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Masoneilan 74000 Series Control Valves Instructions Manual  |  1

Copyright 2021 Baker Hughes Company. All rights reserved.

Safety Information

Important - Please read before installation

These  instructions  contain 

DANGER

WARNING

,  and 

CAUTION

 labels, where necessary, to alert you to safety related 

or  other  important  information.  Read  the  instructions  carefully 

before installing and maintaining your control valve. 

DANGER

 

and 

WARNING

 hazards are related to personal injury. 

CAUTION

 

hazards  involve  equipment  or  property  damage.  Operation 

of  damaged 

equipment can, under certain operational 

conditions, result in degraded process system performance 

that can lead to injury or death. Total compliance with all 

DANGER

WARNING

,  and 

CAUTION

  notices  is  required  for 

safe operation.

CAUTION

CAUTION

WARNING

DANGER

 

This is the safety alert symbol. It alerts you to potential personal 

injury hazards. Obey all safety messages that follow this symbol 

to avoid possible injury or death.

CAUTION

CAUTION

WARNING

DANGER

 

Indicates a potentially hazardous situation which, if not avoided, 

could result in death or serious injury.

CAUTION

CAUTION

WARNING

DANGER

 

Indicates a potentially hazardous situation which, if not avoided, 

could result in serious injury.

CAUTION

CAUTION

WARNING

DANGER

 

Indicates a potentially hazardous situation which, if not avoided, 

could result in minor or moderate injury.

CAUTION

CAUTION

WARNING

DANGER

 

When used without the safety alert symbol, indicates a potentially 

hazardous situation which, if not avoided, could result in property 

damage.

Note: Indicates important facts and conditions.

About this Manual

• 

 The information in this manual is subject to change without 

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  74000 

Series  control  valves,  and  do  not  apply  for  other  valves 

outside of this product line.

Useful Life Period

The  current  estimated  useful  life  period  for  the  74000  Series 

control valves is 25+ years. To maximize the useful life of the 

product,  it  is  essential  to  conduct  annual  inspections,  routine 

maintenance  and  ensure  proper  installation  to  avoid  any 

unintended  stresses  on  the  product.  The  specific  operating 

conditions will also impact the useful life of the product. Consult 

the factory for guidance on specific applications if required prior 

to installation.

Warranty

Items sold by Baker Hughes are warranted to be free from defects 

in materials and workmanship for a period of one year from the 

date  of  shipment  provided  said  items  are  used  according  to 

Baker Hughes recommended usages. Baker Hughes reserves 

the right to discontinue manufacture of any product or change 

product materials, design or specifications without notice.

Note: Prior to installation

• 

The valve must be installed, put into service and maintained 

by  qualified  and  competent  professionals  who  have 

undergone suitable training.

• 

All  surrounding  pipe  lines  must  be  thoroughly  flushed  to 

ensure  all  entrained  debris  has  been  removed  from  the 

system.

• 

Under  certain  operating  conditions,  the  use  of  damaged 

equipment could cause a degradation of the performance 

of the system which may lead to personal injury or death.

• 

Changes to specifications, structure, and components used 

may  not  lead  to  the  revision  of  this  manual  unless  such 

changes affect the function and performance of the product.

Содержание Masoneilan 74000 Series

Страница 1: ...Masoneilan 74000 Series Erosion Resistant Control Valves Instruction Manual Rev C Baker Hughes Data Classification Public...

Страница 2: ...CULAR 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 ME...

Страница 3: ...late 2 After Sales Service 2 Spare Parts 2 Actuator and Accessories 2 Numbering System 2 Unpacking 3 Installation 3 Piping Cleanliness 3 Isolation Bypass Valve 3 Heat Insulation 3 Hydrostatic Testing...

Страница 4: ...nd Venturi S A 6 Valve Reassembly 6 Body Stud Assembly 6 Bull Nose Guide 6 Trim Lower Flange 6 Body Stud and Nut Torquing 6 Single bolt circle arrangement 6 Double bolt circle arrangement 6 Packing Bo...

Страница 5: ...rior 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 infor...

Страница 6: ...tenance and repair of its equipment For support contact the local Baker Hughes representative or Masoneilan factory located closest to you Spare Parts Only Masoneilan replacement parts should be used...

Страница 7: ...figuration should allow for removal of valve body from the line and separation of the upper and lower body components at the flange joint Also note that the packing box is integral to the upper body a...

