Addtime： 2020-07-16 Browse times： 2839
1. Check whether the vacuum pump pipeline and joint are loose. Roll the vacuum pump by hand and try to see if it is active.
2. Add bearing lubricating gasoline into the bearing body, check that the oil level should be at the core line of the oil standard, and the lubricating oil should be replaced or supplemented in time.
3. Screw off the water diversion plug of the vacuum pump body and pour water or propeller.
4. Close the gate valve of water outlet pipeline, outlet pressure gauge and inlet vacuum gauge.
5. Jog the motor and try to see if the motor direction is accurate.
6. Start the motor. After the top vacuum pump operates normally, open the outlet pressure gauge and the inlet vacuum pump, and gradually open the gate valve according to the moderate pressure displayed by the vacuum pump. At the same time, check the load condition of the motor.
The maximum efficiency and efficiency of the vacuum pump are guaranteed in the range of energy saving.
8. In the operation process of vacuum pump, the bearing air temperature cannot exceed the ambient temperature by 35 ℃, and the maximum temperature shall not exceed 80 ℃.
9. If you find that the vacuum pump has abnormal sound, you should immediately park to check the cause.
10. When the vacuum pump is to be stopped, close the gate valve and pressure gauge first, and then stop the motor.
11. In the first month of operation, the lubricating oil of vacuum pump is changed after 100 hours, and then every 500 hours.
12. The packing gland is often regulated to ensure the normal condition of the leaky pot in the packing chamber, and it is appropriate to make the leaker out.
13. Check the wear condition of the shaft sleeve on schedule, and replace it in time if the wear is large.
14. When the vacuum pump is used in winter, after parking, it is necessary to screw off the drain plug at the lower part of the pump body to drain the medium. The embankment was cracked by frost.
15. The vacuum pump is out of service all year round. It is necessary to crack all the pumps, wipe off the moisture, coat the rolling parts and joints with grease, and keep them properly.
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