[EN] Definox | DCX3 valve | NC to NO switch | Tutorial

Опубликовано: 14 Июль 2026
на канале: Definox Sas
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🔧 This tutorial demonstrates how to convert the actuator of a DCX3 single-sealing shut-off valve from the NC (Normally Closed) position to the NO (Normally Open) position.

The video provides a detailed, step-by-step explanation of the internal actuator disassembly, the correct positioning of the guide pins, and the full procedure required to safely reverse the operating mode.

👉 In this maintenance tutorial, you will learn:

How to dismantle the internal components of the actuator
How to correctly position the guide pins to switch from NC to NO
How to reassemble the actuator following Definox guidelines
Which tools are required for safe and efficient intervention
Which reference documents to use to ensure compliant maintenance

This clear and practical guide helps technicians perform reliable maintenance operations and maintain optimal performance of DCX3 valves in industrial environments.

⏱️Chapters :
0:00 Introduction
0:36 Guide pin setting up
0:46 Dismantling the internal components of the actuator
1:14 Repositioning of the mechanical elements
4:00 Conclusion

Learn more about the DCX3 shut-off valve: https://www.definox.com/en/?product=d...

#DCX3Valve #definox #tutorial #maintenance