Definox VDCI-MC PFA User Manual

MAINTENANCE NOTICE
IT-TDFX-164 Number 15 Page 1/35 February 2013
VDCI-MC MIXPROOF VALVES
PFA – SP – SP-C – PMO-C
www.definox.com

Definox VDCI-MC PFA Specifications

General

Brand	Definox
Model	VDCI-MC PFA
Category	Control Unit
Language	English

Summary

CHANGE MANAGEMENT

SAFETY

IMPORTANT INFORMATION

Crucial safety advice for valve manipulation.

GENERAL INFORMATION

General guidance for optimal equipment use.

INTRODUCTION

DISASSEMBLING THE VALVE

Procedure for extracting the isolation sub-assembly from the valve body.

DISASSEMBLING THE PNEUMATIC ACTUATOR

Procedure for changing internal seals on the pneumatic actuator.

DISASSEMBLING THE VALVE

DISMANTLING THE SIGNALLING BOX

Steps for safely removing the signalling box from the actuator.

BODY AND ISOLATION

Procedure for separating the valve body and isolation components.

DISASSEMBLING THE VDCI-MC PFA BREAKAWAY ACTUATOR

Steps to disassemble the breakaway actuator for seal replacement.

DISASSEMBLING LOWER PLUGS VDCI-MC MIXPROOF VALVES

Instructions for disassembling the lower plug assembly of mixproof valves.

REASSEMBLING VDCI-MC MIXPROOF VALVES

REPLACING FAULTY COMPONENTS OR SEALS ON THE PLUGS

Guidance on replacing seals and components on valve plugs.

VDCI-MC PARTS

PARTS FOR THE VDCI-MC PFA BREAKAWAY ACTUATOR SUB-ASSEMBLY

Component parts list for the VDCI-MC PFA breakaway actuator.

PARTS FOR PLUG SUB-ASSEMBLY VDCI-MC PFA

Parts diagram and list for the VDCI-MC PFA plug sub-assembly.

PARTS FOR BODY SUB-ASSEMBLY VDCI MC-PFA and SP SP-C

Component list for the body sub-assembly of VDCI-MC PFA and SP/SP-C valves.

TABLE OF PARTS FOR VDCI-MC PFA SP SP-C & PMO-C MIXPROOF VALVES

Comprehensive table of parts for VDCI-MC mixproof valve variants.

REFERENCES OF SEAL KITS FOR VDCI-MC MIXPROOF VALVES

References and part numbers for various VDCI-MC seal kits.