Valmet Flowrox PVEG Installation, Operation And Maintenance Instructions
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Summary of Contents for Valmet Flowrox PVEG
- Page 1 Installation, Operation and Mainte- nance instructions for Flowrox™ PVEG valve Installation, maintenance and operating instructions These instructions must be read carefully and understood prior to the installation, use, and servicing of this product.
- Page 2 MAY BE OMITTED IN EVENT WHEN IT IS REQUIRED OR ALLOWED BY LAW VALMET HAS TAKEN EVERY CARE IN THE PREPARATION OF THE CONTENT OF THIS MANUAL, BUT DOES NOT MAKE ANY REPRESENTATIONS, WARRANTIES OR GUARANTEES OR, EXPRESS OR IMPLIED, AS TO THE ACCURACY OR COMPLETENESS OF THIS MANUAL.
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Page 3: Table Of Contents
Table of Contents Declaration OF INCORPORATION 2 INTRODUCTION General safety instructions Applications and purpose of use General description Technical data 3 TRANSPORTATION, STORAGE AND LIFTING 4 INSTALLATION General Flow direction, valve support and position Valve installation 5 Operation Commissioning and decommissioning 6 MAINTENANCE General maintenance and checks Scheduled maintenance... -
Page 4: Declaration Of
Declaration OF INCORPORATION This declaration is issued under the sole responsibility of the manufacturer: NELES FINLAND OY Marssitie 1 53600 Lappeenranta Finland Tel. +358 (0)10 417 5000 Product model/type: Pinch Valve (PVEG, PVG) The object of the declaration described above is in conformity with the relevant Union harmonisation legislation: Machinery Directive 2006/42/EC: Annex IIB partly completed machinery As the product may be used as parts or components in machinery, we declare that this product must not be put into service until the relevant machinery into which it is to be incorporated has been declared in conformity with the provisions of the... -
Page 5: Introduction
2.2 Applications and purpose of use injury. Flowrox PVEG is made for processes involving pressure CAUTION! resistance, abrasion, corrosion and aggressive slurries. In open position, the PVEG valve is at full bore with no flow CAUTION indicates a hazard with a low level of risk restrictions. -
Page 6: General Description
2.3 General description Principle of operation Flowrox PVEG valve is built with a corrosion resistant and light-weight plastic body and a rubber sleeve as a standard structure. Removable sleeve means no parts of the body are in contact with the process medium. -
Page 7: Technical Data
2.4 Technical data Actuators Standard actuators: • Manual • Pneumatic Manual valves are closed by turning the hand wheel clockwise. Pneumatic actuators are with a fixed stroke and do not require external controls. The pneumatic actuator is designed for a nominal supply of 6 bar (90psi). Use correct sized pneumatic hoses to ensure sufficient air flow. -
Page 8: Transportation, Storage And Lifting
When storing used valves, wash the valve with fresh water and follow the steps above. For storage periods greater than 36 months, please contact Valmet as the rubber parts need to be changed before use. Lifting equipment must be used for valves weighing over 25kg. -
Page 9: Installation
4 INSTALLATION WARNING! Crushing hazard. Do not put your hands or fingers inside the sleeve when the valve cycles. Do not energize the actuator before the valve is properly attached to the pipeline. Disconnect and de-energize the actuator before installation and maintenance work. High pressure injection hazard. -
Page 10: Valve Installation
The pipeline flanges are parallel, concentric and with Bolt/hex nut torques over 30 Nm may cause damages to correct distance. the Flowrox PVEG body. Never “pull” the whole pipeline • The flange connection bolts size is correct. with flange bolts to get the flanges tight. -
Page 11: Maintenance
6 MAINTENANCE 6.3 Spare parts To ensure correct and quick delivery of spare parts, the order 6.1 General maintenance and checks must contain at least the following information: WARNING! • Valve type • Serial number Unexpected start-up hazard. • Spare part name and quantity (example: Sleeve, 1 piece) De-energize actuators before maintenance. -
Page 12: Troubleshooting
6.5 Troubleshooting Table 7. Troubleshooting. Problem Possible reason Action Flange connection is loose Tighten the flange connection bolts to correct torque Leakage from flange connection Pipeline flanges and valve are misaligned Check that the flanges are parallel and concentric with the valve Damaged valve body Check valve body for scrapes and sharp edges and change if damaged Unsuitable sleeve material for process... -
Page 13: Appendix A: Dimensions
APPENDIX A: Dimensions Manual Pneumatic Weight (kg) Max pressure (Bar) Valve size (PVEG) M&A 82,5 104,5 117,5 Weight (lbs) Max pressure (PSI) Valve size (PVEG) M&A 17.1 11.4 21.5 12.6 24.8 15.7 10.6 17.7 33.0 4PV72EN - 4/2022... -
Page 14: Appendix B: How To Order
APPENDIX B: How to order PVEG J1SZ1 SBRT Product type PVEG Flowrox Pinch valve General line plastic body Product size DN 50-150 Actuator Manual Pneumatic Pressure class PN 6 bar 10 bar Flange drilling PVEG (DN 50, 100, 150) DIN PN 10 ANSI 150 Other Body material... - Page 15 Auxiliaries Applicable Description Extra info actuator Solenoid valve 230V - 50/60Hz - with Nickel-plated brass fittings and Solenoid valve, 230V, 50/60H, Bistable plastic PNEUMATIC (Flowrox Standard) tubing. Flowrox selected model, Bistable (Double coil). Solenoid valve, 110V, 50/60Hz, Solenoid valve 110V-50/60Hz - with Nickel-plated brass fittings and Monostable plastic PNEUMATIC...
- Page 16 Subject to change without prior notice. Neles, Neles Easyflow, Jamesbury, Stonel, Valvcon and Flowrox, and certain other trademarks, are either registered trademarks or trademarks of Valmet Oyj or its subsidiaries in the United States and/or in other countries. For more information www.neles.com/trademarks...
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