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Summary of Contents for Enardo EPRV
- Page 1 Enardo Emergency Pressure Relief Vent (EPRV) Emergency Pressure Relief Vent with Vacuum (EPRV-V) User’s Manual EPRV EPRV-V Enardo * 4470 S. 70 E. Ave. * Tulsa, OK USA 74145-4607...
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Page 2: Table Of Contents
Enardo Emergency Pressure Relief Vent (EPRV) and Emergency Pressure Relief Vent with Vacuum (EPRV-V) User’s Manual Contents Product Line Vent Configurations Vent Operation Vent Installation Vent Maintenance Pressure and Vacuum Setting Information Changing Pressure Setting in the Field 6300089 EPRV-C.DOC 8/23/2013... -
Page 3: Product Line
Thank you for purchasing the Enardo Emergency Pressure Relief Vent (EPRV) or Emergency Pressure Relief Vent with Vacuum (EPRV-V). With proper installation, usage and preventative maintenance the Enardo EPRV and EPRV-V can supply years of pressure and/or vacuum relief with continued sealing performance that exceed the most stringent industry standards (1 scfh @ 90% set point per valve). -
Page 4: Vent Configurations
Vent Configurations Emergency Pressure Relief Vent (EPRV): Emergency Pressure Relief Vent with Vacuum (EPRV-V): 6300089 EPRV-C.DOC 8/23/2013... -
Page 5: Vent Operation
Vent Operation Both the Enardo EPRV and EPRV-V maintain a tight seal until system pressure, or vacuum, exceeds the set pressure of the vent. To adjust the set pressure, a series of weights may be stacked onto the lid assembly. When over-pressure occurs the weighted lid assembly lifts, breaking the seal between the seat and seal portion of the lid assembly. -
Page 6: Vent Installation
The weight loaded Emergency Pressure Relief Vent (EPRV) and Emergency Pressure Relief Vent with Vacuum (EPRV-V) should be installed on flange bolt patterns that match that of the vent itself. The attachment flange base should be a level surface. - Page 7 6300089 EPRV-C.DOC 8/23/2013...
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Page 8: Vent Maintenance
Below is a list of instructions that are recommended preventative maintenance for the Enardo EPRV and EPRV-V. (Pictures are provided) Loosen fasteners on top of the vent and remove the hood and the spring chamber. Inspect and clear away any debris or buildup that may cause the vent to become lodged or impede air flow through the unit. -
Page 9: Pressure And Vacuum Setting Information
These elevated settings are preset at the factory. Vacuum settings for the EPRV-V are set with a spring. For each setting that Enardo offers, there is a spring that is specifically designed to do the job. The standard settings available are 0.5 oz., 0.75 oz., 1 oz. - Page 10 If specific setting changes are required, the EPRV should be sent to a qualified valve testing facility that has the appropriate equipment for establishing and verifying the new setting. If the...
- Page 11 (ii) Shall not be modified except by written agreement, date even herewith or subsequent hereto, signed on behalf of buyer and Enardo by the respective duly authorized representatives.
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