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Starting and Operation of Diesel Engine Water Pump
- Categories:Industry News
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- Time of issue:2023-04-18 16:07
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(Summary description)1. Start the diesel engine self priming pump and pay attention to the correct rotation of the pump shaft. 2. Pay attention to any abnormal sounds and vibrations during rotation. 3. Pay attention to the readings of the pressure gauge and vacuum gauge. After starting, when the readings of the pressure gauge and vacuum gauge fluctuate for a period of time and become stable, it indicates that the pump has been filled with liquid and enters normal infusion operation. 4. During the self priming process before the pump enters the normal infusion operation, special attention should be paid to the increase in water temperature inside the pump. If this process is too long and the water temperature inside the pump is too high, the pump should be stopped to check the cause. 5. If the temperature of the liquid in the pump is too high, which causes difficulty in self priming, it can be temporarily stopped and the liquid in the discharge pipeline can flow back into the pump or directly replenish the liquid at the storage port on the pump body to cool the liquid in the pump, and then start. 6. If strong vibration and noise occur during the operation of the pump, it may be caused by cavitation. There are two reasons for cavitation: one is the excessive flow rate in the inlet pipe, and the other is the high suction head. When the flow rate is too high, the outlet control valve can be adjusted to increase the pressure gauge reading. If there is a blockage in the inlet pipeline, it should be promptly eliminated; When the suction head is too high, the installation height of the pump can be appropriately reduced. 7. When the pump stops for some reason during operation and needs to be restarted, the outlet control valve should be slightly opened (not fully closed), which is not only conducive to the discharge of gas from the outlet during the self suction process, but also ensures that the pump starts under a lighter load. 8. Pay attention to checking the pipeline system for leaks.
Starting and Operation of Diesel Engine Water Pump
(Summary description)1. Start the diesel engine self priming pump and pay attention to the correct rotation of the pump shaft.
2. Pay attention to any abnormal sounds and vibrations during rotation.
3. Pay attention to the readings of the pressure gauge and vacuum gauge. After starting, when the readings of the pressure gauge and vacuum gauge fluctuate for a period of time and become stable, it indicates that the pump has been filled with liquid and enters normal infusion operation.
4. During the self priming process before the pump enters the normal infusion operation, special attention should be paid to the increase in water temperature inside the pump. If this process is too long and the water temperature inside the pump is too high, the pump should be stopped to check the cause.
5. If the temperature of the liquid in the pump is too high, which causes difficulty in self priming, it can be temporarily stopped and the liquid in the discharge pipeline can flow back into the pump or directly replenish the liquid at the storage port on the pump body to cool the liquid in the pump, and then start.
6. If strong vibration and noise occur during the operation of the pump, it may be caused by cavitation. There are two reasons for cavitation: one is the excessive flow rate in the inlet pipe, and the other is the high suction head. When the flow rate is too high, the outlet control valve can be adjusted to increase the pressure gauge reading. If there is a blockage in the inlet pipeline, it should be promptly eliminated; When the suction head is too high, the installation height of the pump can be appropriately reduced.
7. When the pump stops for some reason during operation and needs to be restarted, the outlet control valve should be slightly opened (not fully closed), which is not only conducive to the discharge of gas from the outlet during the self suction process, but also ensures that the pump starts under a lighter load.
8. Pay attention to checking the pipeline system for leaks.
- Categories:Industry News
- Author:
- Origin:
- Time of issue:2023-04-18 16:07
- Views:
1. Start the diesel engine self priming pump and pay attention to the correct rotation of the pump shaft.
2. Pay attention to any abnormal sounds and vibrations during rotation.
3. Pay attention to the readings of the pressure gauge and vacuum gauge. After starting, when the readings of the pressure gauge and vacuum gauge fluctuate for a period of time and become stable, it indicates that the pump has been filled with liquid and enters normal infusion operation.
4. During the self priming process before the pump enters the normal infusion operation, special attention should be paid to the increase in water temperature inside the pump. If this process is too long and the water temperature inside the pump is too high, the pump should be stopped to check the cause.
5. If the temperature of the liquid in the pump is too high, which causes difficulty in self priming, it can be temporarily stopped and the liquid in the discharge pipeline can flow back into the pump or directly replenish the liquid at the storage port on the pump body to cool the liquid in the pump, and then start.
6. If strong vibration and noise occur during the operation of the pump, it may be caused by cavitation. There are two reasons for cavitation: one is the excessive flow rate in the inlet pipe, and the other is the high suction head. When the flow rate is too high, the outlet control valve can be adjusted to increase the pressure gauge reading. If there is a blockage in the inlet pipeline, it should be promptly eliminated; When the suction head is too high, the installation height of the pump can be appropriately reduced.
7. When the pump stops for some reason during operation and needs to be restarted, the outlet control valve should be slightly opened (not fully closed), which is not only conducive to the discharge of gas from the outlet during the self suction process, but also ensures that the pump starts under a lighter load.
8. Pay attention to checking the pipeline system for leaks.
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