To make the rolling bearing has performance, in good condition can maintain the long-term use of, have to import bearings of NTN inspection and maintenance, the inspection and maintenance, fault for early prevention is very important, hope for the machine according to the operation condition of operating standards, periodic inspection and maintenance, generally USES the following methods: running state of the inspection according to import bearings rolling NTN sound, vibration, the temperature of the examination and the nature of the lubricant check, the added lubricant or replace time for judgment.
NTN import bearing check fully observation of the machine and regularly check and tear open come down to replace the bearing, check the roll pavement condition and for any damage and may use again



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