MOGAS ASME Class 600 Installation, Operation And Maintenance Manual

MOGAS ASME Class 600 Installation, Operation And Maintenance Manual

Coker switching valve

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Installation, Operation
and Maintenance Manual
for the
Coker Switching Valve
ASME Class 600 / 900
ESI-6136
PREPARE THE VALVE
FOR INSTALLATION
INSTALL THE VALVE
PROPERLY
OPERATE THE VALVE
PROPERLY
PURGE AND MAINTAIN
THE VALVE FOR
OPTIMAL OPERATION
AND PERFORMANCE
© Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com

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Summary of Contents for MOGAS ASME Class 600

  • Page 1 Coker Switching Valve ASME Class 600 / 900 PREPARE THE VALVE FOR INSTALLATION INSTALL THE VALVE PROPERLY OPERATE THE VALVE PROPERLY PURGE AND MAINTAIN THE VALVE FOR OPTIMAL OPERATION AND PERFORMANCE ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 2 Important User Information HOW TO READ THIS MANUAL All information within this manual is relevant to the safe and proper care of your MOGAS switching valve. The following are examples of instructional information used throughout this manual. REMOVE STEM PACKING...
  • Page 3: Table Of Contents

    STORAGE ..........26 RETURN MERCHANDISE AUTHORIZATIONS ....27 ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 4: Important Valve Information

    Important Valve Information PURPOSE The MOGAS switching valve is a highly engineered product that has adopted many successful features utilized in severe coking applications. MOGAS has added several customized safety features into this valve design, extending the highest degree of “safety-first” approach.
  • Page 5: Receiving And Inspection

    If the valve does not include an operator, the appropriate adaptor and operator must be installed to cycle the valve prior to installation. Note: It is recommended that operator installation only be performed by authorized MOGAS service personnel. ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 6: Valve Item Numbers

    Valve Item Numbers BODY, BALL/STEM, AND SEATS BONNET AND PACKING Note: Contact MOGAS or a MOGAS Authorized Repair Center to determine the spare parts and quantities required for your specific circumstance. ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 7 STOP PLATE — — WEDGE LOCK WASHER — — STOP PIN — — QUICK-RELEASE PIN — — PIN, STEM ADAPTOR — — EYE BOLT — — NAMEPLATE (SEE PG 4) — — ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 8: Installation

    Install purge / drain piping in accordance to customer’s normal work practices. Orientation and purge port / drain connection sizes and types shall be available on customer valve assembly drawing. ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 9 MOGAS service personnel. SECURE VALVE IN-PLACE Install flange gaskets and bolting per customer requirements. Note: MOGAS valve flanges are supplied in the customary “straddle centerline” hole orientation, unless otherwise specified. Straddle Centerline Hole Orientation VERIFY OPERATION To verify operation after installation:...
  • Page 10: Operation

    Positional stops include Bypass (BP) Lock/Stop Pin, Lockout Pin 1 and Lockout Pin 2. Secure lock-in pins are provided, and should be used once lockout pins are engaged into their proper location. ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 11 2 + BP 1 + BP 1 + BP 1 + 2 2 + BP 1 + 2 1 + 2 1 + BP 1 + 2 2 + BP GROOVE INDICATES PORT SELECTION. ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 12: Purging And Draining

    Review any job-specific or general arrangement drawings provided for drain locations and procedures. NOTICE Some MOGAS switching valves may have automated purge and drain procedures. Consult a MOGAS representative to learn more about these options. TYPICAL DRAIN LOCATIONS ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 13: Maintenance

    There should be no reason to replace the stem packing during normal operation. The packing should be replaced when the valve is removed from service for repair. Replace with factory recommended packing to maintain appropriate compression. ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 14: Disassembly

    , the stem scribe line and gland flange scribe line should align. MARK COMPONENTS Prior to disassembly, mark any matching components with a marker, tape, etc. for ease of re-assembly. ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 15 Use nylon straps around sturdy section of operator or adaptor. Remove mounting adaptor studs to provide clear access to packing area. Remove hex nut , indicator rod , and wedge lock washer ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 16 Remove graphite seal and discard. Seal must be replaced at re-assembly. Remove body gasket and discard. Gasket must be replaced at re-assembly. Remove bonnet alignment pin and save for re-assembly. ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 17 S-hook rod. For heavier coke buildup, a spring removal tool may be required to remove springs. It is recommended that spring and seat removal only be performed by authorized MOGAS service personnel. Contact MOGAS to learn more. NOTICE...
  • Page 18 If part is reusable, clean for later reuse. Remove sleeve spring from body and discard. Sleeve spring must be replaced at re-assembly. ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 19: Evaluation And Rework

    Contact MOGAS for inspection and evaluation to determine if rework of components may be necessary. SPARE PARTS KIT If you have purchased a spare parts kit from MOGAS, prepare the parts for assembly now. The soft goods kit should include any gaskets, seals, and packing required.
  • Page 20: Re-Assembly

    Using lifting eye, lower ball and stem assembly into body , placing it on top of sleeve . Ensure bore of ball is aligned with any of three ports. ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 21 With all of the seats in place, install springs behind seats. INSTALL STEM BEARING AND BUSHING Slide stem thrust bearing over the stem. Slide stem bushing over stem thrust bearing. ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 22 Apply anti-sieze compound onto body studs. Install nuts , alternately tightening all nuts. NOTICE Torque the valve body bolting per the specifications included with the test certificate for each individual valve serial number. ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 23 This is done to prevent formation of a possible leak path. THIS WILL AFFECT THE VALVE WARRANTY. ALTERNATING SKIVE CUT POSITIONING. ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 24 Do not over-tighten nuts. Torque all nuts evenly per the specifications included with the test certificate for each individual valve serial number. THIS WILL AFFECT THE VALVE WARRANTY. ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 25 Note: The valve is now ready for operator installation per manufacturer’s procedures. It is recommended that operator installation only be performed by authorized MOGAS service personnel. ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 26: Storage

    It is recommended to place desiccant dryer bags inside the valve before storage. The valve should be stored in the vertical position, out of the weather (inside), until repairs can be made. ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 27: Return Merchandise Authorizations

    The RMA request may also be submitted online by accessing the Service page of our website (www.mogas.com). Service Contact MOGAS Service may be reached 24 hours per day / 7 days per week. Telephone: +1 281.449.0291 Email: service@mogas.com ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...
  • Page 28 • Velocity control CHINA • Noise control Phone: +86 (0)10.8454.9478 EUROPE Phone: +44 (0)1162.793367 MIDDLE EAST Phone: +971 (0)4.889.5667 To locate a sales and service center in your area, visit us online at www.mogas.com. ESI-6136 © Copyright 09/2018 MOGAS Industries, Inc. www.mogas.com...

This manual is also suitable for:

Asme class 900

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