1. The shaft bears the full load of the negative machine, so good lubrication has a great relationship with the bearing life. It directly affects the service life and operation rate of the machine. Therefore, the required lubricant must be cleaned and the seal must be good. Main oil filling (1) Rotating bearing (2) Roller bearing (3) All the gear (4) Active bearing, sliding plane.

2. Newly installed tires are prone to loosening and must be inspected frequently.

3. Pay attention to whether the work of each part of the machine is normal.

4. Pay attention to the degree of wear of the wear parts and pay attention to replace the worn parts.

5. Place the undercarriage plane of the movable device, and remove dust and other materials to prevent the movable bearing from moving on the chassis when the machine encounters unbreakable materials, resulting in serious accidents.

6. When the bearing temperature rises, stop immediately and check the cause to eliminate it.

7. If the rotating gear is in operation, if it has impact sound, it should be stopped immediately to check and eliminate the counter-shock installation test.

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