Such failure is the microwave oven can work , but do not turn the dial , the results often cause uneven heating of food . The main cause of failure is the turntable motor damage or loss of power . Maintenance , as long as the first check on the turntable motor 220v voltage , if normal , that is, motor damage , otherwise check the motor power line breakpoints. If you do not want to live measurements , but also first check whether the motor winding shaft and other normal and whether it is stuck, if there is no problem, then check the corresponding power line . Practice shows that generally motor damage is more common. Microwave mostly used speed of 4 rev / min to 8 rev / min low-power synchronous motors , repair of substitution can refer to the following article . The main cause of damage to the turntable motor microwave because there are three First boil milk spillage , the liquid flows into the motor windings caused by a short circuit burned or damaged gear, etc. ; Second, long-term work in a microwave oven and humid environment , the motor windings or bow l line is mold erosion off ; Third, when working turntable microwave cooking too much food because of other reasons often blocked turn , the motor overload damage. Regardless of the maintenance staff or users when using a microwave oven should try to avoid these situations.U3rservice manual download site
 Check the microwave turntable motor big easy for most microwave oven as long as the turntable and turntable out racks movable objects , and then turn over the stove , so that the bottom up, then the corresponding position of the turntable motor cover or unscrew the bottom screws , remove the cover , you can see the motor can be detected or repaired .U3rservice manual download site