Control valve maintenance personnel skill requirements

Control valve maintenance personnel and the instrument maintenance staff skill requirements similar. Maintenance personnel shall meet the following conditions:
Familiar with the technical requirements of the control valve maintenance procedures manual and control valves.3 way air valve
Familiar control valve structure, working principle and the technical requirements of the disassembly.
3 corresponding control valve in the process of the production process, familiar with the requirements of the process of the production process for the control valve o
4 master control valve to maintain the use of the required instrumentation.pilot valves