Definox DCX3 Clean Flush - Table of Contents

MAINTENANCE MANUAL
NM-288 index 01 Page 2/19 October 2023
TABLE OF CONTENTS
1 CHANGE MANAGEMENT 3
2 SAFETY 4
2.1 IMPORTANT INFORMATION 4
2.2 GENERAL INFORMATIONS 4
3 INTRODUCTION 5
3.1 DISASSEMBLING THE VALVE (remove the body, actuator and section) 5
3.2 DISASSEMBLING THE ACTUATOR (changing the inner gaskets) 5
3.2.1 Safety devices 6
4 VALVE DISASSEMBLING 7
4.1 DISASSEMBLING THE SIGNALING BLOCK 7
4.2 DISASSEMBLING THE COLLAR CLAMPS OF THE DCX3 CLEAN FLUSH VALVE 8
4.3 DISMANTLING THE DCX3 CLEAN FLUSH SECTION 9
4.4 DISASSEMBLING THE ACTUATOR 9
4.4.1 Disassembling the accessories 9
4.4.2 Disassembling the internal parts of the actuator 10
5 CHANGING THE SEALS AND REASSEMBLING 11
5.1 INTRODUCTION 11
5.2 ASSEMBLING THE ACTUATOR 11
5.3 REASSEMBLING THE DCX3 CLEAN FLUSH VALVE 12
6 SPARE PARTS 13
6.1 DCX3 CLEAN FLUSH ACTUATOR 13
6.2 DCX3 CLEAN FLUSH VALVE 14
6.3 SPARE PARTS LIST DCX3 AUTOMATIC CLEAN FLUSH DN25 SMS 15
6.4 LIST OF ACTUATORS FOR DCX AUTOMATIC SEAT VALVE 16
6.5 DETAILS OF SEAL KITS FOR DCX3 VALVES 16
6.5.1 Seal kits NBR forDCX3 actuator standard & diaphragm: 17
6.5.2 Process seal kit EPDM DCX3 Clean Flush: 17
6.5.3 Process seal kit FKM DCX3 Clean Flush: 17
6.6 Greases reference 18