Kenmore microwave 72180012

Possible there is friction within the drive , the shaft or the motor. You can remove and RESET the drive. Remove the motor , MANUALLY check the motion of the mechanism which will confirm the case. You c an reset using a bit of lubrication.

see for the turn table obstacle of any screw or something else.

The grinding noise could be from the turntable motor, or the fan. Remove plate from oven and put a cup of cold water in, set for 30 seconds and run the microwave, if no grinding is detected it means the turntable motor is near end of life. If there is no change unplug microwave and remove top check the fan mounts tighten if loose, if straps are tight suspect the fan motor.

Try soaking the turntable when you wash up in washing up water as the wheels can cause that, otherwise replace the motor.

The turntable system consists of the motor, the coupler, the turntable support with rollers, and the tray.

You can see and hear a video of how a turntable motor should sound when you rotate it by hand.

If yours is not set to be off via the control panel, and it won't rotate or it sounds like it's grinding, etc., you may have a bad motor or plastic coupler.

If you don't have your owner's manual, you can just enter your full model number at the Sears parts site.

A full Sears/Kenmore model number has 3 digits, a dot, then 8 more digits, such as ###.########

On the resulting page, look to the right for the blue "View manuals" button. Click there.



That Sears-related site has many free manuals. While the manuals they list there are all free, they will ask you to register.

Many times, the owner's manual will have the installation instructions inside.

If yours is not listed there for free, you would have to order it through the Sears parts site.

That's where you could also order any needed parts and find handy exploded parts views.

We're happy to help you with free advice and we'd appreciate your thoughtful rating of our answe

The turntable system consists of the motor, the coupler, the turntable support with rollers, and the tray.

You can see and hear a video of how a turntable motor should sound when you rotate it by hand.

If yours won't rotate or it sounds like it's grinding, etc., you may have a bad motor or plastic coupler.

To replace either, you need to unplug power, then remove the bottom cover of the oven.

You can usually find exploded views and order parts by entering your model number at the Sears parts site.

A full Sears/Kenmore model number has 3 digits, a dot, then 8 more digits, such as ###.########

We're happy to help you with free advice and we'd appreciate your thoughtful rating of our answer.

The turntable system consists of the motor, the coupler, the turntable support with rollers, and the tray.

You can see and hear a video of how a turntable motor should sound when you rotate it by hand.

If yours sounds like it's grinding, etc., you may have a bad motor or plastic coupler.

To replace either, you need to unplug power, then remove the bottom cover of the oven.

You can usually find exploded views and order parts by entering your model number here at the Sears parts site.

A full Sears/Kenmore model number has 3 digits, a dot, then 8 more digits, such as ###.########

We're happy to help you with free advice and we'd appreciate your thoughtful rating of our answer.

Many thanks to e3enigma above! I removed the synch motor under the turntable; all other microwave functions work fine and the grinding noise is gone, hooray! A trip to the appliance parts store tomorrow for a replacement synchronous motor and all should be well. Thanks again!

That model number doesn't ring a bell. Is that right? Is it foreign?

Chances are the coupler and/or turntable support will be damaged or warped.

Also on some brands, the "packing" (often a rubber grommet) must be replaced.

It will need a new turntable motor. If you or a friend decide to work on it, we have *critical* safety, disassembly, and troubleshooting info at our site, which is linked at our listing here on FixYa: http://tinyurl.com/yzjozk You can find helpful exploded view diagrams and order parts by entering your base model number (without the suffix) here: http://tinyurl.com/gv383