background image

Masoneilan 49000 Series Energy Management Control Valves  |  19

Copyright 2020 Baker Hughes Company. All rights reserved.

Notes

Summary of Contents for Masoneilan 49000 Series

Page 1: ...Masoneilan 49000 Series Energy Management Control Valve Instruction Manual Rev D Baker Hughes Data Classification Public ...

Page 2: ...ICULAR REQUIREMENTS FOR OPERATION OF OTHER EQUIPMENT AT THE SITE THESE INSTRUCTIONS DO NOT PURPORT TO COVER ALL DETAILS OR VARIATIONS IN EQUIPMENT NOR TO PROVIDE FOR EVERY POSSIBLE CONTINGENCY TO BE MET IN CONNECTION WITH INSTALLATION OPERATION OR MAINTENANCE SHOULD FURTHER INFORMATION BE DESIRED OR SHOULD PARTICULAR PROBLEMS ARISE WHICH ARE NOT COVERED SUFFICIENTLY FOR THE CUSTOMER OPERATOR S PUR...

Page 3: ...uator and Accessories 2 Numbering System 2 Unpacking 2 Installation 3 Piping Cleanliness 3 Isolation Bypass Valve 3 Heat Insulation 3 Hydrostatic Testing and Line Cleaning 3 Flow Direction 3 Welded Connections 3 Pre Weld Preparation 3 Welding Process 3 Post Weld Cleaning Assembly 3 Actuator Assembly 3 Disassembly 3 Valve Actuation 3 Disconnect Instrumentation 3 Air to Retract Actuators 4 Threaded ...

Page 4: ...gs 6 Metal Seal 6 Valve Plug 6 Valve Reassembly 6 Pinning the Valve Plug 6 Completing Valve Body Assembly 6 Seat Ring Installation 6 Trim Bonnet and Body Assembly 7 Balance Seal Installation B019 7 Flow to open installation FTO 7 Flow to close installation FTC 7 Balance seal metal high temp type FTO and FTC seal is non directional 7 Bonnet Assembly 7 Tightening Body Nuts 7 Packing Box Assembly 8 A...

Page 5: ...prior notice The information contained in this manual in whole or part shall not be transcribed or copied without Baker Hughes s written permission Please report any errors or questions about the information in this manual to your local supplier These instructions are written specifically for the 49000 Series control valve and do not apply for other valves outside of this product line Useful Life ...

Page 6: ...ves or Masoneilan Parts Department When ordering spare parts the MODEL AND SERIAL NUMBERS indicated on the manufacturer s serial plate MUST BE GIVEN The serial plate is on the side of the actuator yoke Actuator and Accessories Actuators and other valve accessories have their own instruction manuals that provide information and details on the assembly and installation Refer to the appropriate instr...

Page 7: ...welding any valves inline Refer any additional ques tions to the local Baker Hughes Sales Office or Service Center Pre Weld Preparation Carefully follow the installation steps defined in the sections noted above prior to performing weld procedures Welding Process Perform welding process in accordance with the standard requirements for the materials and weld construction of the specific valve Apply...

Page 8: ...r valve configurations designed with a two piece bonnet assembly bonnet and bonnet flange 5 Disassemble the bonnet flange 3 from the valve body 1 6 Lift the bonnet 2 and metal seal 11 to remove from the valve body 1 During this operation the valve stem 8 must be pushed downward to ensure the valve plug 6 remains inside the valve body Note The metal seal 11 will require some force to remove from th...

Page 9: ...ary to separate the valve plug stem from the actuator stem 1 Remove the packing flange nuts 19 from the packing flange studs 18 2 Lift the packing flange 17 and packing follower 16 up along the valve stem 8 3 By means of a puller remove the packing 15 being careful not to damage the sealing surface of the packing box or the valve plug stem 4 Replace the packing 15 Press a back up ring carbon graph...

Page 10: ...ly impair the mechanical strength and integrity of the valve plug stem assembly Completing Valve Body Assembly Proceeds as follows Seat Ring Installation 1 After checking all sealing surfaces to ensure they are thoroughly clean assemble the seat ring gasket 10B in the valve body 1 Make sure the gasket is centered properly in the body This gasket or similar part can be kept after lapping for future...

Page 11: ...the two backup rings over plug and seat against the Omni seal as illustrated See Figure 5b Balance seal metal high temp type FTO and FTC seal is non directional 1 Ensure that the plug and the seal groove are clean and free of sharp edges 2 Lightly lubricate the seal inner and outer rings top of plug and seal groove with Dow Corning 111 or equivalent 3 Slide the rings over plug and seat in the groo...

