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Definox DCX3 Maintenance Notice

Manual compression valve
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MAINTENANCE NOTICE
DCX3 & 4 MANUAL COMPRESSION VALVE
www.definox.com
NM-066
index 10
Page 1/26
August 2016

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Summary of Contents for Definox DCX3

  • Page 1 MAINTENANCE NOTICE DCX3 & 4 MANUAL COMPRESSION VALVE www.definox.com NM-066 index 10 Page 1/26 August 2016...

  • Page 2: Table Of Contents

    6.4 DCX4 MANUAL VALVE WITH ELASTOMER SEAL 6.5 DCX3 MANUAL VALVE WITH METAL/METAL SEAL 6.6 LIST OF SPACE PARTS FOR MANUAL DCX3/4 DN 25 A 51 6.7 LIST OF SPACE PARTS FOR MANUAL DCX3/4 DN 63 A 104 6.8 LIST OF REFERENCES OF SEAL KITS FOR DCX3/4 MANUAL VALVES 6.9 DETAILS OF SEAL SETS FOR DCX3/4 MANUAL VALVES...

  • Page 3: Change Management

    Add ex. : grease February 2002 R. GABORIT Modif ref of o’ring Nr24 DN4’’/104 October 2002 R. GABORIT Modif ref of o’ring Nr08 DN70 & kit seal EPDM DCX3 DN80/100 June 2007 14/15 R. GABORIT Update notice October 2009 G. ANDRE...

  • Page 4: Safety

    MAINTENANCE NOTICE 2 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 manual DCX3 & 4 floating seal, elastomer seal or metal- to-metal seal. 3 INTRODUCTION The disassembly process for DCX3 or DCX4 changeover valve is divided into two distinct steps : DISASSEMBLING THE VALVE (Extracting the actuator and Plug assembly from the body...

  • Page 6: Disassembling The Valve

    • Lift the plug by unscrewing the handle in order to relieve the pressure on the clamp. • Disassemble the clamp collar, • Remove the manual actuator/shut-off unit assembly from the DCX3 body and retrieve the seal. Manual actuator +...

  • Page 7: Disassembling The Dcx4 Valve Clamp Collar

    Lift the plug by unscrewing the handle in order to relieve the pressure on the clamp. • Remove the clamp from the DCX3 body. • Remove the manual actuator/shut-off unit assembly from the DCX3 body and retrieve the seal. Manual actuator + DCX4 Upper clamp...

  • Page 8: Dcx3 Shut-Off Unit And Manual Actuator

    MAINTENANCE NOTICE DCX3 SHUT-OFF UNIT AND MANUAL ACTUATOR • Withdraw the plug as far as possible by turning the handle. • Unscrew the hex. head screw then remove the washer and handle. • Remove the drive screw completely from the lantern using a flat-head screwdriver.

  • Page 9: Dcx4 Shut-Off Unit And Manual Actuator

    MAINTENANCE NOTICE DCX4 SHUT-OFF UNIT AND MANUAL ACTUATOR • Withdraw the plug as far as possible by turning the handle. • Remove the clamp from the DCX4 body. • Unscrew the hex. head screw then remove the washer and handle. •...

  • Page 10: Changing The Seals And Refitting

    Our valve components are listed and identified in our folder and CD-ROM under “Spare Parts Catalogue”. Here you will find the information required to order your spare parts. REFITTING THE DCX3 OR 4 VALVE This procedure is performed in the reverse order to dismantling. However, it is necessary to take into account the following information : •...

  • Page 11: Replacing Pfa Seals

    MAINTENANCE NOTICE REPLACING PFA SEALS To change PFA seals, follow the guidelines given below: • Remove the defective seal using a cutter taking care not to mark the bearing surface of the plug (protect the stainless steel surface using the edge of a steel rule or a plastic off-cut), •...

  • Page 12: Parts

    MAINTENANCE NOTICE 6 PARTS DCX3 MANUAL STANDARD PFA VALVE A1, A2 Seal kit family (complete): B1, B2 Seal kit family (Without PFA seal): (According to material grade) NM-066 index 10 Page 12/26 August 2016...

  • Page 13: Dcx4 Manual Standard Pfa Valve

    MAINTENANCE NOTICE DCX4 MANUAL STANDARD PFA VALVE C1, C2 Seal kit family (complete): D1, D2 Seal kit family (Without PFA seal): (According to material grade) NM-066 index 10 Page 13/26 August 2016...

