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Summary of Contents for Welker RV-1
- Page 1 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WELKER RELIEF VALVE MODELS RV-1 RV-2 RV-2CP RV-3 DRAWING NUMBERS AD017A[ ] AD018A[ ] AD020A[ ] AD282BO MANUAL NUMBER IOM-033 REVISION Rev. F, 7/23/2019...
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Page 2: Table Of Contents
APPENDIX A: Referenced or Attached Documents Copyright © 2019 Welker, Inc. All rights reserved. Welker®, W Welker®, W logo, WelkerScope®, Welker Jet®, and OdorEyes® are registered trademarks of Welker, Inc. IOM-033 MODELS: RV-1, RV-2, RV-2CP, and RV-3 REV: F 13839 West Bellfort Street, Sugar Land, TX 77498 welker.com... -
Page 3: Safety
Warning messages appear before procedures that could result in personal injury if not observed. This manual is intended to be used as a basic installation and operation guide for the Welker Relief Valves, RV-1, RV-2, RV-2CP, and RV-3. For comprehensive instructions, please refer to the IOM Manuals for each individual component. -
Page 4: Product Information
If you have any questions, please call Welker at 1-281-491-2331. *The following procedures have been written for use with standard Welker parts and equipment. Assemblies that have been modified may have additional requirements and specifications that are not listed in this manual. -
Page 5: Equipment Diagrams
0–50 psig (0–3 barg) Spring Range 0–200 psig (0–13 barg) Option Pre-Set Relief 1.4 Equipment Diagrams Figure 1: RV-1 Diagram IOM-033 MODELS: RV-1, RV-2, RV-2CP, and RV-3 REV: F 13839 West Bellfort Street, Sugar Land, TX 77498 welker.com Service Department 281.491.2331... - Page 6 Figure 2: RV-2 Diagram Figure 3: RV-2CP Diagram Figure 4: RV-3 Diagram IOM-033 MODELS: RV-1, RV-2, RV-2CP, and RV-3 REV: F 13839 West Bellfort Street, Sugar Land, TX 77498 welker.com Service Department 281.491.2331...
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Page 7: Installation & Operation
Screw the spring adjuster of the relief valve counterclockwise until pressure starts to relieve. A hissing sound will be audible. For the RV-1 and RV-2, use a hex key to screw the spring adjuster. For the RV-3, use a Phillips head screwdriver to screw the spring adjuster. ... -
Page 8: Installing And Setting The Relief: Rv-2Cp
Installation is complete, and the relief valve is now operational. 13. 2.3 Installing and Setting the Relief: RV-2CP If setting and installing an RV-1, RV-2, or RV-3, see Section 2.2, Setting and Installing the Relief: RV-1, RV-2, and RV-3. Installing the RV-2CP Prior to being set, the RV-2CP must be installed to the cylinder it will be relieving. -
Page 9: Maintenance
3. All maintenance and cleaning of the unit should be performed on a smooth, clean surface. 4. Welker recommends having the following tools available for maintenance. Please note that the exact tools required may vary by model. a. Adjustable Wrench b. -
Page 10: Maintenance
Screw the spring adjuster into the spring body. 11. The RV-1 is now ready to be reset and reinstalled. See Section 2.2, Setting and Installing the Relief: RV-1, RV-2, and RV-3, for instructions on setting and installing the relief. IOM-033... -
Page 11: Maintenance
Screw the spring adjuster into the spring housing. 11. The RV-2 is now ready to be reset and reinstalled. See Section 2.2, Setting and Installing the Relief: RV-1, RV-2, and RV-3, for instructions on setting and installing the relief. IOM-033... -
Page 12: Maintenance: Rv-2Cp
The RV-2CP is now ready to be reinstalled and reset. See Section 2.3, Installing and Setting the Relief: RV-2CP, for instructions on installing and setting the relief. IOM-033 MODELS: RV-1, RV-2, RV-2CP, and RV-3 REV: F 13839 West Bellfort Street, Sugar Land, TX 77498 welker.com... -
Page 13: Maintenance
Screw the spring adjuster into the spring housing. 11. The RV-3 is now ready to be reset and reinstalled. See Section 2.2, Setting and Installing the Relief: RV-1, RV-2, and RV-3, for instructions on setting and installing the relief. IOM-033... -
Page 14: Appendix
APPENDIX A: REFERENCED OR ATTACHED DOCUMENTS Welker Installation, Operation, and Maintenance (IOM) Manuals suggested for use with this unit: None Other Installation, Operation, and Maintenance (IOM) Manuals suggested for use with this unit: None Welker drawings and schematics suggested for use with this unit: ... - Page 15 ____________________________________________________________________________________________________ ____________________________________________________________________________________________________ ____________________________________________________________________________________________________ ____________________________________________________________________________________________________ ____________________________________________________________________________________________________ ____________________________________________________________________________________________________ ____________________________________________________________________________________________________ ____________________________________________________________________________________________________ 13839 West Bellfort Street Sugar Land, TX 77498 Phone: 281.491.2331 welker.com IOM-033 MODELS: RV-1, RV-2, RV-2CP, and RV-3 REV: F 13839 West Bellfort Street, Sugar Land, TX 77498 welker.com Service Department 281.491.2331...
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