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I N S T R U CT I O N M A N UA L
W75RS PMO
D O U B L E - S E AT M I X P R O O F VA LV E W I T H W- S E R I E S 2 - P I E C E C O N T R O L TO P
F O R M N O . : 9 5 - 0 3 0 7 6
R E V I S I O N : 0 9 / 2 0 1 8
R E A D A N D U N D E R S TA N D T H I S M A N UA L P R I O R TO O P E R AT I N G O R S E R V I C I N G T H I S P R O D U CT.
OBSOLETE
Parts listed in this instruction manual are subject to be discontinued.
Please contact your local customer service representative for parts availability.
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Summary of Contents for SPXFLOW Waukesha Cherry-Burrell W75RS PMO
- Page 1 I N S T R U CT I O N M A N UA L W75RS PMO D O U B L E - S E AT M I X P R O O F VA LV E W I T H W- S E R I E S 2 - P I E C E C O N T R O L TO P F O R M N O .
- Page 3 Tel: (800) 252-5200 or (262) 728-1900 Fax: (800) 252-5012 or (262) 728-4904 E-mail: wcb@spxflow.com Web site: www.spxflow.com Information contained in this manual is subject to change Copyright © 2018 SPX FLOW, Inc. without notice and does not represent a commitment on the All Rights Reserved.
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Page 4: Table Of Contents
Table of Contents Waukesha Cherry-Burrell brand W75RS PMO Valve Warranty ..........................5 Shipping Damage or Loss ..................5 Warranty Claim ....................... 5 Safety ..........................6 Care of Component Materials ................... 7 Stainless Steel Corrosion ..................7 Elastomer Seal Replacement Following Passivation ..........7 Introduction ........................ -
Page 5: Warranty
Waukesha Cherry-Burrell brand W75RS PMO Valve Warranty Warranty LIMITED WARRANTY: Unless otherwise negotiated at the time of sale, SPX FLOW US, LLC (SPX FLOW) goods, auxiliaries and parts thereof are warranted to the original purchaser against defective workmanship and material for a period of twelve (12) months from date of installation or eighteen (18) months from date of shipment from factory, whichever expires first. -
Page 6: Safety
When it is not feasible to de-energize and lockout-tagout electrical circuits and equipment before working on or near exposed circuit parts Before putting SPXFLOW equipment into operation, the operator shall analyze the application for all foreseeable risks, their likelihood to occur and the potential consequences of the identified risks as per ISO 31000 and ISO/IEC 31010 in their actual current version. -
Page 7: Care Of Component Materials
Waukesha Cherry-Burrell brand W75RS PMO Valve Care of Stainless Steel Care of Component Materials NOTE: SPX FLOW recommends the use of an FDA-approved anti-seize compound on all threaded connections. WARNING Failure to comply with the Care of Component Materials could lead to bodily injury. Stainless Steel Corrosion Corrosion resistance is greatest when a layer of oxide film is formed on the surface of stainless steel. -
Page 8: Introduction
Introduction For control top information, please refer to publication 95-03083. For additional product information please see our web site at http://www.spxflow.com/en/waukesha-cherry-burrell/resources/. General Information Information in this manual should be read by all personnel involved in installation, setup, operation, and maintenance. -
Page 9: Operating Parameters
Waukesha Cherry-Burrell brand W75RS PMO Valve Introduction Operating Parameters Temperature Range: Recommended operating temperature is determined by the material used for the seals. No special precautions are required for applications within a temperature range of 32°F to 180°F (0°C to 82°C). For applications above 190°F (88°C), clearances can be affected by excessive thermal expansion when the valve is installed in compact fabrications or manifolds. -
Page 10: Seat Options
Introduction Waukesha Cherry-Burrell brand W75RS PMO Valve Seat Options Seat Type Material / Maximum Temp. Operation: 280°F (137°C) Tri Ring (TR) - EPDM Sterile: Upper 275°F (135°C) Operation: Radial - 350°F (176°C) Lower Sterile: Consult Factory For higher temperature applications than those listed, please consult the factory. -
Page 11: Installation
Waukesha Cherry-Burrell brand W75RS PMO Valve Installation Installation CAUTION When installing the valve, ensure that no foreign materials (e.g. tools, screws, welding wire, lubricants, cloths, etc.) are enclosed in the system. Location The valve must be in a vertical position to ensure that the vent/ drain outlet system functions properly. -
Page 12: Pipeline Support
Installation Waukesha Cherry-Burrell brand W75RS PMO Valve Pipeline Support Install adequate supports to prevent strain on the fittings, valves, and equipment connections. 1. Install supports at least every 10 feet (3 meters) on straight runs of piping (Figure 1, item C). 2. -