  • Page 14: Dcx3 Manual Valve With Elastomer Seal

    MAINTENANCE NOTICE DCX3 MANUAL VALVE WITH ELASTOMER SEAL E1, E2 Seal kit family : (According to material grade) NM-066 index 10 Page 14/26 August 2016...

  • Page 15: Dcx4 Manual Valve With Elastomer Seal

    MAINTENANCE NOTICE DCX4 MANUAL VALVE WITH ELASTOMER SEAL F1, F2 Seal kit family : (According to material grade) NM-066 index 10 Page 15/26 August 2016...

  • Page 16: Dcx3 Manual Valve With Metal/Metal Seal

    MAINTENANCE NOTICE DCX3 MANUAL VALVE WITH METAL/METAL SEAL B1, B2 Seal kit family : (According to material grade) NM-066 index 10 Page 16/26 August 2016...
  • Page 17 MAINTENANCE NOTICE LIST OF SPACE PARTS FOR MANUAL DCX3/4 DN 25 A 51 DN25 DN1’’ DN25 DN32 DN38 DN1’’1/2 DN40 DN2’’ DN51 DN50 Description DCX3 valve body Depending on body configuration DCX3 standard seat valve plug 7005634 7005580 7005509 DCX4 standard seat valve plug...

  • Page 18: List Of Space Parts For Manual Dcx3/4 Dn 63 A 104

    MAINTENANCE NOTICE LIST OF SPACE PARTS FOR MANUAL DCX3/4 DN 63 A 104 DN2’’1/2 DN63 DN65 DN3’’ DN76 DN80 DN104 Description DN4’’ US DCX3 valve body Depending on body configuration DCX3 standard seat valve plug 7005651 7005667 7005601 7005560 7005528...

  • Page 19: List Of References Of Seal Kits For Dcx3/4 Manual Valves

    MAINTENANCE NOTICE LIST OF REFERENCES OF SEAL KITS FOR DCX3/4 MANUAL VALVES DESCRIPTION 25-40 50-51 63-76 100-104 seal kit for DCX3 standard valve PFA/EPDM FDA 7080500 7080501 7080502 7080503 7080504 (Complete) PFA/FKM FDA seal kit for DCX3 standard valve (Complete)

  • Page 20: Details Of Seal Sets For Dcx3/4 Manual Valves

    MAINTENANCE NOTICE DETAILS OF SEAL SETS FOR DCX3/4 MANUAL VALVES valve seal kits for (Complete): PFA/EPDM FDA DCX3 standard valves DN25-38 SMS DN51 SMS DN63-76 SMS Diameter DN25-40 DIN DN50 DIN DN65 DIN DN80 DIN DN104 DIN DN1’’-1’’1-2 US DN2’’ US DN3’’...
  • Page 21 MAINTENANCE NOTICE valve seal kits for (Without seal): EPDM FDA DCX3 standard valves DN25-38 SMS DN51 SMS DN63-76 SMS Diameter DN25-40 DIN DN50 DIN DN65 DIN DN80 DIN DN104 DIN DN1’’-1’’1-2 US DN2’’ US DN3’’ US DN4’’ US Kit No.
  • Page 22 7080543 7080544 7080545 7080546 Guide Description Seal reference Seal support plate O-ring 7380158 7380159 7006164 7006183 EPDM FDA DCX3/4 plug seal 7005138 7005147 7005156 7140038 7005291 Seal support plate O-ring 7380137 7380179 7006160 EPDM FDA Seal support plate ring. 7009993...
  • Page 23 MAINTENANCE NOTICE valve seal kits for valves (Without seal): EPDM FDA DCX4 standard DN25-38 SMS DN51 SMS DN63-76 SMS Diameter DN25-40 DIN DN50 DIN DN65 DIN DN80 DIN DN104 DIN DN1’’-1’’1-2 US DN2’’ US DN3’’ US DN4’’ US Kit No. 7080557 7080558 7080559...
  • Page 24 7380158 7380159 7006164 7006183 Seal support plate O-ring EPDM FDA 7006174 7380158 7006193 7380101 7006162 DCX3/4 plug O-ring EPDM FDA 7380137 7380179 7006160 Seal support plate O-ring EPDM FDA Seal support plate ring. 7009993 7009972 7009973 valve seal kits for...
  • Page 25 7380158 7380159 7006164 7006183 Joint torique de P.P.J. EPDM FDA 7006174 7380158 7006193 7380101 7006162 Joint torique clapet DCX3/4 EPDM FDA 7380137 7380179 7006160 Joint torique de P.P.J. EPDM FDA Segment de P.P.J. 7009993 7009972 7009973 valve seal kits for...
  • Page 26 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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