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What are the causes of severe mechanical seal leakage in fire pumps? How to repair?

Nov 11, 2022
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Fire pump is an important equipment in the fire fighting system, whether the normal operation of the fire pump is vital, a little problem with the fire pump can not be ignored, and not the purchase of the fire pump everything is fine, we also need to understand the fire pump, found simple problems can understand and deal with, so as to more effectively ensure the safety of the use of the fire pump.

Fire pumps in the process of use, there may be a variety of problems, the following zjbetter of the editorial with you to analyze, the causes of leakage in the fire pump and how to repair. In order to facilitate the use of fire pumps in the process, if you encounter the problem of leakage to be able to eliminate the problem and repair themselves. The following is the fire pump leakage of several causes and solutions, for reference only: 

1. Loose screws, first check whether the screws are loose, if there is a loose situation tighten the screws can be.

2. Impurities, foreign bodies or media crystals affect the axial movement of the moving ring or support between the end surfaces of the moving and static ring. Eliminate impurities, foreign bodies and crystals, thoroughly clean the sealing components.

3. Static ring assembly is skewed. Reassemble the static ring for fire pumps.

4. Insufficient spring pressure. Check whether the spring has lost its elasticity, readjust the spring or replace it.

5. Shaft sleeve processing accuracy and finish is not enough, affecting the axial movement of the dynamic ring. Change the bushing with qualified processing accuracy.

6. Corrosion, wear or scratching on the end face of the moving or static ring. Repair or replace the bad moving ring static ring.

7. Dynamic ring seal assembly slant roll or corrosion deformation. Reassemble or replace the dynamic ring seal ring for fire pump.

ZJbetter always believe that technology is the first productive force, we continue to breakthrough, innovation, only to continue to meet the needs of customers, technical breakthrough is a breakthrough in the fire fighting industry. zjbetter's professional achievement of our achievements, at the same time, our professional is also the source of customer trust us, looking for fire pump manufacturers, recognized professional fire pump manufacturers --zjbetter.

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