Page 13: Installing The Valve
Waukesha Cherry-Burrell brand W75RS PMO Valve Installation Installing the Valve 1. Connect the air lines to Port A. Switch the controls to open condition (pressurize connection 3). See Figure 2. 2. Using caution, lift the actuator assembly and set the actuator in the body assembly. -
Page 14: Operation
Operation Waukesha Cherry-Burrell brand W75RS PMO Valve Operation All functions of mix proof valves are pneumatically controlled using a 72 to 100 psi (4.9 to 6.9 bar) clean air supply. The valve contains a large and small spring in the valve actuator. The springs hold the valve seats in the closed position. -
Page 15: Automatic Fail-Safe System
Waukesha Cherry-Burrell brand W75RS PMO Valve Operation Automatic Fail-Safe System Table 2: Valve Stem Detection Conditions Condition Upper Switch (NO) Lower Switch (NC) Yoke Switch (NC) Switch Symbol Valve Closed Valve Open Valve Closed with Upper Seat Lift Valve Closed with Lower Seat Lift 1 = Energized;... -
Page 16: Test Procedures
Operation Waukesha Cherry-Burrell brand W75RS PMO Valve Valve Closed, Upper Valve Closed, Lower Seat Lifted Seat Push For cleaning the upper seat For cleaning the lower seat. on seat lifting models only. Chamber 3 is pressurized, Chamber 2 is pressurized, and Chambers 1 and 2 are and Chambers 3 and 1 are vented. - Page 17 Waukesha Cherry-Burrell brand W75RS PMO Valve Operation Positive Fail-Safe Detection Test Perform a test to verify the fully closed fail-safe position. Both the upper and lower valve plugs are position-detectable via proximity switches. The valve plug feedback proximity switches are to be set for the fully opened and fully closed positions of the valve.
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Page 18: Maintenance
Maintenance Waukesha Cherry-Burrell brand W75RS PMO Valve Maintenance Maintenance Intervals Maintain adequate stock of replacement parts. See the items in bold beginning on page 28 for recommended spare parts. Maintenance intervals should be determined by the user and specific application, based on the following conditions: •... - Page 19 Waukesha Cherry-Burrell brand W75RS PMO Valve Maintenance CAUTION During valve opening and CIP cleaning, fluid escapes from the drain port. Drain it off to prevent any possible hazard to personnel. Connect the flush connection to a suitable water supply to flush the vent/drain during operation of the processing system.
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Page 20: Seat Lifting Adjustment
Maintenance Waukesha Cherry-Burrell brand W75RS PMO Valve Seat Lifting Adjustment Seat lifting models are factory set. A line on the stem in the yoke area provides a visual indication of the correct adjustment. If required, adjust the seat lift to factory settings or within the adjustment zone. -
Page 21: Disassembly Of Valve Stems
Waukesha Cherry-Burrell brand W75RS PMO Valve Maintenance Disassembly of Valve The valve stems must be disassembled in order to replace the Stems seat ring. 1. Using an open end wrench, remove the lower stem (Figure 14, item A) from the actuator by turning it counter-clockwise. NOTE: Before disassembly, note the position of the upper and lower seat lifting adjustment nuts. -
Page 22: Tri Ring Seat Replacement
Maintenance Waukesha Cherry-Burrell brand W75RS PMO Valve 6. Push the actuator stem into the adapter to help properly seat the bearing. 7. Using your finger, ensure that the bearing is properly seated. Visually inspect the seating. Outer O-ring Replacement 1. Remove the valve stem assembly from the actuator and slide the adapter off the outer stem. -
Page 23: Radial Seal Installation
Waukesha Cherry-Burrell brand W75RS PMO Valve Maintenance Radial Seal Installation 1. Lubricate the O-ring seal and expand it over the stem groove. 2. Place the assembly tool over the stem and extrude the O-ring seal into the groove by evenly tightening the cap screws on the installation tool. -
Page 24: Actuator O-Ring And Bearing Replacement
Maintenance Waukesha Cherry-Burrell brand W75RS PMO Valve Actuator O-ring and CAUTION Bearing Replacement The valve stems and actuator must be removed from the valve body before servicing the actuator components. CAUTION Although WCB fully-maintainable actuators are designed with a contained spring for safety, always use caution when handling any piston/spring assembly as any compressed coil spring can be extremely dangerous. - Page 25 Waukesha Cherry-Burrell brand W75RS PMO Valve Maintenance A. Control Top B. Cylinder Assembly C. Bearing D. O-ring E. Cap Screw F. Yoke G. Indicator Stem H. Spring Cage Assembly I. Mounting Cup J. Main Piston K. Small Spring L. Adjusting Sleeve M.
