It sounds like it is overheating. There is a thermal switch that shuts the motor off if it gets too hot. This may be because the motor is pulling too many amps due to a bad winding or the bearings are starting to seize. The best solution is to replace the motor.
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It sounds like it is overheating. There is a thermal switch that shuts the motor off if it gets too hot. This may be because the motor is pulling too many amps due to a bad winding or the bearings are starting to seize. The best solution is to replace the motor.