Definox DPX1EBC Maintenance Notice

Manual and automatic interflange butterfly valves

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MAINTENANCE NOTICE
MANUAL AND AUTOMATIC INTERFLANGE
BUTTERFLY VALVES
www.definox.com
IT-TDFX-222
Revision 0
Page 1/16
October 2008

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Summary of Contents for Definox DPX1EBC

  • Page 1 MAINTENANCE NOTICE MANUAL AND AUTOMATIC INTERFLANGE BUTTERFLY VALVES www.definox.com IT-TDFX-222 Revision 0 Page 1/16 October 2008...
  • Page 2: Table Of Contents

    MAINTENANCE NOTICE TABLE OF CONTENTS CHANGE MANAGEMENT SAFETY 1.1 IMPORTANT INFORMATION: 1.2 GENERAL INFORMATION: INTRODUCTION The disassembly process for manual or automatic butterfly valves is divided into three distinct steps: DISASSEMBLING THE VALVE 1.3 DISMANTLING THE SIGNALLING BOX: 1.4 SEPARATION OF MANUAL OR AUTOMATIC SYSTEM FROM THE VALVE: 1.4.1 SEPARATING THE MANUAL SYSTEM: 1.4.2 SEPARATING THE AUTOMATIC SYSTEM: DISASSEMBLING THE EBC BUTTERFLY VALVE...
  • Page 3: Change Management

    MAINTENANCE NOTICE CHANGE MANAGEMENT CHANGES INDEX DATE PAGE(S) INITIALS IT-TDFX-222 Revision 0 Page 3/16 October 2008...
  • Page 4: Safety

    MAINTENANCE NOTICE SAFETY IMPORTANT INFORMATION: Always read the maintenance notice before manipulating the valve Failure to observe these instructions can result in serious bodily injury or loss of life. DANGER ! This can also result in less serious injuries or damage to the equipment. CAUTION Electricity can result in serious bodily injury or loss of life.
  • Page 5: Introduction

    MAINTENANCE NOTICE MAINTENANCE NOTICE FOR DPX1EBC MANUAL VALVES (right-hand or left-hand opening, with detection, simple or micrometric adjustment) or DPAX1 AUTOMATIC, Compact interflange valves. INTRODUCTION IMPORTANT: Before carrying out any maintenance work, check with the supervisor that the installation is stopped and drained (pipes empty and depressurised, pumps stopped, tanks shut off or empty).
  • Page 6: Separation Of Manual Or Automatic System From The Valve

    MAINTENANCE NOTICE SEPARATION OF MANUAL OR AUTOMATIC SYSTEM FROM THE VALVE: 1.4.1 SEPARATING THE MANUAL SYSTEM: In all cases, remove the upper screw [12] [18] [41] and take off the manual system. For the micrometrically adjustable valve, take care not to lose the spacer [38]. DPX1-EBC DPX1-EBC DPX1-EBC...
  • Page 7: Disassembling The Ebc Butterfly Valve

    MAINTENANCE NOTICE DISASSEMBLING THE EBC BUTTERFLY VALVE Remove the valve nuts [11] and fastening screws [1], separate the mounting flanges [2] and the welded ends [3]. Remove the valve O ring seals [10], the screws [4] then the two ½ bodies [9] take off Take off the wearing rings [6] and remove the butterfly disc [8] from the seal [7].
  • Page 8: Dpx1 Micrometric Adjustment

    MAINTENANCE NOTICE Remove the trigger grip assembly [19] from the hub [23] (right or left). 1.5.2 DPX1 micrometric adjustment: Remove screw [41] then slightly unscrew the control handle assembly [32] [33] and remove the drive wheel [40], unscrew the lock screw [35] pull the operating handle [32] [33] from the body [36].
  • Page 9: Changing Seals And Reassembly

    MAINTENANCE NOTICE CHANGING SEALS AND REASSEMBLY INTRODUCTION: Our valve components are listed and referenced in the "Parts catalogue" section of our folder and our CD-ROM, together with the information necessary for ordering your spare parts. REASSEMBLING THE MANUAL AND AUTOMATIC OPERATING SYSTEM: This procedure is performed in the reverse order to dismantling.
  • Page 10: Reassembling The Butterfly Valve

    MAINTENANCE NOTICE REASSEMBLING THE BUTTERFLY VALVE: This operation is carried out in the reverse order to disassembly. The following guidelines should, however, be followed: Apply a suitable grease to the guides of the butterfly disc [8], the ½ bodies [9] and the seal [7].
  • Page 11: Parts

    MAINTENANCE NOTICE PARTS EBC BUTTERFLY VALVE: 1.11 (compact interflange) Ref: 1 Ref: 2 Ref: 3 Ref:4 Ref: 5 Ref: 6 Ref: 7 Ref: 8 Ref: 9 Ref: 10 Ref: 11 7003476 7003483 7002774 7003466 1’’ 7003476 7003483 7002774 7003466 7003476 7003484 7002774 7003466...
  • Page 12: Body Seals

    MAINTENANCE NOTICE Type 1 Type 2 BUTTERFLY VALVE STANDARD SEALS (7) 1.12 EPDM FKM (viton) (silicone) 1’’ 7006513 7006528 7006573 1’’½ 7006514 7006501 7006574 2’’ 7006515 7006502 7006575 2’’½ 7006582 7006583 7006600 3’’ 7006585 7006586 7006601 7006593 7006594 7008786 4’’ 7006637 7006638 7006662...
  • Page 13: Standard Manual Handle

    MAINTENANCE NOTICE STANDARD MANUAL HANDLE: 1.14 Right-hand opening Left-hand opening Left-hand opening Right-hand opening Low-level detection Micrometric adjustment IT-TDFX-222 Revision 0 Page 13/16 October 2008...
  • Page 14: List Of Spare Parts For Standard Manual Handle

    104-4’’ 150-6’’ Hub screw. 7002756 Hub (right-hand opening). 7003050 7002914 Handle. 7002754 7002913 Hub spring. 7380305 7007750 Sleeve (Definox). 7002752 7002753 Hub (left-hand opening). 7003051 7002921 Trigger grip screw. 7380324 Trigger grip. 7003178 7003176 Trigger grip spring. 7007845 Trigger grip pin.
  • Page 15: Automatic Control Actuator Fastening Bracket Assembly

    MAINTENANCE NOTICE AUTOMATIC CONTROL ACTUATOR FASTENING BRACKET ASSEMBLY: 1.16 LIST OF PARTS FOR AUTOMATIC CONTROL ACTUATOR: 1.17 DN25 to 80 DN104 DN125 to 150 Ref. Part name Fastening bracket 7003506 7003507 Hex. Screw 7006939 7812760 CHC screw 7006817 7380374 Pointer 7002765 7002794 Single-acting actuator...
  • Page 16 New Berlin – WISCONSIN 53151 – USA Tel: (1) 262 797 5730 - Fax: (1) 262 797 5735 lbuckett@definox-usa.com CHINA DEFINOX Beijing Stainless Steel Equipment Ltd No 18 Anningzhuang East Road – HAIDIAN District BEIJING 100085 – CHINA Tel: (86) 10.6293.4909 - Fax: (86) 10.6293-4835 lk@definox.com.cn...

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Dpax1 automatic

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