Page 12: ...nnet flange are tightened down evenly to ensure proper alignment and fit of the internal components required for smooth valve operation and performance In larger sizes 12 and larger it is highly recommended that two assembly personnel directly opposed to one another perform the torque sequence and assure even installation i e no tipping or uneven gaps between the bonnet flange and body At each tor...

Page 13: ... 1 375 8 UN 2A 8 400139447 136 0 5 35 89 103 660 760 1500 1 875 8 UN 2A 8 365637000 202 0 7 95 260 300 1900 2200 2500 2 250 8 UN 2A 8 400148235 263 3 10 37 490 560 3600 4100 8 600 1 375 8 UN 2A 12 720016107 151 0 5 94 84 96 620 710 1500 1 875 8 UN 2A 12 001247622 221 1 8 70 260 300 1900 2200 2500 2 250 8 UN 2A 12 720015679 288 3 11 35 470 540 3500 4000 10 600 1 625 8 UN 2A 12 720017027 194 0 7 64 ...

Page 14: ...10 Baker Hughes Copyright 2020 Baker Hughes Company All rights reserved Figure 8 Typical Assembly ...

Page 15: ...and figure 11b for stem connector positioning 3 Pneumatically or with the handwheel stroke the actuator to the rated spring range or stroke if using the handwheel 4 Using the stem lock nuts 1 unscrew the plug stem until the plug touches the seat CAUTION CAUTION WARNING DANGER DO NOT TURN the plug against the seat as damage to parts can occur 5 Release the pressure in the actuator or back off the h...

Page 16: ...5 7 16 2 5 63 5 9 50 241 3 23 0 8 20 8 25 209 5 23 1 5 38 8 62 218 9 23 2 0 51 9 12 231 6 23 2 5 63 5 9 59 243 6 Table 3 Position of Top Stem Connector Parts Reference For Spring Diaphragm Actuators Type 87 88 Multispring Item No Description 1 Hex Nut 2 Stem Connector Bottom 3 Cap Screw Hex Head 4 Stem Connector Top 5 Cap Screw Socket Head 6 Connector Insert 7 Pointer 8 Screw Pan Head 9 Scale Trav...

Page 17: ...ol Valves 13 Copyright 2020 Baker Hughes Company All rights reserved Figure 10b Type 88 Actuator Air to Retract Open Figure 9b Type 87 Actuator Air to Extend Close Figure 9a Type 87 Air to Close No 10 16 23 Figure 10a Type 88 Air to Open No 10 16 23 ...

Page 18: ... pressure through the manual loading panel to completely extend the actuator stem 4 Retract the actuator stem either pneumatically or with a handwheel approximately 1 2mm using the visual stroke scale as shown in Figure 11 5 Assemble the Split Clamp 22 Note If the split clamp does not engage with both stems then retract the actuator stem until alignment and engagement is achieved CAUTION CAUTION W...

Page 19: ...ement Control Valves 15 Copyright 2020 Baker Hughes Company All rights reserved Figure 14 Model 52 air to extend without handwheel Figure 13 Model 51 Double Acting Without volume chamber Figure 15 Model 53 air to retract without handwheel ...

Page 20: ...ecessed head screw 5 Hexagon socket head cap screw 28 Exhaust pipe 6 Spring lock washer 29 Spring lock washer 7 Spring tube 30 Plug 8 Guide bushing 31 Piston S A 9 Compression bolt 32 Guide bushing 10 Upper spring but ton 33 O ring Piston rod 11 Thrust bearing 34 Rod scraper 12 Compression nut 13 Separator plate Model 52 53 14 Cylinder tube Cylinder tube 15 Guide ring 16 Guide ring 17 Top plate 18...

Page 21: ...Masoneilan 49000 Series Energy Management Control Valves 17 Copyright 2020 Baker Hughes Company All rights reserved Notes ...

Page 22: ...18 Baker Hughes Copyright 2020 Baker Hughes Company All rights reserved Notes ...

Page 23: ...Masoneilan 49000 Series Energy Management Control Valves 19 Copyright 2020 Baker Hughes Company All rights reserved Notes ...

Page 24: ...Baker Hughes Company Other company names and product names used in this document are the registered trademarks or trademarks of their respective owners BHMN 49000 IOM 31222D 0121 01 2021 Tech Field Support Warranty Phone 1 866 827 5378 valvesupport bakerhughes com Direct Sales Office Locations Australia Brisbane Phone 61 7 3001 4319 Perth Phone 61 8 6595 7018 Melbourne Phone 61 3 8807 6002 Brazil ...

Reviews: