Firstly, the machine should avoid collision and keep clean.
Secondly, baring as the core part carrying the whole load of the machine, so the good lubrication of bearing directly influence the machine running rate and working efficiency. As a consequence, should add clean lubrication oil and seal good.
Finally, strengthen the routine check, record in detail, including the previous record, repair and replace records, daily working load and usage condition, which is helpful for analysis and diagnose, in order to remove faults and hidden dangers.