Baker Hughes Masoneilan 525 Скачать руководство пользователя страница 12 | Manualshive

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© 2018 Baker Hughes, a GE company. All Rights Reserved.

Masoneilan Regulators Models 525 & 526 Manual | 8

Figure 1a: Typical Reducing Application

Figure 1b: Typical Back Pressure Application

Figure 3: Seat Lapping Device

Figure 2: Lubricator Connection (Optional)

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Содержание Masoneilan 525

Страница 1: ...BHGE Data Classification Public Masoneilan 525 526 Models Reducing and Back Pressure Regulators Instruction Manual Rev B ...

Страница 2: ...APPLICABLE AT THE SITE AND THE PARTICULAR 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 SUFFICIEN...

Страница 3: ...y Disassembly 3 7 1 525 Reducing Service 3 7 2 526 Back Pressure Service 3 8 Maintenance Repair 4 8 1 Failure to shut off 4 8 2 Bushing Removal 4 8 3 Lapping Seats 4 8 3 1 525 Reducing Service 4 8 3 2 526 Back Pressure Service 5 8 4 Pinning 5 8 5 Packing Box 6 8 5 1 Carbon PTFE Rings Standard 6 9 Valve Body Reassembly 6 9 1 525 Reducing Service 6 9 2 526 Back Pressure Service 7 10 Actuators 7 10 1...

Страница 4: ......

Страница 5: ...ithout BHGE s written permission Please report anyerrors orquestions about the information in this manual to your local supplier These instructions are written specifically for the Regulators models 525 and 526 and do not apply for other device outside of this product line Life Period The current estimated useful life period for the Masoneilan Regulator models 525 and 526 is 25 years To maximize t...

Страница 6: ...lve accessories have their own instruction manuals that provide information and details on the assembly and installation Refer to the appropriate instruction manual for each unique accessory 3 General These installation and maintenance instructions apply to all sizes and ratings of the Masoneilan 525 526 model regulators regardless of the type of trim used 525 526 model double seat regulators are ...

Страница 7: ... the internal components of the body should be accomplished with the actuator removed To remove the actuator from the body refer to the actuator instruction GEA31593 for 10900 Series Actuators Prior to performing maintenance on the valve isolate the valve and vent the process pressure 7 1 525 Reducing Service After removing the actuator disassemble the body using the following procedure A If there...

Страница 8: ... surfaces The amount of lapping required depends on the materials condition of seating surfaces and accuracy of machining If a short period of lapping does not visibly improve seating there is usually no advantage in continuing as excessive lapping may result in rough seats The only remedy is replacement or re machining of one or both parts When lapping new plugs and seat rings begin with a medium...

Страница 9: ...ttent lifting is required to keep the plug and seat rings concentric during lapping 10 Avoid over lapping as this can cause damage to the seating surface rather than improve leakage performance 11 After completion of the lapping operation remove bonnet and plug The seating area of the seat ring and the plug must be cleaned of all lapping compound in preparation for reassembly Do not remove seat ri...

Страница 10: ...ain access to lower packing rings D Replace packing rings 16 NOTE Assemble and compress rings one at a time into packing box The skive cut of each packing ring must be placed about 120 degrees apart NOTE On valves equipped with an optional lubricator connection refer to Figure 2 for correct amount of rings to place under the lantern ring 17 E Replace packing follower 12 and packing flange 13 F Rep...

Страница 11: ...ugs directly This could distort the seat ring resulting in unwarranted seat leakage NOTE Valve should be lapped before final assembly See Section 8 3 D Carefully install plug and stem assembly into valve body E Install body blind head gasket F Install blind head carefully inserting lower guide into lower bushing G Install body gasket 22 NOTE Spiral wound body gaskets 22 are standard in the 500 Ser...

Страница 12: ...company All Rights Reserved Masoneilan Regulators Models 525 526 Manual 8 Figure 1a Typical Reducing Application Figure 1b Typical Back Pressure Application Figure 3 Seat Lapping Device Figure 2 Lubricator Connection Optional ...

Страница 13: ...5 75 5 7 600 6 13NC 2A 25 34 55 75 5 7 2 50 150 300 8 13NC 2A 25 34 55 75 5 7 600 8 13NC 2A 25 34 55 75 5 7 3 80 150 300 8 5 8 11NC 2A 45 61 89 120 10 14 600 8 5 8 11NC 2A 45 61 89 120 10 14 4 100 150 300 8 10NC 2A 80 108 170 230 20 27 600 8 10NC 2A 80 108 170 230 20 27 Notes 1 Do not exceed Maximum Torque values listed 2 Tighten in increments until required torque levels are reached 3 Reject asse...

Страница 14: ... 1 Body 10 Bonnet 17 Lantern Gland Optional 2 Upper Seat Ring 11 Drive Nut 18 Plug Stem Locknut 3 Lower Seat Ring 12 Packing Follower 19 Body Stud 4 Plug 13 Packing Flange 21 Body Nut 5 Plug Stem 14 Packing Stud 22 Gasket 8 Plug Pin 15 Packing Nut 23 Guide Bushing 9 Blind Head 16 Packing Denotes Recommended Spare Part 525 Reducing Service 526 Back Pressure ...

Страница 15: ...6444 UNITED ARAB EMIRATES Phone 971 4 8991 777 Fax 971 4 8991 778 UNITED KINGDOM Bracknell Phone 44 1344 460 500 Fax 44 1344 460 537 UNITED STATES Jacksonville Florida Phone 1 904 570 3409 Deer Park Texas Phone 1 281 884 1000 Fax 1 281 884 1010 Houston Texas Phone 1 281 671 1640 Fax 1 281 671 1735 bhge com Denotes a registered trademark of the Baker Hughes a GE company Other company names and prod...

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