Control Valves Maintenance



This 4 days course explains how valves and actuators function and how they are installed and calibrated. It emphasizes installation, troubleshooting, parts replacement, and calibration of control valves, actuators, positioners and digital valve controllers. Students spend over 50% of their time in hands-on workshops.  

Course Content

· Major Loop Components and Their Functions

· Typical process control application: three phase separator

· Standard and symbols

· Valve body material and ‘’end connections ‘’

· Basic valve types and valve characteristics

· Guidelines for valve and actuator selection

· Trim types, material and selection

· Packing types and application Positioners types and application, I/P converter

· Special accessories (booster, SOV, trip valves…)

· Basic Component Symbology

· Valve Selection and Sizing

· Bench Set and Stem Connection

· Accessory Selection and Configuration

· Severe Service Considerations

· Troubleshooting Basics

Practical exercices

-1- valve body/ actuator disassembly:      Fisher 2 ‘’ ED  667/40


-2- Trim inspection and replacement:     Fisher EZ 1 ½ ‘’


-3- Packing replacement :


-4- Actuator Bensh set :


-5- Positioner installation and configuration‘’hart communicator’’ :

Fisher DVC6000