2 Check the inside and outside of the NTN bearing for pitting, check the pits, cracks and other defects of the NTN bearing.
3 Check the axial movement of the moving parts. Mainly whether the clearance of the NTN bearing meets the requirements.
Reliable maintenance work is the main means to ensure long-term operation of NTN bearings. When the equipment is running for a period of time, professional technicians should be inspected and maintained in time, mainly in the following aspects:
4 Lubricating oil or grease lubrication, should be replaced or added in time, but not too much, requiring one-third to one-half of the lubricating oil, one-third of the grease.
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