups: Senior Expert, Administrators Joined: 7/19/2007(UTC) Posts: 27,455 Was thanked: 4 time(s) in 4 post(s)		Most likely the problem is a shorted out diode (aka rectifier). Open the control panel and check the diode for continuity. - The part number for the diode is AP3774817 Gene.


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