In the flour mill, usually USES a motor,ore grinder mill so the motor is to have a how a maintenance means, milling machinery motor maintenance means is need a what kind of a request, how to meet such a requirement?
First milling machinery motor before startup, check the winding insulation resistance to the ground;Nameplate of the voltage, frequency and voltage whether conform to, wiring is correct;Whether the capacity and motor power of the motor control cabinet, whether there is a short circuit, open phase running, over-current protection device, to ensure the safe operation of electric pump.Motor earthing line must be reliable.Motor operation process, the working current shall not exceed the rated current;Temperature not too high;Motor should be often dust, dry clean;Often run of motor should be check once a month, should be done once every six months maintenance!
Flour milling machinery motor maintenance means that some are need to do some understanding, some once you understand this, will be a good a start.

http://www.mill-crushers.com/