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Easyflow by Neles™ 

J7 Series Reduced bore 

flanged ball valve  

DN15 - DN200 (1/2” - 8”)

Installation, Maintenance and  

Operating Instructions

IMO-240 EN

Issue 7/2020

Summary of Contents for Easyflow J7 DN15

Page 1: ...Easyflow by Neles J7 Series Reduced bore flanged ball valve DN15 DN200 1 2 8 Installation Maintenance and Operating Instructions IMO 240 EN Issue 7 2020 ...

Page 2: ...ses and phone numbers are printed on the back cover Table of contents GENERAL 3 Scope of the Manual 3 Valve markings 3 Safety Precautions 3 TRANSPORTATION AND STORAGE 3 INSTALLATION 3 General 3 Installing in the Pipeline 4 Valve Insulation 4 Actuator 4 Commissioning 4 MAINTENANCE 4 General 4 Actuated Valve 4 Valve Disassembly 5 Checking Parts 5 Valve Assembly 5 Testing the Valve 6 ACTUATOR 6 Actua...

Page 3: ... NOT EXCEED THESE RATINGS WARNING BEWARE OF BALL MOVEMENT KEEP HANDS OTHER PARTS OF THE BODY TOOLS AND OTHER OBJECTS OUT OF THE OPEN FLOW PORT LEAVE NO FOREIGN OBJECTS INSIDE THE PIPELINE WHEN THE VALVE IS ACTUATED THE BALL FUNCTIONS AS A CUTTING DEVICE DISCONNECT ANY PNEUMATIC SUPPLY LINES ANY ELECTRICAL POWER SOURCES AND MAKE SURE SPRINGS IN SPRING RETURN ACTUATORS ARE IN THE FULL EXTENDED RELAX...

Page 4: ...ck that the actuator positioner and or switch s are correctly adjusted Actuator adjustment is in Section 5 To adjust any accompanying device s refer to the separate control equipment instruction manuals 4 MAINTENANCE 4 1 GENERAL Although Easyflow by Neles valves are designed to work under severe conditions proper preventative maintenance can significantly help to prevent unplanned downtime and red...

Page 5: ...number from name plate b If the valve is serialized the serial number stamped on the valve body or name plate or applicable manufacturing order number c Spare part set number as per Table 3 4 5 VALVE ASSEMBLY Numbers in refer to items shown in the exploded view It is advisable to replace seats and seals if complete disassembly and reassembly become necessary 1 Clean all valve components if not pre...

Page 6: ...ATOR BE SURE THAT THE INDICATOR POINTER ON TOP OF THE ACTUATOR IS CORRECTLY INDICATING THE VALVE POSITION FAILURE TO ASSEMBLE THESE PRODUCTS TO INDICATE CORRECT VALVE POSITION COULD RESULT IN DAMAGE OR PERSONAL INJURY CAUTION When installing or servicing a valve actuator assembly the best practice is to remove the entire assembly from service CAUTION An actuator should be remounted on the valve fr...

Page 7: ...tion on spare parts and service or assistance visit our web site at www neles com products NOTE When ordering spare parts always include the following information a Valve type code as per technical bulletin and model number from name plate b If the valve is serialized the serial number stamped on the valve body or name plate or applicable manufacturing order number c Spare part set number as per T...

Page 8: ...m washer 8 Stem retainer 1 9 V ring stem seal 10 Stem retainer 2 11 Outer stem O ring 12 Inner stem O ring 13 Disc spring 14 Gland flange 15 Gland stud 16 Gland nut 17 Body seal 18 Body gasket 19 Body stud 20 Body nut These items form the spare part set Refer Table 3 for spare part set details for each valve EXPLODED VIEW DN15 TO DN200 ...

Page 9: ...ainless Steel 6 Stem Material 36 316 Stainless Steel 43 17 4PH Stainless Steel 7 Seat and Seal Materials ZG TFM 1600 Graphite 8 O Ring Material 53 Fluoroelastomer FKM 9 OPTIONS Blank standard option Q Cavity filler seat TFM is a trademark of Dyneon a 3M Company NOTE As the use of the valve is application specific a number of factors should be taken into account when selecting a valve for a given a...

Page 10: ...IMO 240 EN Issue 7 2020 10 ...

Page 11: ...11 IMO 240 EN Issue 7 2020 ...

Page 12: ...3 151 neles com Subject to change without prior notice Neles Jamesbury and Easyflow by Neles and certain other trademarks are either registered trademarks or trademarks of Neles Corporation or its subsidiaries or affiliates in the United States and or in other countries For more information www neles com trademarks ...

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