How to Check Mechanical Seal Dimensions and Structure When Replacing a CDLF Vertical Multistage Pump Seal?
How to Check Mechanical Seal Dimensions and Structure When Replacing a CDLF Vertical Multistage Pump Seal? CDLF vertical multistage pumps are widely used in industrial water supply, pressure boosting, boiler feed systems, and water treatment applications. After extended operation, the mechanical seal may develop leakage due to wear, aging, unsuitable operating conditions, or damage to sealing components. Replacing the mechanical seal is therefore an important part of pump maintenance. However, selecting a replacement seal is not simply a matter of matching the pump series name. Incorrect dimensions or structural differences may cause installation difficulties and repeated leakage. So, what should be checked when replacing a mechanical seal in a CDLF vertical multistage pump? 1. Why Is the Pump Model Alone Not Enough? CDLF is a product series covering different pump sizes and configurations. Mechanical seal specifications may vary depending on the pump model, shaft arrangement, and...