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Baker Hughes Masoneilan 74000 Series Instruction Manual

Erosion resistant control valves
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Masoneilan
™
74000 Series
Erosion Resistant Control Valves
Instruction Manual (Rev.C)
Baker Hughes Data Classification: Public

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Summary of Contents for Baker Hughes Masoneilan 74000 Series

  • Page 1 Masoneilan ™ 74000 Series Erosion Resistant Control Valves Instruction Manual (Rev.C) 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 Disassembly......................4 Valve Actuation ............................. 4 Disconnect Instrumentation........................4 Air-to-Retract Actuators ........................4 Air-to-Extend Actuators ........................4 Actuator Removal..........................4 Valve Disassembly ..........................4 Copyright 2021 Baker Hughes Company. All rights reserved. Masoneilan 74000 Series Control Valves Instructions Manual | c...

  • Page 4: Table Of Contents

    Valves without Leak-Off Connection ....................9 Actuation .......................11 Type 87/88 Multi-Spring Diaphragm Actuators ..................11 Type 51/52/53 Cylinder Actuators ......................13 Parts Reference Table for Models 51/52/53 Actuators ................. 15 d | Baker Hughes Copyright 2021 Baker Hughes Company. All rights reserved.
  • Page 5 DANGER CAUTION WARNING Items sold by Baker Hughes are warranted to be free from defects in materials and workmanship for a period of one year from the Indicates a potentially hazardous situation which, if not avoided, date of shipment provided said items are used according to could result in death or serious injury.
  • Page 6 When ordering spare parts, the MODEL AND SERIAL NUMBERS The Masoneilan 74000 Series product is part of Baker Hughes’s indicated on the manufacturer’s serial plate MUST BE GIVEN. Engineered Product portfolio, and is custom designed to fit our The serial plate is on the side of the actuator yoke.
  • Page 7 Contact the During this operation, the control valve must not be used as an local Baker Hughes Sales Office or Aftermarket Center with any isolating valve. This means that the valve must always be opened issues or problems.
  • Page 8 Plug/Stem sub-assembly (B119) off the seat and use the threaded connection and stem connector sections above caution to avoid unnecessary contact to prevent chipping depending on the connection type. and breaking. 4 | Baker Hughes Copyright 2021 Baker Hughes Company. All rights reserved.

  • Page 9: Maintenance & Repair

    (B015 and B102) must always be replaced after separate the valve plug stem from the actuator stem. disassembly. Copyright 2021 Baker Hughes Company. All rights reserved. Masoneilan 74000 Series Control Valves Instructions Manual | 5...

  • Page 10: Plug/Stem S/A

    If the Bull Nose reached, confirm that the Lower Flange (B010) face is in Guide (B011) has need for replacement, contact Baker Hughes metal to metal contact with the Valve Body (B001) face.
  • Page 11 Figure 3 - Torque Sequence Single Bolting Circle 16 Bolts Figure 4 - Torque Sequence Single Bolting Circle 20 Bolts Figure 5 - Torque Sequence Single Bolting Circle 24 Bolts Copyright 2021 Baker Hughes Company. All rights reserved. Masoneilan 74000 Series Control Valves Instructions Manual | 7...

  • Page 12: Packing Box

    Table 2 - Torque Values for 74000 Series CL600 Valve Size 8x10 Part Valve Class CL600 CL600 CL600 CL600 Description Trim Size Thread size 1.25 Bolt number Body studs Torque 85-95 208-230 208-230 220-250 [daN.m] 8 | Baker Hughes Copyright 2021 Baker Hughes Company. All rights reserved.

  • Page 13: Valves With Leak-Off Connection

    GASKET BODY CONNECTION B714 DISC SPRING B903 PLUG PIN B920 BODY NUT FLAT WASHER (For CL2500) Table 3: 74000 Series Valve Parts List Copyright 2021 Baker Hughes Company. All rights reserved. Masoneilan 74000 Series Control Valves Instructions Manual | 9...
  • Page 14 74111 Fluted Plug Construction with Leak-Off Connection 74211 Bull Nose Plug Construction Figure 6 - 74000 Series Control Valve 10 | Baker Hughes Copyright 2021 Baker Hughes Company. All rights reserved.

  • Page 15: Actuation

    Screw the hex nuts (1) as far as they will go and check that operation is correct. Use the pointer (7) to set the travel scale (9) to the valve closed position. Copyright 2021 Baker Hughes Company. All rights reserved. Masoneilan 74000 Series Control Valves Instructions Manual | 11...
  • Page 16 8.00 203.2 8.50 228.6 9.28 235.7 63.5 9.50 241.3 7.02 178.3 8.25 209.5 8.62 218.9 9.12 231.6 63.5 9.59 243.6 Table 5 - Position of Top Stem Connector 12 | Baker Hughes Copyright 2021 Baker Hughes Company. All rights reserved.

  • Page 17: Type 51/52/53 Cylinder Actuators

    Assemble and tighten Indicator Arm (23), Spring Lock Washers (25), and Hexagon Bolts (24). Line up the indicator plate (26), with Indicator arm (23) and check actuator for proper operation. Copyright 2021 Baker Hughes Company. All rights reserved. Masoneilan 74000 Series Control Valves Instructions Manual | 13...
  • Page 18 Type 87 Air to Close Type 88 Air to Open No. 10-16-23 No. 10-16-23 Model 87 Actuator Model 88 Actuator Air to Extend (Close) Air to Retract (Open) Figure 9: 87/88 Actuators 14 | Baker Hughes Copyright 2021 Baker Hughes Company. All rights reserved.

  • Page 19: Parts Reference Table For Models 51/52/53 Actuators

    Indicator arm Retaining pin Separator plate (Model 51) Volume chamber tube • Recommended Spare Parts Table 7 - Models 51/52/53 Actuators Parts List Copyright 2021 Baker Hughes Company. All rights reserved. Masoneilan 74000 Series Control Valves Instructions Manual | 15...
  • Page 20 Model 51 Double Acting Model 51 Double Acting With handwheel without volume chamber With handwheel with volume chamber Figure 10: Model 51 Actuator 16 | Baker Hughes Copyright 2021 Baker Hughes Company. All rights reserved.
  • Page 21 Model 51 Double Acting Without handwheel without volume chamber Model 51 Double Acting Without handwheel with volume chamber Figure 11: Model 51 Actuator Copyright 2021 Baker Hughes Company. All rights reserved. Masoneilan 74000 Series Control Valves Instructions Manual | 17...
  • Page 22 Model 52 Model 52 Air to extend with handwheel Air to retract without handwheel Figure 12: Model 52 Actuator 18 | Baker Hughes Copyright 2021 Baker Hughes Company. All rights reserved.
  • Page 23 Model 53 Model 53 Air to extend with handwheel Air to retract without handwheel Figure 13: Model 53 Actuator Copyright 2021 Baker Hughes Company. All rights reserved. Masoneilan 74000 Series Control Valves Instructions Manual | 19...
  • Page 24 Figure 14: CM, DM handwheel - Typical for models 51/52/53 20 | Baker Hughes Copyright 2021 Baker Hughes Company. All rights reserved.
  • Page 25 Notes Copyright 2021 Baker Hughes Company. All rights reserved. Masoneilan 74000 Series Control Valves Instructions Manual | 21...
  • Page 26 Notes 22 | Baker Hughes Copyright 2021 Baker Hughes Company. All rights reserved.
  • Page 27 Notes Copyright 2021 Baker Hughes Company. All rights reserved. Masoneilan 74000 Series Control Valves Instructions Manual | 23...
  • Page 28 Copyright 2021 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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