Groth 1720A Manual de usuario

IOM 1700A REV. A 12541 IOM 1700A January 2006 Installation, Operation and Maintenance Manual for Pressure/Vacuum Reli

10 Groth Model 1720A Pressure/Vacuum Relief Valve Fig. 7 ITEM DESCRIPTION CARBON ALUMINUM STAINLESS 1 Body CS Aluminum 316 SS 2 Nut, Hex 316

11 Groth Model 1760A Pressure/Vacuum Relief Valve Fig 8 ITEM DESCRIPTION CARBON ALUMINUM STAINLESS 1 Outlet CS Aluminum

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

2 TABLE OF CONTENTS: DESCRIPTION PAGE Introduction 2 Valve Design & Function 3 Safety Warnings 4 Inspection and Storage 4 Installation 4 &

3 VALVE DESIGN AND FUNCTION: Fig. 1 - Typical Tank Installation Tank protection equipment typically includes an operating valve which is designed to

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

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

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

7 TABLE 4: Part Numbers - Spare Parts * Valve Size Component 2" 3" 4" FEP Diaphragm, 10 mil 80040162 80040362 80040562 FEP Diaph

8 TEST PROCEDURE: 1. A chart showing nominal pallet assembly weights for three common units of pressure is shown below in Table 5. Before starting t

9 TABLE 7 - Weight Blocks Maximum Envelope Dimensions - In. (cm) Warning: See Page 7 Dimensions: A,B,C & D Apply to Models