Sharing of Fault Diagnosis and Maintenance Techniques for (Globe Valve)

"Sharing of Fault Diagnosis and Maintenance Techniques for (Globe Valve)"

1、 Overview

The shut-off valve plays an important role in cutting off and regulating the pipeline system, but during long-term operation, various faults may occur, affecting the normal operation of the system. This guide will share with you the troubleshooting and repair techniques for (globe valve), helping you better maintain and repair (globe valve).

2、 Common fault diagnosis

1. (Globe valve) unable to open or close: It may be due to dirt in the valve chamber or sealing surface, causing the valve to jam. At this point, try cleaning the valve chamber and sealing surface to remove dirt.

2. Abnormal sound when opening or closing (globe valve): It may be due to wear or damage of valve components, such as valve stem, valve disc, etc. Check the valve components and replace them promptly if there is any wear or damage.

3. (Globe valve) Leakage: It may be due to damage to the valve sealing surface or loosening of valve bolts. Check the sealing surface of the valve. If there is any damage, it should be replaced in a timely manner; Check the valve bolts and tighten them in a timely manner if there is any looseness.

4. (Globe valve) Unstable flow rate: It may be due to foreign objects in the valve chamber or valve damage. Clean the valve chamber and check if the valve is damaged. If there is any damage, it should be replaced in a timely manner.

5. (Stop valve) Drive failure: It may be due to damage to the motor or pneumatic components. Check the motor or pneumatic components, and replace them promptly if there is any damage.

3、 Maintenance skills

1. Clean the valve chamber and sealing surface: Use a clean cloth, cotton yarn, or brush to remove dirt from the valve chamber and sealing surface.

2. Check valve components: Regularly inspect valve components, such as valve stem, valve disc, sealing gasket, etc. If there is wear or damage, it should be replaced in a timely manner.

3. Tighten valve bolts: Regularly inspect valve bolts, and if there is any looseness, tighten them in a timely manner.

4. Replace valve gasket: If the valve leaks, it may be due to damage to the valve gasket. Replace the valve gasket with a new one to ensure sealing performance.

5. Replace drive components: If the motor or pneumatic components are damaged, they should be replaced in a timely manner. When replacing, pay attention to selecting drive components that match the original equipment.

4、 Precautions

Before conducting maintenance, please ensure that the valve is closed and cut off the supply of medium.

During the maintenance process, it is important to ensure that the inside of the valve is clean to avoid any further blockage caused by dirt.

When replacing valve components, it is necessary to ensure that the new components match the original equipment to ensure the normal operation of the valve.

4. Regularly maintain and inspect the globe valve to extend its service life.

By using the above fault diagnosis and repair techniques, you can better maintain and repair the shut-off valve, ensuring the normal operation of the pipeline system. I hope this guide is helpful to you.