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Summary of Contents for A.R.I. D-025L
- Page 1 RI.D025L.IOM.EN01.0523 Installation, Operation & Maintenance D-025L Combination Air Valve The following is a step-by-step narrated description of the A.R.I. D-025L combination air valve installation, operation and maintenance processes.
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Page 2: Table Of Contents
IOM A.R.I. D-025L Table of contents 1. Safety Instructions ............................4 Safety Instructions - General ........................... 4 Safety Instructions - Handling ..........................4 Safety Instructions - Installation ..........................4 Safety Instructions - Commissioning and Operation .................... 5 Safety Instructions - Maintenance .......................... 5 Safety Instructions - Before returning to regular operation .................. - Page 3 IOM A.R.I. D-025L Disclaimer This document is an Installation, Operation and Maintenance (IOM) manual for Aquestia Ltd. The information enclosed herein contains restricted, privileged, proprietary and confidential information, intended only for usage by authorized Aquestia technicians. If you are not a qualified technician, you must not take any action in reliance upon this document, unless otherwise permitted in writing by Aquestia Aquestia has made every effort to ensure that this document is accurate;...
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Page 4: Safety Instructions
IOM A.R.I. D-025L 1. Safety Instructions Safety Instructions - General Aquestia products always operate as components in a larger system. It is essential for the system designers, installers, operators and maintenance personnel to comply with all the relevant safety standards. -
Page 5: Safety Instructions - Commissioning And Operation
IOM A.R.I. D-025L Safety Instructions - Commissioning and Operation Read carefully the operation instructions prior to any attempt to operate the product. Observe the safety stickers on the product and never perform any operation contradicting the instructions given. In order to achieve maximum performance and smooth operation of the product, it is crucial to perform the startup and first operation procedures exactly as described in this manual. -
Page 6: Installation
IOM A.R.I. D-025L 2. Installation Important: Before performing any work on the air valve make sure that all workers on site are familiar with the safety instructions and the relevant local and general safety instructions and work regulations. 2.1. Installation Recommendations Single Air Valve on an Isolating Valve at 45°... -
Page 7: Conventions And Measurements
IOM A.R.I. D-025L 2.2. Conventions and Measurements This paragraph presents and explains the terms and Isolation measurements used for the Installation process. Valve D = Diameter of pipeline d = diameter of riser H = Height of riser on the pipeline... -
Page 8: Installation Instructions
IOM A.R.I. D-025L 2.3. Installation Instructions 1. Flush the system before installing the air valve to avoid any debris or sharp objects getting into the air valve. 2. Carefully remove the air valve from the shipping package. Unload all air valves carefully to a sturdy level surface taking care not to drop them. -
Page 9: Operation
IOM A.R.I. D-025L 3. Operation The Air & Vacuum component, with the large orifice, discharges air at high flow rates during the filling of the system, and admits air into the system, at high flow rates, during system’s drainage and at water column separation. -
Page 10: Periodic Maintenance
IOM A.R.I. D-025L 4. Periodic Maintenance Please note that the periodic maintenance of the air valve is an integral part of the proper pipeline maintenance regime; it should be maintained at least once a year in accordance with the quality and composition of the fluid in the system. - Page 11 IOM A.R.I. D-025L A.R.I. D-025L Air valve – Assembly BOM Table and Drawing Discharge Elbow Extension Body Rolling Seal Stem Clamping Stem Float Connector O-ring Body Domed Nut Stopper Spring Float + Stem + Washer O-ring Clamp, Bolt & Nut Tap ¼”...
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Page 12: Troubleshooting
IOM A.R.I. D-025L 5. Troubleshooting Symptom Possible Causes Solution O-ring is not in place, debris in sealing Open the bolt, separate and Valve leaking from Clamp area area, or Clamps are not properly remove the two tightened Clamps. Check the placement and integrity of the O- ring.
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