Baker Hughes Mooney 20 Series Скачать руководство пользователя страница 23 | Manualshive

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Mooney Series 20 Relief Valve Instruction Manual | 21

Copyright 2021 Baker Hughes Company. All rights reserved.

Notes

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Содержание Mooney 20 Series

Страница 1: ...Mooney Series 20 Relief Valve Instruction Manual Rev C Baker Hughes Data Classification Public...

Страница 2: ...ICULAR RE QUIREMENTS 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...

Страница 3: ...rd In some instances of human hazards the pictorial may instead depict what preventive measures to take such as wearing protective equipment The bottom panel may contain an instruction message on how...

Страница 4: ...as air to clean clothing or body parts Never use body parts to check for leakage or discharge rates of areas Pressurized fluids gas air injected into or near the body can cause severe personal injury...

Страница 5: ...nce and or disassembly assembly instructions may result in a compromised product which in turn could result in an uncontrolled unexpected loss of containment and release of pressure and heated flammab...

Страница 6: ...ents Product Introduction 5 Specifications 5 Nameplate Information 6 Principle of Operation 7 Installation 8 Remote Sensing 8 Startup and Operation 9 General Planning for Maintenance 9 Disassembly of...

Страница 7: ...oney Series 20 Relief Valve the Type 25 Restrictor has a variably controlled orifice with a range setting of 0 5 Adjustment of the restrictor affects the response rate stability and sensitivity of the...

Страница 8: ...Line Size of the Valve Inlet X Outlet RV Figure Number ANSI ASME CL Inlet Class flange rating Max Inlet Maximum Operating Inlet Pressure psig YR Year Manufactured S O Sales Order Number Max Temp Maxim...

Страница 9: ...disc begins to lift with the inlet pressure force The force balance at this moment is equal between system pressure in the sense chamber and the main pilot spring As the pressure increases or decrease...

Страница 10: ...pressure in the system or equipment to be protected and the pressure at the relief valve inlet exceeds 3 the sensing line to the pilot valve can be connected directly to the process system rather tha...

Страница 11: ...is ready to accept flow 5 Slowly open valve upstream to pressurize the relief valve a The relief valve should lock up with zero pressure flow downstream 6 If an auxiliary bottle is used recommended a...

Страница 12: ...Disassembly of the Main Valve 1 Loosen and remove the Nuts or Cap Screws on the Cover Plate 2 Lift off the Cover Plate and Bracket 3 Remove the Spring from the top of the Disc 4 Install a lifting bol...

Страница 13: ...on b Bottom of the flange and intersecting surface are damaged from galling and or tearing 7 O Ring Seated Disc The O Ring Retainer cannot be machined It can be lapped for minor scratches If lapping d...

Страница 14: ...s on bottom When installing the Cover Plate make sure the spring coils remain in the groove and centered 7 Install the Cover Plate on top of Base Torque bolts to the values found in table 4 using the...

Страница 15: ...rings General Description Figure 11 1 Spring Housing The Pilot Spring Housing is provided with a 1 4 inch NPT vent connection which may be piped to a safe area or pressure loaded for remote control of...

Страница 16: ...nections 1 4 in NPT Temperature Working 20 F to 150 F 6 7 C to 65 7 C Emergency 40 F to 200 F 40 C to 93 3 C Maximum Inlet Pressure 750 psig 103 4 bar Maximum Loading Pressure 750 psig 103 4 bar Maxim...

Страница 17: ...e pressure psig to the Inlet and Outlet ports Loading Pressure Maximum allowable pressure psig to the Loading port Spring Case Vent Pressure Maximum allowable pressure psig to the Spring Case Vent por...

Страница 18: ...emove Spring Housing Cap Screws and remove Diaphragm Assembly 7 Disassemble Diaphragm Assembly and inspect Diaphragm Replace if necessary Pilot Assembly 1 Diaphragm Assembly Install the Pilot Diaphrag...

Страница 19: ...g and Stem Assembly Figure 25 8 Refer to Figure 22 23 Stack the following parts on the Bottom Cap in the order shown in the drawing Return Spring Stem Guide Orifice Spring Orifice Orifice O Ring Back...

Страница 20: ...re common Figure 28 3 Plug the outlet NPT port D 4 Increase pressure slowly so the pressure has a chance to stay equalized in both the inlet and dome chambers Smallest restriction is about 3 16 DIA 5...

Страница 21: ...s using the following conversion factors Metric values using the following conversion factors Conversion Factor Metric Unit in 25 4 mm lb 0 4535924 kg in2 6 4516 cm2 ft3 min 0 02831685 m3 min gal min...

Страница 22: ...20 Baker Hughes Copyright 2021 Baker Hughes Company All rights reserved Notes...

Страница 23: ...Mooney Series 20 Relief Valve Instruction Manual 21 Copyright 2021 Baker Hughes Company All rights reserved Notes...

Страница 24: ...ost current information The Baker Hughes logo and Mooney are trademarks of Baker Hughes Company Other company names and product names used in this document are the registered trademarks or trademarks...

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