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Page 26: Control Top Removal And Disassembly
Maintenance Waukesha Cherry-Burrell brand W75RS PMO Valve Control Top Removal and The W-Series, 2-Piece Control Module can be removed from the valve while the valve either remains connected to the piping Disassembly system or is separately removed. Due to air requirements and system interlock integrity, it is not recommended to keep the valve in service while control module is removed. - Page 27 Waukesha Cherry-Burrell brand W75RS PMO Valve Maintenance Switch Adjustment W-series Control Modules with proximity switches or micro- switches utilize a positive switching configuration to provide discrete inputs for each valve position. Lower Switch 1 is normally closed (NC) and passing power when the stem is down.
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Page 28: Parts Lists
Parts Lists Waukesha Cherry-Burrell brand W75RS PMO Valve Parts Lists W75RS PMO Double Seat Mix Proof Valves - Seat Lift VA100-528a Page 28 95-03076 09/2018... - Page 29 Waukesha Cherry-Burrell brand W75RS PMO Valve Parts Lists W75RS PMO Double Seat Mix Proof Valves - Seat Lift Part Description Item # 1-1/2 2-1/2 Contact factory Control Top See actuator parts lists Actuator Assembly Bearing 106047+ 106047+ 106047+ 102002+ 114231+ O-ring, Body EPDM E70232...
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Page 30: W75Rs Pmo Double Seat Mix Proof Valves - Seat Lift With Flush
Parts Lists Waukesha Cherry-Burrell brand W75RS PMO Valve W75RS PMO Double Seat Mix Proof Valves - Seat Lift with Flush VA100-529a Page 30 95-03076 09/2018... - Page 31 Waukesha Cherry-Burrell brand W75RS PMO Valve Parts Lists W75RS PMO Double Seat Mix Proof Valves - Seat Lift with Flush Part Description Item # 1-1/2 2-1/2 Contact factory Control Top See actuator parts lists Actuator Assembly Bearing 106047+ 106047+ 106047+ 102002+ 114231+ O-ring, Body...
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Page 32: W75Rs Pmo Double Seat Mix Proof Valve Actuator
Parts Lists Waukesha Cherry-Burrell brand W75RS PMO Valve W75RS PMO Double Seat Mix Proof Valve Actuator VA100-508 Page 32 95-03076 09/2018... - Page 33 Waukesha Cherry-Burrell brand W75RS PMO Valve Parts Lists W75RS PMO Double Seat Mix Proof Valve Actuator Part Description Complete Actuator Assemblies Item 6" Diameter Indicator Stem - Visual 107951+ W75RS PMO without Flush 1a Indicator Stem - Control Top 119487+ Part Description Valve Size 6"...
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Page 34: W75Rs Pmo Double Seat Mix Proof Valve Bodies
Parts Lists Waukesha Cherry-Burrell brand W75RS PMO Valve W75RS PMO Double Seat Mix Proof Valve Bodies VA100-530 Item # Part Description 1-1/2" 2" 2-1/2" 3" 4" Buttweld - A1 117683+ 117678+ 117672+ 115380+ 117574+ Buttweld - B1 117685+ 117680+ 117674+ 115382+ 117576+ Buttweld - B2... -
Page 35: Troubleshooting
Waukesha Cherry-Burrell brand W75RS PMO Valve Troubleshooting Troubleshooting PROBLEM POSSIBLE CAUSE SUGGESTED ACTION Leakage Leakage from vent/drain with Upper or lower seat ring failure. Remove valve. Replace seat rings. valve closed. Debris trapped in upper seat or Inspect/change cleaning procedure to lower seat. - Page 36 Troubleshooting Waukesha Cherry-Burrell brand W75RS PMO Valve Notes Page 36 95-03076 09/2018...
- Page 38 Please contact your local sales representative for product availability in your region. For more information visit www.spxflow.com. The green “>” is a trademark of SPX FLOW, Inc. ISSUED: 09/2018...
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