Groth 1200A Bedienungsanleitung Seite 1

IOM 1200AFBG.1 REV. A 12541 IOM 1200AFBG.1 MAY 2006 Installation, Operation and Maintenance Manual for Weight Loaded Fiberglass Valves Mo

9Groth Model 1220A Pressure/Vacuum Relief Valve Fig. 9 Epoxy Vinyl Ester Resin ITEM NAME 411-45 411-45 - PVDF 470-36 Furan 1 Body

10Groth Model 1260A/1760A Pressure/Vacuum Relief Valve Fig. 10 Epoxy Vinyl Ester Resin ITEM NAME 411-45 411-45 w/ PVDF

11Groth Model 1300A Pressure/Vacuum Relief Valve Fig. 11 Epoxy Vinyl Ester Resin ITEM NAME 411-45 411-45 w/ PVDF

12Groth Model 1360A Pressure/Vacuum Relief Valve Fig. 12 Epoxy Vinyl Ester Resin ITEM NAME 411-45 411-45 470-36 Furan

13Groth Model 2300A Pressure/Vacuum Relief Valve Fig. 13 Epoxy Vinyl Ester Resin ITEM NAME 411-45 411-45 w/ Kynar 470-36 Furan

14Table 6: LIST OF ABBREVIATIONS ANSI American National Standard Lb.-Ft. Pound Foot PRESS Pressure API American Petroleum Institute MA

15 The nameplate on the Valve contains the Model Number, Serial Number, set pressures and flow capacity at a specified over-pressure. The Model Numb

16 TABLE 5 - Maximum Vacuum Settings with Resin Encapsulated Lead Weights Valve Size OSI IN WC mbar 2” 28 48.4 121 3” 32 55.4 138 4” 32 55.4 138

© Copyright Groth Corporation 1999 1TABLE OF CONTENTS: DESCRIPTION PAGE Introduction 1 Valve Design & Function 2 Safety Warnings 3 Inspection a

2VALVE DESIGN AND FUNCTION: Fig. 1 - Typical Tank Installation Tank protection equipment typically includes an operating valve

3SAFETY WARNINGS: This section is an overview of safety guidelines that should be followed during the installation, operation and maintenance of Grot

4The following guidelines should be observed at installation: 1. Inspect the gasket seating surface of the tank nozzle flange. It must be clean, fr

5MAINTENANCE: Groth Corporation recommends that all service performed on a pressure/vacuum relief valve be done at the factory or a factory authorize

6TABLE 3: Part Numbers - Spare Parts * Valve Size Component Stem 2" 3" 4" 6" 8" 10" 12" Dphgm, 10 m

7TEST PROCEDURE: 1. A chart showing nominal pallet assembly weights for three common units of pressure is shown below in Table 4. Before starting to

8Groth Model 1200A Pressure/Vacuum Relief Valve Fig. 8 Epoxy Vinyl Ester Resin ITEM DESCRIPTION 411-45 411-45 – PVDF 470-