Страница 8: ...stem connector sections above depending on the connection type Actuator Removal Disconnect all electrical and air connections to and from the actuator Disassemble yoke nut or yoke attachment screws a...

Страница 9: ...sition to disassemble the packing box Inverting the valve requires pre planning of the rigging and lifting process Once inverted the valve must be cradled in an appropriate fixture to support its weig...

Страница 10: ...tor Inverting the valve requires pre planning of the rigging and lifting process Once inverted the valve must be cradled in an appropriate fixture to support its weight and provide stability during ma...

Страница 11: ...ll rights reserved Figure 1 Torque Sequence Single Bolting Circle 8 Bolts Figure 2 Torque Sequence Single Bolting Circle 12 Bolts Figure 3 Torque Sequence Single Bolting Circle 16 Bolts Figure 4 Torqu...

Страница 12: ...orque Values for 74000 Series CL600 Part Description Valve Size 4x6 6x8 6x8 8x10 Valve Class CL600 CL600 CL600 CL600 Trim Size 4 6 8 10 Body studs Thread size 1 25 1 5 1 5 1 5 Bolt number 12 12 12 16...

Страница 13: ...etween the Plug Stem B120 and Packing Flange B123 or Packing Follower B212 when torquing the Packing Nuts B201 There must be no contact between the Plug Stem B120 and the Packing Flange B123 or Packin...

Страница 14: ...10 Baker Hughes Copyright 2021 Baker Hughes Company All rights reserved Figure 6 74000 Series Control Valve 74111 Fluted Plug Construction with Leak Off Connection 74211 Bull Nose Plug Construction...

Страница 15: ...Then assemble the bottom stem connector 2 As soon as it becomes possible insert the valve stem into the actuator stem 10 The stem must be inserted far enough so that when there is no air in the actua...

Страница 16: ...he bottom stem connector 2 assembly to bring it into contact with the top stem connector 4 8 Supply air to the actuator until the stem has travelled at least 0 40 inches 10 mm 9 Unscrew the top stem c...

Страница 17: ...manual loading panel tubing to the top plate 17 3 Apply required air pressure through the manual loading panel to completely extend the actuator stem 4 Extend the actuator stem either pneumatically o...

Страница 18: ...Company All rights reserved Figure 9 87 88 Actuators Type 87 Air to Close No 6 Type 88 Air to Open No 6 Type 87 Air to Close No 10 16 23 Type 88 Air to Open No 10 16 23 Model 87 Actuator Air to Extend...

Страница 19: ...uide bushing 55 Set screw 10 Upper spring button 33 O ring Piston rod 56 Worm 11 Thrust bearing 34 Rod scraper 57 Bearing 12 Compression nut 35 Hexagon bolt 58 Retaining ring 13 Separator plate Model...

Страница 20: ...Hughes Copyright 2021 Baker Hughes Company All rights reserved Figure 10 Model 51 Actuator Model 51 Double Acting With handwheel without volume chamber Model 51 Double Acting With handwheel with volum...

Страница 21: ...ves Instructions Manual 17 Copyright 2021 Baker Hughes Company All rights reserved Figure 11 Model 51 Actuator Model 51 Double Acting Without handwheel without volume chamber Model 51 Double Acting Wi...

Страница 22: ...18 Baker Hughes Copyright 2021 Baker Hughes Company All rights reserved Figure 12 Model 52 Actuator Model 52 Air to extend with handwheel Model 52 Air to retract without handwheel...

Страница 23: ...000 Series Control Valves Instructions Manual 19 Copyright 2021 Baker Hughes Company All rights reserved Figure 13 Model 53 Actuator Model 53 Air to extend with handwheel Model 53 Air to retract witho...

Страница 24: ...20 Baker Hughes Copyright 2021 Baker Hughes Company All rights reserved Figure 14 CM DM handwheel Typical for models 51 52 53...

Страница 25: ...Masoneilan 74000 Series Control Valves Instructions Manual 21 Copyright 2021 Baker Hughes Company All rights reserved Notes...

Страница 26: ...22 Baker Hughes Copyright 2021 Baker Hughes Company All rights reserved Notes...

Страница 27: ...Masoneilan 74000 Series Control Valves Instructions Manual 23 Copyright 2021 Baker Hughes Company All rights reserved Notes...

Страница 28: ...Baker Hughes Company Other company names and product names used in this document are the registered trademarks or trademarks of their respective owners BHMN 74000 IOM 32033C 1221 12 2021 Tech Field Su...

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