After any equipment product runs for a period of time, a series of problems will occur. At this time, as a user, it should be solved in the most scientific and reasonable way. This is the focus to ensure normal use. During the operation of a double gear pump, if it is used improperly, it will also easily cause related problems. It is still a trustworthy basis to adjust it with the appropriate method. During the operation of the double gear pump, if it is found that the gap between the axial directions of the pumps is too small, it is necessary to effectively adjust the axial vertical distance, so as to ensure that it is safer and more effective during operation. the key of. In addition, during the operation of the needle roller, if it is not very flexible, you need to replace the needle roller inside the bearing. After all, it is a normal phenomenon that the parts are worn out for a long time running. You can pay special attention to it. . Not only that, the pressure valve fails during operation. It is necessary to check whether the spring inside the valve has lost its elasticity and whether there are related problems such as clogging. This is the key to ensuring the upgrade of the quality of use. During the operation of the double gear pump, if the coupling between the pump body and the motor is insufficient in concentricity, the best solution should be to adjust the concentricity in time to reduce the occurrence of errors.