Regularly check the operation of oil pump, filter, cooler, valve and pipeline, oil quality of ultrafine vertical mill and oil pressure and temperature of thin oil lubrication system in thin oil lubrication station.

In case of oil pump failure, repair or replace the oil pump in time; When the filter is blocked, clean and replace the filter screen in time; When the oil pipe and oil circuit are blocked, stop the machine to find out the blocking point and deal with it in time; When the cooler leaks, replace it in time;

When the valve of oil inlet pipe is not opened to the right position, it shall be adjusted to the right position in time; When the oil return groove on the bearing pedestal or spherical bearing bush is blocked, stop the machine for inspection and clean the oil return groove and oil return pipe in time.