Baker Hughes Masoneilan 31000 Series Instruction Manual
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Baker Hughes Masoneilan 31000 Series Instruction Manual

Eccentric rotary control valve with pfa liner
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Masoneilan
™
31000 Series
Eccentric Rotary Control Valve with PFA Liner
Instruction Manual (Rev.D)
Baker Hughes Data Classification: Public

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Summary of Contents for Baker Hughes Masoneilan 31000 Series

  • Page 1 Masoneilan ™ 31000 Series Eccentric Rotary Control Valve with PFA Liner Instruction Manual (Rev.D) Baker Hughes Data Classification: Public...
  • Page 2 OPERATOR ARE STRICTLY LIMITED TO THOSE EXPRESSLY PROVIDED IN THE CONTRACT RELATING TO THE SUPPLY OF THE EQUIPMENT. NO ADDITIONAL REPRESENTATIONS OR WARRANTIES BY BAKER HUGHES REGARDING THE EQUIPMENT OR ITS USE ARE GIVEN OR IMPLIED BY THE ISSUE OF THESE INSTRUCTIONS.

  • Page 3: Table Of Contents

    4. Unpacking ..........................3 5. Installation..........................3 6. Disassembly..........................3 7. Reassembly..........................4 8. Seat Ring Replacement......................8 9. Assembly Tools ......................... 8 Masoneilan 31000 Series Control Valve Instruction Manual | iii Copyright 2020 Baker Hughes Company. All rights reserved.

  • Page 4: Safety Information

    Warranty Items sold by Baker Hughes are warranted to be free from defects Indicates a potentially hazardous situation which, if not avoided, in materials and workmanship for a period of one year from the could result in death or serious injury.

  • Page 5: Introduction

    These are listed in Figures can rotate eccentrically in a free flow design, flanged valve 2 and 3 and can be obtained from Baker Hughes Masoneilan body. The seating surface of the plug has the shape of a parts department.

  • Page 6: Unpacking

    Remove the yoke screws (19) (Figure 1) and lift off the complete actuator unit and lever (135). (bar) (16) (15) (10) °C 100 120 °F 212 248 Pressure/Temperature Diagram 3 | Baker Hughes Copyright 2020 Baker Hughes Company. All rights reserved.

  • Page 7: Reassembly

    Insert the plug (3) into the bottom guiding bore of the body. Place the bonnet (2) over the plug shaft onto the body and handtighten the bolting (14, 15, 16). Masoneilan 31000 Series Control Valve Instruction Manual | 4 Copyright 2020 Baker Hughes Company. All rights reserved.
  • Page 8 17 4 Hexagon Head Cap Screw 27 1 Serial Plate Packing Follower 18 4 Washer 28 2 Grooved Pin • Recommended Spare Part (1) Refer to Figure 4 5 | Baker Hughes Copyright 2020 Baker Hughes Company. All rights reserved.
  • Page 9 Remove the handwheel or setting tool and secure the spring barrel with the screws (101) and washers (102). Masoneilan 31000 Series Control Valve Instruction Manual | 6 Copyright 2020 Baker Hughes Company. All rights reserved.
  • Page 10 143 2 Screw 112 2 Plate Screw 133 1 Boss Cover 153 2 Indicator Screw 118 1 Rear Cover 134 1 Yoke 154 1 Indicator • Recommended Spare Part 7 | Baker Hughes Copyright 2020 Baker Hughes Company. All rights reserved.

  • Page 11: Seat Ring Replacement

    Operation The tools can be obtained as a complete set from Baker Hughes If leakage between seat and plug is found during operation, it can parts department and are suitable for all valve sizes (refer to be eliminated in most cases by adjusting the actuator.
  • Page 12 Figure 7 Setting the Actuator on Air to Open (Valve closed on Air Failure) Figure 8 Setting the Actuator on Air to Close (valve open on Air Failure) 9 | Baker Hughes Copyright 2020 Baker Hughes Company. All rights reserved.
  • Page 13 Notes Masoneilan 31000 Series Control Valve Instruction Manual | 10 Copyright 2020 Baker Hughes Company. All rights reserved.
  • Page 14 Notes 11 | Baker Hughes Copyright 2020 Baker Hughes Company. All rights reserved.
  • Page 15 Notes Masoneilan 31000 Series Control Valve Instruction Manual | 12 Copyright 2020 Baker Hughes Company. All rights reserved.
  • Page 16 Copyright 2020 Baker Hughes Company. All rights reserved. Baker Hughes provides this information on an “as is” basis for general information purposes. Baker Hughes does not make any representation as to the accuracy or completeness of the information and makes no warranties of any kind, specific, implied or oral, to the fullest extent permissible by law, including those of merchantability and fitness for a particular purpose or use.

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